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-rw-r--r--scripts/.gitignore1
-rw-r--r--scripts/Kbuild.include14
-rw-r--r--scripts/Makefile1
-rw-r--r--scripts/Makefile.clean4
-rw-r--r--scripts/Makefile.extrawarn21
-rw-r--r--scripts/Makefile.host61
-rw-r--r--scripts/Makefile.modinst2
-rw-r--r--scripts/basic/.gitignore1
-rw-r--r--scripts/basic/Makefile1
-rw-r--r--scripts/basic/bin2c.c (renamed from scripts/bin2c.c)7
-rwxr-xr-xscripts/checkpatch.pl596
-rwxr-xr-xscripts/checkstack.pl12
-rw-r--r--scripts/coccinelle/api/devm_ioremap_resource.cocci90
-rw-r--r--scripts/coccinelle/free/ifnullfree.cocci53
-rwxr-xr-xscripts/get_maintainer.pl22
-rwxr-xr-xscripts/kernel-doc15
-rw-r--r--scripts/mod/modpost.c58
-rw-r--r--scripts/package/builddeb14
-rw-r--r--scripts/package/buildtar3
-rw-r--r--scripts/recordmcount.h4
-rw-r--r--scripts/selinux/genheaders/Makefile1
-rw-r--r--scripts/selinux/mdp/Makefile2
-rwxr-xr-xscripts/tags.sh2
23 files changed, 635 insertions, 350 deletions
diff --git a/scripts/.gitignore b/scripts/.gitignore
index fb070fa1038f..5ecfe93f2028 100644
--- a/scripts/.gitignore
+++ b/scripts/.gitignore
@@ -4,7 +4,6 @@
conmakehash
kallsyms
pnmtologo
-bin2c
unifdef
ihex2fw
recordmcount
diff --git a/scripts/Kbuild.include b/scripts/Kbuild.include
index 122f95c95869..8a9a4e1c7eab 100644
--- a/scripts/Kbuild.include
+++ b/scripts/Kbuild.include
@@ -215,11 +215,13 @@ else
arg-check = $(if $(strip $(cmd_$@)),,1)
endif
-# >'< substitution is for echo to work,
-# >$< substitution to preserve $ when reloading .cmd file
-# note: when using inline perl scripts [perl -e '...$$t=1;...']
-# in $(cmd_xxx) double $$ your perl vars
-make-cmd = $(subst \\,\\\\,$(subst \#,\\\#,$(subst $$,$$$$,$(call escsq,$(cmd_$(1))))))
+# Replace >$< with >$$< to preserve $ when reloading the .cmd file
+# (needed for make)
+# Replace >#< with >\#< to avoid starting a comment in the .cmd file
+# (needed for make)
+# Replace >'< with >'\''< to be able to enclose the whole string in '...'
+# (needed for the shell)
+make-cmd = $(call escsq,$(subst \#,\\\#,$(subst $$,$$$$,$(cmd_$(1)))))
# Find any prerequisites that is newer than target or that does not exist.
# PHONY targets skipped in both cases.
@@ -230,7 +232,7 @@ any-prereq = $(filter-out $(PHONY),$?) $(filter-out $(PHONY) $(wildcard $^),$^)
if_changed = $(if $(strip $(any-prereq) $(arg-check)), \
@set -e; \
$(echo-cmd) $(cmd_$(1)); \
- echo 'cmd_$@ := $(make-cmd)' > $(dot-target).cmd)
+ printf '%s\n' 'cmd_$@ := $(make-cmd)' > $(dot-target).cmd)
# Execute the command and also postprocess generated .d dependencies file.
if_changed_dep = $(if $(strip $(any-prereq) $(arg-check) ), \
diff --git a/scripts/Makefile b/scripts/Makefile
index 890df5c6adfb..72902b5f2721 100644
--- a/scripts/Makefile
+++ b/scripts/Makefile
@@ -13,7 +13,6 @@ HOST_EXTRACFLAGS += -I$(srctree)/tools/include
hostprogs-$(CONFIG_KALLSYMS) += kallsyms
hostprogs-$(CONFIG_LOGO) += pnmtologo
hostprogs-$(CONFIG_VT) += conmakehash
-hostprogs-$(CONFIG_IKCONFIG) += bin2c
hostprogs-$(BUILD_C_RECORDMCOUNT) += recordmcount
hostprogs-$(CONFIG_BUILDTIME_EXTABLE_SORT) += sortextable
hostprogs-$(CONFIG_ASN1) += asn1_compiler
diff --git a/scripts/Makefile.clean b/scripts/Makefile.clean
index 686cb0d31c7c..a651cee84f2a 100644
--- a/scripts/Makefile.clean
+++ b/scripts/Makefile.clean
@@ -40,8 +40,8 @@ subdir-ymn := $(addprefix $(obj)/,$(subdir-ymn))
# build a list of files to remove, usually relative to the current
# directory
-__clean-files := $(extra-y) $(always) \
- $(targets) $(clean-files) \
+__clean-files := $(extra-y) $(extra-m) $(extra-) \
+ $(always) $(targets) $(clean-files) \
$(host-progs) \
$(hostprogs-y) $(hostprogs-m) $(hostprogs-)
diff --git a/scripts/Makefile.extrawarn b/scripts/Makefile.extrawarn
index 65643506c71c..f734033af219 100644
--- a/scripts/Makefile.extrawarn
+++ b/scripts/Makefile.extrawarn
@@ -26,16 +26,6 @@ warning-1 += $(call cc-option, -Wmissing-include-dirs)
warning-1 += $(call cc-option, -Wunused-but-set-variable)
warning-1 += $(call cc-disable-warning, missing-field-initializers)
-# Clang
-warning-1 += $(call cc-disable-warning, initializer-overrides)
-warning-1 += $(call cc-disable-warning, unused-value)
-warning-1 += $(call cc-disable-warning, format)
-warning-1 += $(call cc-disable-warning, unknown-warning-option)
-warning-1 += $(call cc-disable-warning, sign-compare)
-warning-1 += $(call cc-disable-warning, format-zero-length)
-warning-1 += $(call cc-disable-warning, uninitialized)
-warning-1 += $(call cc-option, -fcatch-undefined-behavior)
-
warning-2 := -Waggregate-return
warning-2 += -Wcast-align
warning-2 += -Wdisabled-optimization
@@ -64,4 +54,15 @@ ifeq ("$(strip $(warning))","")
endif
KBUILD_CFLAGS += $(warning)
+else
+
+ifeq ($(COMPILER),clang)
+KBUILD_CFLAGS += $(call cc-disable-warning, initializer-overrides)
+KBUILD_CFLAGS += $(call cc-disable-warning, unused-value)
+KBUILD_CFLAGS += $(call cc-disable-warning, format)
+KBUILD_CFLAGS += $(call cc-disable-warning, unknown-warning-option)
+KBUILD_CFLAGS += $(call cc-disable-warning, sign-compare)
+KBUILD_CFLAGS += $(call cc-disable-warning, format-zero-length)
+KBUILD_CFLAGS += $(call cc-disable-warning, uninitialized)
+endif
endif
diff --git a/scripts/Makefile.host b/scripts/Makefile.host
index 66893643fd7d..ab5980f91714 100644
--- a/scripts/Makefile.host
+++ b/scripts/Makefile.host
@@ -20,21 +20,12 @@
# Will compile qconf as a C++ program, and menu as a C program.
# They are linked as C++ code to the executable qconf
-# hostprogs-y := conf
-# conf-objs := conf.o libkconfig.so
-# libkconfig-objs := expr.o type.o
-# Will create a shared library named libkconfig.so that consists of
-# expr.o and type.o (they are both compiled as C code and the object files
-# are made as position independent code).
-# conf.c is compiled as a C program, and conf.o is linked together with
-# libkconfig.so as the executable conf.
-# Note: Shared libraries consisting of C++ files are not supported
-
__hostprogs := $(sort $(hostprogs-y) $(hostprogs-m))
# C code
# Executables compiled from a single .c file
-host-csingle := $(foreach m,$(__hostprogs),$(if $($(m)-objs),,$(m)))
+host-csingle := $(foreach m,$(__hostprogs), \
+ $(if $($(m)-objs)$($(m)-cxxobjs),,$(m)))
# C executables linked based on several .o files
host-cmulti := $(foreach m,$(__hostprogs),\
@@ -44,33 +35,17 @@ host-cmulti := $(foreach m,$(__hostprogs),\
host-cobjs := $(sort $(foreach m,$(__hostprogs),$($(m)-objs)))
# C++ code
-# C++ executables compiled from at least on .cc file
+# C++ executables compiled from at least one .cc file
# and zero or more .c files
host-cxxmulti := $(foreach m,$(__hostprogs),$(if $($(m)-cxxobjs),$(m)))
# C++ Object (.o) files compiled from .cc files
host-cxxobjs := $(sort $(foreach m,$(host-cxxmulti),$($(m)-cxxobjs)))
-# Shared libaries (only .c supported)
-# Shared libraries (.so) - all .so files referenced in "xxx-objs"
-host-cshlib := $(sort $(filter %.so, $(host-cobjs)))
-# Remove .so files from "xxx-objs"
-host-cobjs := $(filter-out %.so,$(host-cobjs))
-
-#Object (.o) files used by the shared libaries
-host-cshobjs := $(sort $(foreach m,$(host-cshlib),$($(m:.so=-objs))))
-
# output directory for programs/.o files
-# hostprogs-y := tools/build may have been specified. Retrieve directory
-host-objdirs := $(foreach f,$(__hostprogs), $(if $(dir $(f)),$(dir $(f))))
-# directory of .o files from prog-objs notation
-host-objdirs += $(foreach f,$(host-cmulti), \
- $(foreach m,$($(f)-objs), \
- $(if $(dir $(m)),$(dir $(m)))))
-# directory of .o files from prog-cxxobjs notation
-host-objdirs += $(foreach f,$(host-cxxmulti), \
- $(foreach m,$($(f)-cxxobjs), \
- $(if $(dir $(m)),$(dir $(m)))))
+# hostprogs-y := tools/build may have been specified.
+# Retrieve also directory of .o files from prog-objs or prog-cxxobjs notation
+host-objdirs := $(dir $(__hostprogs) $(host-cobjs) $(host-cxxobjs))
host-objdirs := $(strip $(sort $(filter-out ./,$(host-objdirs))))
@@ -81,8 +56,6 @@ host-cmulti := $(addprefix $(obj)/,$(host-cmulti))
host-cobjs := $(addprefix $(obj)/,$(host-cobjs))
host-cxxmulti := $(addprefix $(obj)/,$(host-cxxmulti))
host-cxxobjs := $(addprefix $(obj)/,$(host-cxxobjs))
-host-cshlib := $(addprefix $(obj)/,$(host-cshlib))
-host-cshobjs := $(addprefix $(obj)/,$(host-cshobjs))
host-objdirs := $(addprefix $(obj)/,$(host-objdirs))
obj-dirs += $(host-objdirs)
@@ -123,7 +96,7 @@ quiet_cmd_host-cmulti = HOSTLD $@
cmd_host-cmulti = $(HOSTCC) $(HOSTLDFLAGS) -o $@ \
$(addprefix $(obj)/,$($(@F)-objs)) \
$(HOST_LOADLIBES) $(HOSTLOADLIBES_$(@F))
-$(host-cmulti): $(obj)/%: $(host-cobjs) $(host-cshlib) FORCE
+$(host-cmulti): $(obj)/%: $(host-cobjs) FORCE
$(call if_changed,host-cmulti)
# Create .o file from a single .c file
@@ -140,7 +113,7 @@ quiet_cmd_host-cxxmulti = HOSTLD $@
$(foreach o,objs cxxobjs,\
$(addprefix $(obj)/,$($(@F)-$(o)))) \
$(HOST_LOADLIBES) $(HOSTLOADLIBES_$(@F))
-$(host-cxxmulti): $(obj)/%: $(host-cobjs) $(host-cxxobjs) $(host-cshlib) FORCE
+$(host-cxxmulti): $(obj)/%: $(host-cobjs) $(host-cxxobjs) FORCE
$(call if_changed,host-cxxmulti)
# Create .o file from a single .cc (C++) file
@@ -149,21 +122,5 @@ quiet_cmd_host-cxxobjs = HOSTCXX $@
$(host-cxxobjs): $(obj)/%.o: $(src)/%.cc FORCE
$(call if_changed_dep,host-cxxobjs)
-# Compile .c file, create position independent .o file
-# host-cshobjs -> .o
-quiet_cmd_host-cshobjs = HOSTCC -fPIC $@
- cmd_host-cshobjs = $(HOSTCC) $(hostc_flags) -fPIC -c -o $@ $<
-$(host-cshobjs): $(obj)/%.o: $(src)/%.c FORCE
- $(call if_changed_dep,host-cshobjs)
-
-# Link a shared library, based on position independent .o files
-# *.o -> .so shared library (host-cshlib)
-quiet_cmd_host-cshlib = HOSTLLD -shared $@
- cmd_host-cshlib = $(HOSTCC) $(HOSTLDFLAGS) -shared -o $@ \
- $(addprefix $(obj)/,$($(@F:.so=-objs))) \
- $(HOST_LOADLIBES) $(HOSTLOADLIBES_$(@F))
-$(host-cshlib): $(obj)/%: $(host-cshobjs) FORCE
- $(call if_changed,host-cshlib)
-
targets += $(host-csingle) $(host-cmulti) $(host-cobjs)\
- $(host-cxxmulti) $(host-cxxobjs) $(host-cshlib) $(host-cshobjs)
+ $(host-cxxmulti) $(host-cxxobjs)
diff --git a/scripts/Makefile.modinst b/scripts/Makefile.modinst
index ecbb44797e28..95ec7b35e8b6 100644
--- a/scripts/Makefile.modinst
+++ b/scripts/Makefile.modinst
@@ -31,6 +31,6 @@ $(modules):
# Declare the contents of the .PHONY variable as phony. We keep that
-# information in a variable se we can use it in if_changed and friends.
+# information in a variable so we can use it in if_changed and friends.
.PHONY: $(PHONY)
diff --git a/scripts/basic/.gitignore b/scripts/basic/.gitignore
index a776371a3502..9528ec9e5adc 100644
--- a/scripts/basic/.gitignore
+++ b/scripts/basic/.gitignore
@@ -1 +1,2 @@
fixdep
+bin2c
diff --git a/scripts/basic/Makefile b/scripts/basic/Makefile
index 4fcef87bb875..ec10d9345bc2 100644
--- a/scripts/basic/Makefile
+++ b/scripts/basic/Makefile
@@ -9,6 +9,7 @@
# fixdep: Used to generate dependency information during build process
hostprogs-y := fixdep
+hostprogs-$(CONFIG_BUILD_BIN2C) += bin2c
always := $(hostprogs-y)
# fixdep is needed to compile other host programs
diff --git a/scripts/bin2c.c b/scripts/basic/bin2c.c
index 96dd2bcbb407..af187e695345 100644
--- a/scripts/bin2c.c
+++ b/scripts/basic/bin2c.c
@@ -11,7 +11,7 @@
int main(int argc, char *argv[])
{
- int ch, total=0;
+ int ch, total = 0;
if (argc > 1)
printf("const char %s[] %s=\n",
@@ -19,10 +19,9 @@ int main(int argc, char *argv[])
do {
printf("\t\"");
- while ((ch = getchar()) != EOF)
- {
+ while ((ch = getchar()) != EOF) {
total++;
- printf("\\x%02x",ch);
+ printf("\\x%02x", ch);
if (total % 16 == 0)
break;
}
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 010b18ef4ea0..31a731e06f50 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -309,9 +309,12 @@ our $Operators = qr{
our $c90_Keywords = qr{do|for|while|if|else|return|goto|continue|switch|default|case|break}x;
our $NonptrType;
+our $NonptrTypeMisordered;
our $NonptrTypeWithAttr;
our $Type;
+our $TypeMisordered;
our $Declare;
+our $DeclareMisordered;
our $NON_ASCII_UTF8 = qr{
[\xC2-\xDF][\x80-\xBF] # non-overlong 2-byte
@@ -353,16 +356,36 @@ our $signature_tags = qr{(?xi:
Cc:
)};
+our @typeListMisordered = (
+ qr{char\s+(?:un)?signed},
+ qr{int\s+(?:(?:un)?signed\s+)?short\s},
+ qr{int\s+short(?:\s+(?:un)?signed)},
+ qr{short\s+int(?:\s+(?:un)?signed)},
+ qr{(?:un)?signed\s+int\s+short},
+ qr{short\s+(?:un)?signed},
+ qr{long\s+int\s+(?:un)?signed},
+ qr{int\s+long\s+(?:un)?signed},
+ qr{long\s+(?:un)?signed\s+int},
+ qr{int\s+(?:un)?signed\s+long},
+ qr{int\s+(?:un)?signed},
+ qr{int\s+long\s+long\s+(?:un)?signed},
+ qr{long\s+long\s+int\s+(?:un)?signed},
+ qr{long\s+long\s+(?:un)?signed\s+int},
+ qr{long\s+long\s+(?:un)?signed},
+ qr{long\s+(?:un)?signed},
+);
+
our @typeList = (
qr{void},
- qr{(?:unsigned\s+)?char},
- qr{(?:unsigned\s+)?short},
- qr{(?:unsigned\s+)?int},
- qr{(?:unsigned\s+)?long},
- qr{(?:unsigned\s+)?long\s+int},
- qr{(?:unsigned\s+)?long\s+long},
- qr{(?:unsigned\s+)?long\s+long\s+int},
- qr{unsigned},
+ qr{(?:(?:un)?signed\s+)?char},
+ qr{(?:(?:un)?signed\s+)?short\s+int},
+ qr{(?:(?:un)?signed\s+)?short},
+ qr{(?:(?:un)?signed\s+)?int},
+ qr{(?:(?:un)?signed\s+)?long\s+int},
+ qr{(?:(?:un)?signed\s+)?long\s+long\s+int},
+ qr{(?:(?:un)?signed\s+)?long\s+long},
+ qr{(?:(?:un)?signed\s+)?long},
+ qr{(?:un)?signed},
qr{float},
qr{double},
qr{bool},
@@ -372,6 +395,7 @@ our @typeList = (
qr{${Ident}_t},
qr{${Ident}_handler},
qr{${Ident}_handler_fn},
+ @typeListMisordered,
);
our @typeListWithAttr = (
@typeList,
@@ -399,11 +423,6 @@ foreach my $entry (@mode_permission_funcs) {
$mode_perms_search .= $entry->[0];
}
-our $declaration_macros = qr{(?x:
- (?:$Storage\s+)?(?:DECLARE|DEFINE)_[A-Z]+\s*\(|
- (?:$Storage\s+)?LIST_HEAD\s*\(
-)};
-
our $allowed_asm_includes = qr{(?x:
irq|
memory
@@ -413,6 +432,7 @@ our $allowed_asm_includes = qr{(?x:
sub build_types {
my $mods = "(?x: \n" . join("|\n ", @modifierList) . "\n)";
my $all = "(?x: \n" . join("|\n ", @typeList) . "\n)";
+ my $Misordered = "(?x: \n" . join("|\n ", @typeListMisordered) . "\n)";
my $allWithAttr = "(?x: \n" . join("|\n ", @typeListWithAttr) . "\n)";
$Modifier = qr{(?:$Attribute|$Sparse|$mods)};
$NonptrType = qr{
@@ -424,6 +444,13 @@ sub build_types {
)
(?:\s+$Modifier|\s+const)*
}x;
+ $NonptrTypeMisordered = qr{
+ (?:$Modifier\s+|const\s+)*
+ (?:
+ (?:${Misordered}\b)
+ )
+ (?:\s+$Modifier|\s+const)*
+ }x;
$NonptrTypeWithAttr = qr{
(?:$Modifier\s+|const\s+)*
(?:
@@ -435,10 +462,16 @@ sub build_types {
}x;
$Type = qr{
$NonptrType
- (?:(?:\s|\*|\[\])+\s*const|(?:\s|\*|\[\])+|(?:\s*\[\s*\])+)?
+ (?:(?:\s|\*|\[\])+\s*const|(?:\s|\*\s*(?:const\s*)?|\[\])+|(?:\s*\[\s*\])+)?
+ (?:\s+$Inline|\s+$Modifier)*
+ }x;
+ $TypeMisordered = qr{
+ $NonptrTypeMisordered
+ (?:(?:\s|\*|\[\])+\s*const|(?:\s|\*\s*(?:const\s*)?|\[\])+|(?:\s*\[\s*\])+)?
(?:\s+$Inline|\s+$Modifier)*
}x;
$Declare = qr{(?:$Storage\s+(?:$Inline\s+)?)?$Type};
+ $DeclareMisordered = qr{(?:$Storage\s+(?:$Inline\s+)?)?$TypeMisordered};
}
build_types();
@@ -452,6 +485,12 @@ our $balanced_parens = qr/(\((?:[^\(\)]++|(?-1))*\))/;
our $LvalOrFunc = qr{((?:[\&\*]\s*)?$Lval)\s*($balanced_parens{0,1})\s*};
our $FuncArg = qr{$Typecast{0,1}($LvalOrFunc|$Constant)};
+our $declaration_macros = qr{(?x:
+ (?:$Storage\s+)?(?:[A-Z_][A-Z0-9]*_){0,2}(?:DEFINE|DECLARE)(?:_[A-Z0-9]+){1,2}\s*\(|
+ (?:$Storage\s+)?LIST_HEAD\s*\(|
+ (?:$Storage\s+)?${Type}\s+uninitialized_var\s*\(
+)};
+
sub deparenthesize {
my ($string) = @_;
return "" if (!defined($string));
@@ -550,11 +589,43 @@ sub seed_camelcase_includes {
}
}
+sub git_commit_info {
+ my ($commit, $id, $desc) = @_;
+
+ return ($id, $desc) if ((which("git") eq "") || !(-e ".git"));
+
+ my $output = `git log --no-color --format='%H %s' -1 $commit 2>&1`;
+ $output =~ s/^\s*//gm;
+ my @lines = split("\n", $output);
+
+ if ($lines[0] =~ /^error: short SHA1 $commit is ambiguous\./) {
+# Maybe one day convert this block of bash into something that returns
+# all matching commit ids, but it's very slow...
+#
+# echo "checking commits $1..."
+# git rev-list --remotes | grep -i "^$1" |
+# while read line ; do
+# git log --format='%H %s' -1 $line |
+# echo "commit $(cut -c 1-12,41-)"
+# done
+ } elsif ($lines[0] =~ /^fatal: ambiguous argument '$commit': unknown revision or path not in the working tree\./) {
+ } else {
+ $id = substr($lines[0], 0, 12);
+ $desc = substr($lines[0], 41);
+ }
+
+ return ($id, $desc);
+}
+
$chk_signoff = 0 if ($file);
my @rawlines = ();
my @lines = ();
my @fixed = ();
+my @fixed_inserted = ();
+my @fixed_deleted = ();
+my $fixlinenr = -1;
+
my $vname;
for my $filename (@ARGV) {
my $FILE;
@@ -583,6 +654,9 @@ for my $filename (@ARGV) {
@rawlines = ();
@lines = ();
@fixed = ();
+ @fixed_inserted = ();
+ @fixed_deleted = ();
+ $fixlinenr = -1;
}
exit($exit);
@@ -674,6 +748,18 @@ sub format_email {
return $formatted_email;
}
+sub which {
+ my ($bin) = @_;
+
+ foreach my $path (split(/:/, $ENV{PATH})) {
+ if (-e "$path/$bin") {
+ return "$path/$bin";
+ }
+ }
+
+ return "";
+}
+
sub which_conf {
my ($conf) = @_;
@@ -1483,6 +1569,90 @@ sub report_dump {
our @report;
}
+sub fixup_current_range {
+ my ($lineRef, $offset, $length) = @_;
+
+ if ($$lineRef =~ /^\@\@ -\d+,\d+ \+(\d+),(\d+) \@\@/) {
+ my $o = $1;
+ my $l = $2;
+ my $no = $o + $offset;
+ my $nl = $l + $length;
+ $$lineRef =~ s/\+$o,$l \@\@/\+$no,$nl \@\@/;
+ }
+}
+
+sub fix_inserted_deleted_lines {
+ my ($linesRef, $insertedRef, $deletedRef) = @_;
+
+ my $range_last_linenr = 0;
+ my $delta_offset = 0;
+
+ my $old_linenr = 0;
+ my $new_linenr = 0;
+
+ my $next_insert = 0;
+ my $next_delete = 0;
+
+ my @lines = ();
+
+ my $inserted = @{$insertedRef}[$next_insert++];
+ my $deleted = @{$deletedRef}[$next_delete++];
+
+ foreach my $old_line (@{$linesRef}) {
+ my $save_line = 1;
+ my $line = $old_line; #don't modify the array
+ if ($line =~ /^(?:\+\+\+\|\-\-\-)\s+\S+/) { #new filename
+ $delta_offset = 0;
+ } elsif ($line =~ /^\@\@ -\d+,\d+ \+\d+,\d+ \@\@/) { #new hunk
+ $range_last_linenr = $new_linenr;
+ fixup_current_range(\$line, $delta_offset, 0);
+ }
+
+ while (defined($deleted) && ${$deleted}{'LINENR'} == $old_linenr) {
+ $deleted = @{$deletedRef}[$next_delete++];
+ $save_line = 0;
+ fixup_current_range(\$lines[$range_last_linenr], $delta_offset--, -1);
+ }
+
+ while (defined($inserted) && ${$inserted}{'LINENR'} == $old_linenr) {
+ push(@lines, ${$inserted}{'LINE'});
+ $inserted = @{$insertedRef}[$next_insert++];
+ $new_linenr++;
+ fixup_current_range(\$lines[$range_last_linenr], $delta_offset++, 1);
+ }
+
+ if ($save_line) {
+ push(@lines, $line);
+ $new_linenr++;
+ }
+
+ $old_linenr++;
+ }
+
+ return @lines;
+}
+
+sub fix_insert_line {
+ my ($linenr, $line) = @_;
+
+ my $inserted = {
+ LINENR => $linenr,
+ LINE => $line,
+ };
+ push(@fixed_inserted, $inserted);
+}
+
+sub fix_delete_line {
+ my ($linenr, $line) = @_;
+
+ my $deleted = {
+ LINENR => $linenr,
+ LINE => $line,
+ };
+
+ push(@fixed_deleted, $deleted);
+}
+
sub ERROR {
my ($type, $msg) = @_;
@@ -1637,11 +1807,13 @@ sub process {
my $signoff = 0;
my $is_patch = 0;
- my $in_header_lines = 1;
+ my $in_header_lines = $file ? 0 : 1;
my $in_commit_log = 0; #Scanning lines before patch
-
+ my $reported_maintainer_file = 0;
my $non_utf8_charset = 0;
+ my $last_blank_line = 0;
+
our @report = ();
our $cnt_lines = 0;
our $cnt_error = 0;
@@ -1759,8 +1931,10 @@ sub process {
$realcnt = 0;
$linenr = 0;
+ $fixlinenr = -1;
foreach my $line (@lines) {
$linenr++;
+ $fixlinenr++;
my $sline = $line; #copy of $line
$sline =~ s/$;/ /g; #with comments as spaces
@@ -1891,7 +2065,7 @@ sub process {
if (WARN("BAD_SIGN_OFF",
"Do not use whitespace before $ucfirst_sign_off\n" . $herecurr) &&
$fix) {
- $fixed[$linenr - 1] =
+ $fixed[$fixlinenr] =
"$ucfirst_sign_off $email";
}
}
@@ -1899,7 +2073,7 @@ sub process {
if (WARN("BAD_SIGN_OFF",
"'$ucfirst_sign_off' is the preferred signature form\n" . $herecurr) &&
$fix) {
- $fixed[$linenr - 1] =
+ $fixed[$fixlinenr] =
"$ucfirst_sign_off $email";
}
@@ -1908,7 +2082,7 @@ sub process {
if (WARN("BAD_SIGN_OFF",
"Use a single space after $ucfirst_sign_off\n" . $herecurr) &&
$fix) {
- $fixed[$linenr - 1] =
+ $fixed[$fixlinenr] =
"$ucfirst_sign_off $email";
}
}
@@ -1956,6 +2130,31 @@ sub process {
"Remove Gerrit Change-Id's before submitting upstream.\n" . $herecurr);
}
+# Check for improperly formed commit descriptions
+ if ($in_commit_log &&
+ $line =~ /\bcommit\s+[0-9a-f]{5,}/i &&
+ $line !~ /\b[Cc]ommit [0-9a-f]{12,16} \("/) {
+ $line =~ /\b(c)ommit\s+([0-9a-f]{5,})/i;
+ my $init_char = $1;
+ my $orig_commit = lc($2);
+ my $id = '01234567890ab';
+ my $desc = 'commit description';
+ ($id, $desc) = git_commit_info($orig_commit, $id, $desc);
+ ERROR("GIT_COMMIT_ID",
+ "Please use 12 to 16 chars for the git commit ID like: '${init_char}ommit $id (\"$desc\")'\n" . $herecurr);
+ }
+
+# Check for added, moved or deleted files
+ if (!$reported_maintainer_file && !$in_commit_log &&
+ ($line =~ /^(?:new|deleted) file mode\s*\d+\s*$/ ||
+ $line =~ /^rename (?:from|to) [\w\/\.\-]+\s*$/ ||
+ ($line =~ /\{\s*([\w\/\.\-]*)\s*\=\>\s*([\w\/\.\-]*)\s*\}/ &&
+ (defined($1) || defined($2))))) {
+ $reported_maintainer_file = 1;
+ WARN("FILE_PATH_CHANGES",
+ "added, moved or deleted file(s), does MAINTAINERS need updating?\n" . $herecurr);
+ }
+
# Check for wrappage within a valid hunk of the file
if ($realcnt != 0 && $line !~ m{^(?:\+|-| |\\ No newline|$)}) {
ERROR("CORRUPTED_PATCH",
@@ -1993,7 +2192,8 @@ sub process {
# Check if it's the start of a commit log
# (not a header line and we haven't seen the patch filename)
if ($in_header_lines && $realfile =~ /^$/ &&
- $rawline !~ /^(commit\b|from\b|[\w-]+:).+$/i) {
+ !($rawline =~ /^\s+\S/ ||
+ $rawline =~ /^(commit\b|from\b|[\w-]+:).*$/i)) {
$in_header_lines = 0;
$in_commit_log = 1;
}
@@ -2021,14 +2221,14 @@ sub process {
if (ERROR("DOS_LINE_ENDINGS",
"DOS line endings\n" . $herevet) &&
$fix) {
- $fixed[$linenr - 1] =~ s/[\s\015]+$//;
+ $fixed[$fixlinenr] =~ s/[\s\015]+$//;
}
} elsif ($rawline =~ /^\+.*\S\s+$/ || $rawline =~ /^\+\s+$/) {
my $herevet = "$here\n" . cat_vet($rawline) . "\n";
if (ERROR("TRAILING_WHITESPACE",
"trailing whitespace\n" . $herevet) &&
$fix) {
- $fixed[$linenr - 1] =~ s/\s+$//;
+ $fixed[$fixlinenr] =~ s/\s+$//;
}
$rpt_cleaners = 1;
@@ -2049,7 +2249,7 @@ sub process {
# Only applies when adding the entry originally, after that we do not have
# sufficient context to determine whether it is indeed long enough.
if ($realfile =~ /Kconfig/ &&
- $line =~ /.\s*config\s+/) {
+ $line =~ /^\+\s*config\s+/) {
my $length = 0;
my $cnt = $realcnt;
my $ln = $linenr + 1;
@@ -2062,10 +2262,11 @@ sub process {
$is_end = $lines[$ln - 1] =~ /^\+/;
next if ($f =~ /^-/);
+ last if (!$file && $f =~ /^\@\@/);
- if ($lines[$ln - 1] =~ /.\s*(?:bool|tristate)\s*\"/) {
+ if ($lines[$ln - 1] =~ /^\+\s*(?:bool|tristate)\s*\"/) {
$is_start = 1;
- } elsif ($lines[$ln - 1] =~ /.\s*(?:---)?help(?:---)?$/) {
+ } elsif ($lines[$ln - 1] =~ /^\+\s*(?:---)?help(?:---)?$/) {
$length = -1;
}
@@ -2161,12 +2362,18 @@ sub process {
"quoted string split across lines\n" . $hereprev);
}
+# check for missing a space in a string concatination
+ if ($prevrawline =~ /[^\\]\w"$/ && $rawline =~ /^\+[\t ]+"\w/) {
+ WARN('MISSING_SPACE',
+ "break quoted strings at a space character\n" . $hereprev);
+ }
+
# check for spaces before a quoted newline
if ($rawline =~ /^.*\".*\s\\n/) {
if (WARN("QUOTED_WHITESPACE_BEFORE_NEWLINE",
"unnecessary whitespace before a quoted newline\n" . $herecurr) &&
$fix) {
- $fixed[$linenr - 1] =~ s/^(\+.*\".*)\s+\\n/$1\\n/;
+ $fixed[$fixlinenr] =~ s/^(\+.*\".*)\s+\\n/$1\\n/;
}
}
@@ -2203,7 +2410,7 @@ sub process {
if (ERROR("CODE_INDENT",
"code indent should use tabs where possible\n" . $herevet) &&
$fix) {
- $fixed[$linenr - 1] =~ s/^\+([ \t]+)/"\+" . tabify($1)/e;
+ $fixed[$fixlinenr] =~ s/^\+([ \t]+)/"\+" . tabify($1)/e;
}
}
@@ -2213,9 +2420,9 @@ sub process {
if (WARN("SPACE_BEFORE_TAB",
"please, no space before tabs\n" . $herevet) &&
$fix) {
- while ($fixed[$linenr - 1] =~
+ while ($fixed[$fixlinenr] =~
s/(^\+.*) {8,8}+\t/$1\t\t/) {}
- while ($fixed[$linenr - 1] =~
+ while ($fixed[$fixlinenr] =~
s/(^\+.*) +\t/$1\t/) {}
}
}
@@ -2249,19 +2456,19 @@ sub process {
if (CHK("PARENTHESIS_ALIGNMENT",
"Alignment should match open parenthesis\n" . $hereprev) &&
$fix && $line =~ /^\+/) {
- $fixed[$linenr - 1] =~
+ $fixed[$fixlinenr] =~
s/^\+[ \t]*/\+$goodtabindent/;
}
}
}
}
- if ($line =~ /^\+.*\*[ \t]*\)[ \t]+(?!$Assignment|$Arithmetic)/) {
+ if ($line =~ /^\+.*\(\s*$Type\s*\)[ \t]+(?!$Assignment|$Arithmetic|{)/) {
if (CHK("SPACING",
- "No space is necessary after a cast\n" . $hereprev) &&
+ "No space is necessary after a cast\n" . $herecurr) &&
$fix) {
- $fixed[$linenr - 1] =~
- s/^(\+.*\*[ \t]*\))[ \t]+/$1/;
+ $fixed[$fixlinenr] =~
+ s/(\(\s*$Type\s*\))[ \t]+/$1/;
}
}
@@ -2291,10 +2498,44 @@ sub process {
"networking block comments put the trailing */ on a separate line\n" . $herecurr);
}
+# check for missing blank lines after struct/union declarations
+# with exceptions for various attributes and macros
+ if ($prevline =~ /^[\+ ]};?\s*$/ &&
+ $line =~ /^\+/ &&
+ !($line =~ /^\+\s*$/ ||
+ $line =~ /^\+\s*EXPORT_SYMBOL/ ||
+ $line =~ /^\+\s*MODULE_/i ||
+ $line =~ /^\+\s*\#\s*(?:end|elif|else)/ ||
+ $line =~ /^\+[a-z_]*init/ ||
+ $line =~ /^\+\s*(?:static\s+)?[A-Z_]*ATTR/ ||
+ $line =~ /^\+\s*DECLARE/ ||
+ $line =~ /^\+\s*__setup/)) {
+ if (CHK("LINE_SPACING",
+ "Please use a blank line after function/struct/union/enum declarations\n" . $hereprev) &&
+ $fix) {
+ fix_insert_line($fixlinenr, "\+");
+ }
+ }
+
+# check for multiple consecutive blank lines
+ if ($prevline =~ /^[\+ ]\s*$/ &&
+ $line =~ /^\+\s*$/ &&
+ $last_blank_line != ($linenr - 1)) {
+ if (CHK("LINE_SPACING",
+ "Please don't use multiple blank lines\n" . $hereprev) &&
+ $fix) {
+ fix_delete_line($fixlinenr, $rawline);
+ }
+
+ $last_blank_line = $linenr;
+ }
+
# check for missing blank lines after declarations
if ($sline =~ /^\+\s+\S/ && #Not at char 1
# actual declarations
($prevline =~ /^\+\s+$Declare\s*$Ident\s*[=,;:\[]/ ||
+ # function pointer declarations
+ $prevline =~ /^\+\s+$Declare\s*\(\s*\*\s*$Ident\s*\)\s*[=,;:\[\(]/ ||
# foo bar; where foo is some local typedef or #define
$prevline =~ /^\+\s+$Ident(?:\s+|\s*\*\s*)$Ident\s*[=,;\[]/ ||
# known declaration macros
@@ -2307,6 +2548,8 @@ sub process {
$prevline =~ /(?:\{\s*|\\)$/) &&
# looks like a declaration
!($sline =~ /^\+\s+$Declare\s*$Ident\s*[=,;:\[]/ ||
+ # function pointer declarations
+ $sline =~ /^\+\s+$Declare\s*\(\s*\*\s*$Ident\s*\)\s*[=,;:\[\(]/ ||
# foo bar; where foo is some local typedef or #define
$sline =~ /^\+\s+$Ident(?:\s+|\s*\*\s*)$Ident\s*[=,;\[]/ ||
# known declaration macros
@@ -2321,8 +2564,11 @@ sub process {
$sline =~ /^\+\s+\(?\s*(?:$Compare|$Assignment|$Operators)/) &&
# indentation of previous and current line are the same
(($prevline =~ /\+(\s+)\S/) && $sline =~ /^\+$1\S/)) {
- WARN("SPACING",
- "Missing a blank line after declarations\n" . $hereprev);
+ if (WARN("LINE_SPACING",
+ "Missing a blank line after declarations\n" . $hereprev) &&
+ $fix) {
+ fix_insert_line($fixlinenr, "\+");
+ }
}
# check for spaces at the beginning of a line.
@@ -2335,13 +2581,33 @@ sub process {
if (WARN("LEADING_SPACE",
"please, no spaces at the start of a line\n" . $herevet) &&
$fix) {
- $fixed[$linenr - 1] =~ s/^\+([ \t]+)/"\+" . tabify($1)/e;
+ $fixed[$fixlinenr] =~ s/^\+([ \t]+)/"\+" . tabify($1)/e;
}
}
# check we are in a valid C source file if not then ignore this hunk
next if ($realfile !~ /\.(h|c)$/);
+# check indentation of any line with a bare else
+# if the previous line is a break or return and is indented 1 tab more...
+ if ($sline =~ /^\+([\t]+)(?:}[ \t]*)?else(?:[ \t]*{)?\s*$/) {
+ my $tabs = length($1) + 1;
+ if ($prevline =~ /^\+\t{$tabs,$tabs}(?:break|return)\b/) {
+ WARN("UNNECESSARY_ELSE",
+ "else is not generally useful after a break or return\n" . $hereprev);
+ }
+ }
+
+# check indentation of a line with a break;
+# if the previous line is a goto or return and is indented the same # of tabs
+ if ($sline =~ /^\+([\t]+)break\s*;\s*$/) {
+ my $tabs = $1;
+ if ($prevline =~ /^\+$tabs(?:goto|return)\b/) {
+ WARN("UNNECESSARY_BREAK",
+ "break is not useful after a goto or return\n" . $hereprev);
+ }
+ }
+
# discourage the addition of CONFIG_EXPERIMENTAL in #if(def).
if ($line =~ /^\+\s*\#\s*if.*\bCONFIG_EXPERIMENTAL\b/) {
WARN("CONFIG_EXPERIMENTAL",
@@ -2477,7 +2743,7 @@ sub process {
# if/while/etc brace do not go on next line, unless defining a do while loop,
# or if that brace on the next line is for something else
- if ($line =~ /(.*)\b((?:if|while|for|switch)\s*\(|do\b|else\b)/ && $line !~ /^.\s*\#/) {
+ if ($line =~ /(.*)\b((?:if|while|for|switch|(?:[a-z_]+|)for_each[a-z_]+)\s*\(|do\b|else\b)/ && $line !~ /^.\s*\#/) {
my $pre_ctx = "$1$2";
my ($level, @ctx) = ctx_statement_level($linenr, $realcnt, 0);
@@ -2504,7 +2770,7 @@ sub process {
#print "realcnt<$realcnt> ctx_cnt<$ctx_cnt>\n";
#print "pre<$pre_ctx>\nline<$line>\nctx<$ctx>\nnext<$lines[$ctx_ln - 1]>\n";
- if ($ctx !~ /{\s*/ && defined($lines[$ctx_ln -1]) && $lines[$ctx_ln - 1] =~ /^\+\s*{/) {
+ if ($ctx !~ /{\s*/ && defined($lines[$ctx_ln - 1]) && $lines[$ctx_ln - 1] =~ /^\+\s*{/) {
ERROR("OPEN_BRACE",
"that open brace { should be on the previous line\n" .
"$here\n$ctx\n$rawlines[$ctx_ln - 1]\n");
@@ -2523,7 +2789,7 @@ sub process {
}
# Check relative indent for conditionals and blocks.
- if ($line =~ /\b(?:(?:if|while|for)\s*\(|do\b)/ && $line !~ /^.\s*#/ && $line !~ /\}\s*while\s*/) {
+ if ($line =~ /\b(?:(?:if|while|for|(?:[a-z_]+|)for_each[a-z_]+)\s*\(|do\b)/ && $line !~ /^.\s*#/ && $line !~ /\}\s*while\s*/) {
($stat, $cond, $line_nr_next, $remain_next, $off_next) =
ctx_statement_block($linenr, $realcnt, 0)
if (!defined $stat);
@@ -2654,8 +2920,18 @@ sub process {
# check for initialisation to aggregates open brace on the next line
if ($line =~ /^.\s*{/ &&
$prevline =~ /(?:^|[^=])=\s*$/) {
- ERROR("OPEN_BRACE",
- "that open brace { should be on the previous line\n" . $hereprev);
+ if (ERROR("OPEN_BRACE",
+ "that open brace { should be on the previous line\n" . $hereprev) &&
+ $fix && $prevline =~ /^\+/ && $line =~ /^\+/) {
+ fix_delete_line($fixlinenr - 1, $prevrawline);
+ fix_delete_line($fixlinenr, $rawline);
+ my $fixedline = $prevrawline;
+ $fixedline =~ s/\s*=\s*$/ = {/;
+ fix_insert_line($fixlinenr, $fixedline);
+ $fixedline = $line;
+ $fixedline =~ s/^(.\s*){\s*/$1/;
+ fix_insert_line($fixlinenr, $fixedline);
+ }
}
#
@@ -2680,10 +2956,10 @@ sub process {
if (ERROR("C99_COMMENTS",
"do not use C99 // comments\n" . $herecurr) &&
$fix) {
- my $line = $fixed[$linenr - 1];
+ my $line = $fixed[$fixlinenr];
if ($line =~ /\/\/(.*)$/) {
my $comment = trim($1);
- $fixed[$linenr - 1] =~ s@\/\/(.*)$@/\* $comment \*/@;
+ $fixed[$fixlinenr] =~ s@\/\/(.*)$@/\* $comment \*/@;
}
}
}
@@ -2742,7 +3018,7 @@ sub process {
"do not initialise globals to 0 or NULL\n" .
$herecurr) &&
$fix) {
- $fixed[$linenr - 1] =~ s/($Type\s*$Ident\s*(?:\s+$Modifier))*\s*=\s*(0|NULL|false)\s*;/$1;/;
+ $fixed[$fixlinenr] =~ s/($Type\s*$Ident\s*(?:\s+$Modifier))*\s*=\s*(0|NULL|false)\s*;/$1;/;
}
}
# check for static initialisers.
@@ -2751,10 +3027,17 @@ sub process {
"do not initialise statics to 0 or NULL\n" .
$herecurr) &&
$fix) {
- $fixed[$linenr - 1] =~ s/(\bstatic\s.*?)\s*=\s*(0|NULL|false)\s*;/$1;/;
+ $fixed[$fixlinenr] =~ s/(\bstatic\s.*?)\s*=\s*(0|NULL|false)\s*;/$1;/;
}
}
+# check for misordered declarations of char/short/int/long with signed/unsigned
+ while ($sline =~ m{(\b$TypeMisordered\b)}g) {
+ my $tmp = trim($1);
+ WARN("MISORDERED_TYPE",
+ "type '$tmp' should be specified in [[un]signed] [short|int|long|long long] order\n" . $herecurr);
+ }
+
# check for static const char * arrays.
if ($line =~ /\bstatic\s+const\s+char\s*\*\s*(\w+)\s*\[\s*\]\s*=\s*/) {
WARN("STATIC_CONST_CHAR_ARRAY",
@@ -2781,7 +3064,7 @@ sub process {
if (ERROR("FUNCTION_WITHOUT_ARGS",
"Bad function definition - $1() should probably be $1(void)\n" . $herecurr) &&
$fix) {
- $fixed[$linenr - 1] =~ s/(\b($Type)\s+($Ident))\s*\(\s*\)/$2 $3(void)/;
+ $fixed[$fixlinenr] =~ s/(\b($Type)\s+($Ident))\s*\(\s*\)/$2 $3(void)/;
}
}
@@ -2790,7 +3073,7 @@ sub process {
if (WARN("DEFINE_PCI_DEVICE_TABLE",
"Prefer struct pci_device_id over deprecated DEFINE_PCI_DEVICE_TABLE\n" . $herecurr) &&
$fix) {
- $fixed[$linenr - 1] =~ s/\b(?:static\s+|)DEFINE_PCI_DEVICE_TABLE\s*\(\s*(\w+)\s*\)\s*=\s*/static const struct pci_device_id $1\[\] = /;
+ $fixed[$fixlinenr] =~ s/\b(?:static\s+|)DEFINE_PCI_DEVICE_TABLE\s*\(\s*(\w+)\s*\)\s*=\s*/static const struct pci_device_id $1\[\] = /;
}
}
@@ -2827,7 +3110,7 @@ sub process {
my $sub_from = $ident;
my $sub_to = $ident;
$sub_to =~ s/\Q$from\E/$to/;
- $fixed[$linenr - 1] =~
+ $fixed[$fixlinenr] =~
s@\Q$sub_from\E@$sub_to@;
}
}
@@ -2855,7 +3138,7 @@ sub process {
my $sub_from = $match;
my $sub_to = $match;
$sub_to =~ s/\Q$from\E/$to/;
- $fixed[$linenr - 1] =~
+ $fixed[$fixlinenr] =~
s@\Q$sub_from\E@$sub_to@;
}
}
@@ -2917,7 +3200,7 @@ sub process {
if (WARN("PREFER_PR_LEVEL",
"Prefer pr_warn(... to pr_warning(...\n" . $herecurr) &&
$fix) {
- $fixed[$linenr - 1] =~
+ $fixed[$fixlinenr] =~
s/\bpr_warning\b/pr_warn/;
}
}
@@ -2933,17 +3216,40 @@ sub process {
# function brace can't be on same line, except for #defines of do while,
# or if closed on same line
- if (($line=~/$Type\s*$Ident\(.*\).*\s{/) and
+ if (($line=~/$Type\s*$Ident\(.*\).*\s*{/) and
!($line=~/\#\s*define.*do\s{/) and !($line=~/}/)) {
- ERROR("OPEN_BRACE",
- "open brace '{' following function declarations go on the next line\n" . $herecurr);
+ if (ERROR("OPEN_BRACE",
+ "open brace '{' following function declarations go on the next line\n" . $herecurr) &&
+ $fix) {
+ fix_delete_line($fixlinenr, $rawline);
+ my $fixed_line = $rawline;
+ $fixed_line =~ /(^..*$Type\s*$Ident\(.*\)\s*){(.*)$/;
+ my $line1 = $1;
+ my $line2 = $2;
+ fix_insert_line($fixlinenr, ltrim($line1));
+ fix_insert_line($fixlinenr, "\+{");
+ if ($line2 !~ /^\s*$/) {
+ fix_insert_line($fixlinenr, "\+\t" . trim($line2));
+ }
+ }
}
# open braces for enum, union and struct go on the same line.
if ($line =~ /^.\s*{/ &&
$prevline =~ /^.\s*(?:typedef\s+)?(enum|union|struct)(?:\s+$Ident)?\s*$/) {
- ERROR("OPEN_BRACE",
- "open brace '{' following $1 go on the same line\n" . $hereprev);
+ if (ERROR("OPEN_BRACE",
+ "open brace '{' following $1 go on the same line\n" . $hereprev) &&
+ $fix && $prevline =~ /^\+/ && $line =~ /^\+/) {
+ fix_delete_line($fixlinenr - 1, $prevrawline);
+ fix_delete_line($fixlinenr, $rawline);
+ my $fixedline = rtrim($prevrawline) . " {";
+ fix_insert_line($fixlinenr, $fixedline);
+ $fixedline = $rawline;
+ $fixedline =~ s/^(.\s*){\s*/$1\t/;
+ if ($fixedline !~ /^\+\s*$/) {
+ fix_insert_line($fixlinenr, $fixedline);
+ }
+ }
}
# missing space after union, struct or enum definition
@@ -2951,7 +3257,7 @@ sub process {
if (WARN("SPACING",
"missing space after $1 definition\n" . $herecurr) &&
$fix) {
- $fixed[$linenr - 1] =~
+ $fixed[$fixlinenr] =~
s/^(.\s*(?:typedef\s+)?(?:enum|union|struct)(?:\s+$Ident){1,2})([=\{])/$1 $2/;
}
}
@@ -3021,7 +3327,7 @@ sub process {
}
if (show_type("SPACING") && $fix) {
- $fixed[$linenr - 1] =~
+ $fixed[$fixlinenr] =~
s/^(.\s*)$Declare\s*\(\s*\*\s*$Ident\s*\)\s*\(/$1 . $declare . $post_declare_space . '(*' . $funcname . ')('/ex;
}
}
@@ -3038,7 +3344,7 @@ sub process {
if (ERROR("BRACKET_SPACE",
"space prohibited before open square bracket '['\n" . $herecurr) &&
$fix) {
- $fixed[$linenr - 1] =~
+ $fixed[$fixlinenr] =~
s/^(\+.*?)\s+\[/$1\[/;
}
}
@@ -3073,7 +3379,7 @@ sub process {
if (WARN("SPACING",
"space prohibited between function name and open parenthesis '('\n" . $herecurr) &&
$fix) {
- $fixed[$linenr - 1] =~
+ $fixed[$fixlinenr] =~
s/\b$name\s+\(/$name\(/;
}
}
@@ -3341,8 +3647,8 @@ sub process {
$fixed_line = $fixed_line . $fix_elements[$#elements];
}
- if ($fix && $line_fixed && $fixed_line ne $fixed[$linenr - 1]) {
- $fixed[$linenr - 1] = $fixed_line;
+ if ($fix && $line_fixed && $fixed_line ne $fixed[$fixlinenr]) {
+ $fixed[$fixlinenr] = $fixed_line;
}
@@ -3353,7 +3659,7 @@ sub process {
if (WARN("SPACING",
"space prohibited before semicolon\n" . $herecurr) &&
$fix) {
- 1 while $fixed[$linenr - 1] =~
+ 1 while $fixed[$fixlinenr] =~
s/^(\+.*\S)\s+;/$1;/;
}
}
@@ -3386,7 +3692,7 @@ sub process {
if (ERROR("SPACING",
"space required before the open brace '{'\n" . $herecurr) &&
$fix) {
- $fixed[$linenr - 1] =~ s/^(\+.*(?:do|\))){/$1 {/;
+ $fixed[$fixlinenr] =~ s/^(\+.*(?:do|\))){/$1 {/;
}
}
@@ -3404,7 +3710,7 @@ sub process {
if (ERROR("SPACING",
"space required after that close brace '}'\n" . $herecurr) &&
$fix) {
- $fixed[$linenr - 1] =~
+ $fixed[$fixlinenr] =~
s/}((?!(?:,|;|\)))\S)/} $1/;
}
}
@@ -3414,7 +3720,7 @@ sub process {
if (ERROR("SPACING",
"space prohibited after that open square bracket '['\n" . $herecurr) &&
$fix) {
- $fixed[$linenr - 1] =~
+ $fixed[$fixlinenr] =~
s/\[\s+/\[/;
}
}
@@ -3422,7 +3728,7 @@ sub process {
if (ERROR("SPACING",
"space prohibited before that close square bracket ']'\n" . $herecurr) &&
$fix) {
- $fixed[$linenr - 1] =~
+ $fixed[$fixlinenr] =~
s/\s+\]/\]/;
}
}
@@ -3433,7 +3739,7 @@ sub process {
if (ERROR("SPACING",
"space prohibited after that open parenthesis '('\n" . $herecurr) &&
$fix) {
- $fixed[$linenr - 1] =~
+ $fixed[$fixlinenr] =~
s/\(\s+/\(/;
}
}
@@ -3443,18 +3749,27 @@ sub process {
if (ERROR("SPACING",
"space prohibited before that close parenthesis ')'\n" . $herecurr) &&
$fix) {
- $fixed[$linenr - 1] =~
+ print("fixlinenr: <$fixlinenr> fixed[fixlinenr]: <$fixed[$fixlinenr]>\n");
+ $fixed[$fixlinenr] =~
s/\s+\)/\)/;
}
}
+# check unnecessary parentheses around addressof/dereference single $Lvals
+# ie: &(foo->bar) should be &foo->bar and *(foo->bar) should be *foo->bar
+
+ while ($line =~ /(?:[^&]&\s*|\*)\(\s*($Ident\s*(?:$Member\s*)+)\s*\)/g) {
+ CHK("UNNECESSARY_PARENTHESES",
+ "Unnecessary parentheses around $1\n" . $herecurr);
+ }
+
#goto labels aren't indented, allow a single space however
if ($line=~/^.\s+[A-Za-z\d_]+:(?![0-9]+)/ and
!($line=~/^. [A-Za-z\d_]+:/) and !($line=~/^.\s+default:/)) {
if (WARN("INDENTED_LABEL",
"labels should not be indented\n" . $herecurr) &&
$fix) {
- $fixed[$linenr - 1] =~
+ $fixed[$fixlinenr] =~
s/^(.)\s+/$1/;
}
}
@@ -3476,12 +3791,17 @@ sub process {
}
}
-# unnecessary return in a void function? (a single leading tab, then return;)
- if ($sline =~ /^\+\treturn\s*;\s*$/ &&
- $prevline =~ /^\+/) {
+# unnecessary return in a void function
+# at end-of-function, with the previous line a single leading tab, then return;
+# and the line before that not a goto label target like "out:"
+ if ($sline =~ /^[ \+]}\s*$/ &&
+ $prevline =~ /^\+\treturn\s*;\s*$/ &&
+ $linenr >= 3 &&
+ $lines[$linenr - 3] =~ /^[ +]/ &&
+ $lines[$linenr - 3] !~ /^[ +]\s*$Ident\s*:/) {
WARN("RETURN_VOID",
- "void function return statements are not generally useful\n" . $herecurr);
- }
+ "void function return statements are not generally useful\n" . $hereprev);
+ }
# if statements using unnecessary parentheses - ie: if ((foo == bar))
if ($^V && $^V ge 5.10.0 &&
@@ -3511,7 +3831,7 @@ sub process {
if (ERROR("SPACING",
"space required before the open parenthesis '('\n" . $herecurr) &&
$fix) {
- $fixed[$linenr - 1] =~
+ $fixed[$fixlinenr] =~
s/\b(if|while|for|switch)\(/$1 \(/;
}
}
@@ -3601,7 +3921,7 @@ sub process {
# if should not continue a brace
if ($line =~ /}\s*if\b/) {
ERROR("TRAILING_STATEMENTS",
- "trailing statements should be on next line\n" .
+ "trailing statements should be on next line (or did you mean 'else if'?)\n" .
$herecurr);
}
# case and default should not have general statements after them
@@ -3617,14 +3937,26 @@ sub process {
# Check for }<nl>else {, these must be at the same
# indent level to be relevant to each other.
- if ($prevline=~/}\s*$/ and $line=~/^.\s*else\s*/ and
- $previndent == $indent) {
- ERROR("ELSE_AFTER_BRACE",
- "else should follow close brace '}'\n" . $hereprev);
+ if ($prevline=~/}\s*$/ and $line=~/^.\s*else\s*/ &&
+ $previndent == $indent) {
+ if (ERROR("ELSE_AFTER_BRACE",
+ "else should follow close brace '}'\n" . $hereprev) &&
+ $fix && $prevline =~ /^\+/ && $line =~ /^\+/) {
+ fix_delete_line($fixlinenr - 1, $prevrawline);
+ fix_delete_line($fixlinenr, $rawline);
+ my $fixedline = $prevrawline;
+ $fixedline =~ s/}\s*$//;
+ if ($fixedline !~ /^\+\s*$/) {
+ fix_insert_line($fixlinenr, $fixedline);
+ }
+ $fixedline = $rawline;
+ $fixedline =~ s/^(.\s*)else/$1} else/;
+ fix_insert_line($fixlinenr, $fixedline);
+ }
}
- if ($prevline=~/}\s*$/ and $line=~/^.\s*while\s*/ and
- $previndent == $indent) {
+ if ($prevline=~/}\s*$/ and $line=~/^.\s*while\s*/ &&
+ $previndent == $indent) {
my ($s, $c) = ctx_statement_block($linenr, $realcnt, 0);
# Find out what is on the end of the line after the
@@ -3633,8 +3965,18 @@ sub process {
$s =~ s/\n.*//g;
if ($s =~ /^\s*;/) {
- ERROR("WHILE_AFTER_BRACE",
- "while should follow close brace '}'\n" . $hereprev);
+ if (ERROR("WHILE_AFTER_BRACE",
+ "while should follow close brace '}'\n" . $hereprev) &&
+ $fix && $prevline =~ /^\+/ && $line =~ /^\+/) {
+ fix_delete_line($fixlinenr - 1, $prevrawline);
+ fix_delete_line($fixlinenr, $rawline);
+ my $fixedline = $prevrawline;
+ my $trailing = $rawline;
+ $trailing =~ s/^\+//;
+ $trailing = trim($trailing);
+ $fixedline =~ s/}\s*$/} $trailing/;
+ fix_insert_line($fixlinenr, $fixedline);
+ }
}
}
@@ -3648,7 +3990,7 @@ sub process {
"Avoid gcc v4.3+ binary constant extension: <$var>\n" . $herecurr) &&
$fix) {
my $hexval = sprintf("0x%x", oct($var));
- $fixed[$linenr - 1] =~
+ $fixed[$fixlinenr] =~
s/\b$var\b/$hexval/;
}
}
@@ -3684,7 +4026,7 @@ sub process {
if (WARN("WHITESPACE_AFTER_LINE_CONTINUATION",
"Whitespace after \\ makes next lines useless\n" . $herecurr) &&
$fix) {
- $fixed[$linenr - 1] =~ s/\s+$//;
+ $fixed[$fixlinenr] =~ s/\s+$//;
}
}
@@ -3757,7 +4099,7 @@ sub process {
$dstat !~ /^(?:$Ident|-?$Constant),$/ && # 10, // foo(),
$dstat !~ /^(?:$Ident|-?$Constant);$/ && # foo();
$dstat !~ /^[!~-]?(?:$Lval|$Constant)$/ && # 10 // foo() // !foo // ~foo // -foo // foo->bar // foo.bar->baz
- $dstat !~ /^'X'$/ && # character constants
+ $dstat !~ /^'X'$/ && $dstat !~ /^'XX'$/ && # character constants
$dstat !~ /$exceptions/ &&
$dstat !~ /^\.$Ident\s*=/ && # .foo =
$dstat !~ /^(?:\#\s*$Ident|\#\s*$Constant)\s*$/ && # stringification #foo
@@ -4009,6 +4351,23 @@ sub process {
}
}
+# check for unnecessary "Out of Memory" messages
+ if ($line =~ /^\+.*\b$logFunctions\s*\(/ &&
+ $prevline =~ /^[ \+]\s*if\s*\(\s*(\!\s*|NULL\s*==\s*)?($Lval)(\s*==\s*NULL\s*)?\s*\)/ &&
+ (defined $1 || defined $3) &&
+ $linenr > 3) {
+ my $testval = $2;
+ my $testline = $lines[$linenr - 3];
+
+ my ($s, $c) = ctx_statement_block($linenr - 3, $realcnt, 0);
+# print("line: <$line>\nprevline: <$prevline>\ns: <$s>\nc: <$c>\n\n\n");
+
+ if ($c =~ /(?:^|\n)[ \+]\s*(?:$Type\s*)?\Q$testval\E\s*=\s*(?:\([^\)]*\)\s*)?\s*(?:devm_)?(?:[kv][czm]alloc(?:_node|_array)?\b|kstrdup|(?:dev_)?alloc_skb)/) {
+ WARN("OOM_MESSAGE",
+ "Possible unnecessary 'out of memory' message\n" . $hereprev);
+ }
+ }
+
# check for bad placement of section $InitAttribute (e.g.: __initdata)
if ($line =~ /(\b$InitAttribute\b)/) {
my $attr = $1;
@@ -4022,7 +4381,7 @@ sub process {
WARN("MISPLACED_INIT",
"$attr should be placed after $var\n" . $herecurr))) &&
$fix) {
- $fixed[$linenr - 1] =~ s/(\bstatic\s+(?:const\s+)?)(?:$attr\s+)?($NonptrTypeWithAttr)\s+(?:$attr\s+)?($Ident(?:\[[^]]*\])?)\s*([=;])\s*/"$1" . trim(string_find_replace($2, "\\s*$attr\\s*", " ")) . " " . trim(string_find_replace($3, "\\s*$attr\\s*", "")) . " $attr" . ("$4" eq ";" ? ";" : " = ")/e;
+ $fixed[$fixlinenr] =~ s/(\bstatic\s+(?:const\s+)?)(?:$attr\s+)?($NonptrTypeWithAttr)\s+(?:$attr\s+)?($Ident(?:\[[^]]*\])?)\s*([=;])\s*/"$1" . trim(string_find_replace($2, "\\s*$attr\\s*", " ")) . " " . trim(string_find_replace($3, "\\s*$attr\\s*", "")) . " $attr" . ("$4" eq ";" ? ";" : " = ")/e;
}
}
}
@@ -4036,7 +4395,7 @@ sub process {
if (ERROR("INIT_ATTRIBUTE",
"Use of const init definition must use ${attr_prefix}initconst\n" . $herecurr) &&
$fix) {
- $fixed[$linenr - 1] =~
+ $fixed[$fixlinenr] =~
s/$InitAttributeData/${attr_prefix}initconst/;
}
}
@@ -4047,12 +4406,12 @@ sub process {
if (ERROR("INIT_ATTRIBUTE",
"Use of $attr requires a separate use of const\n" . $herecurr) &&
$fix) {
- my $lead = $fixed[$linenr - 1] =~
+ my $lead = $fixed[$fixlinenr] =~
/(^\+\s*(?:static\s+))/;
$lead = rtrim($1);
$lead = "$lead " if ($lead !~ /^\+$/);
$lead = "${lead}const ";
- $fixed[$linenr - 1] =~ s/(^\+\s*(?:static\s+))/$lead/;
+ $fixed[$fixlinenr] =~ s/(^\+\s*(?:static\s+))/$lead/;
}
}
@@ -4065,7 +4424,7 @@ sub process {
if (WARN("CONSTANT_CONVERSION",
"$constant_func should be $func\n" . $herecurr) &&
$fix) {
- $fixed[$linenr - 1] =~ s/\b$constant_func\b/$func/g;
+ $fixed[$fixlinenr] =~ s/\b$constant_func\b/$func/g;
}
}
@@ -4115,7 +4474,7 @@ sub process {
if (ERROR("SPACING",
"exactly one space required after that #$1\n" . $herecurr) &&
$fix) {
- $fixed[$linenr - 1] =~
+ $fixed[$fixlinenr] =~
s/^(.\s*\#\s*(ifdef|ifndef|elif))\s{2,}/$1 /;
}
@@ -4163,7 +4522,7 @@ sub process {
if (WARN("INLINE",
"plain inline is preferred over $1\n" . $herecurr) &&
$fix) {
- $fixed[$linenr - 1] =~ s/\b(__inline__|__inline)\b/inline/;
+ $fixed[$fixlinenr] =~ s/\b(__inline__|__inline)\b/inline/;
}
}
@@ -4188,7 +4547,7 @@ sub process {
if (WARN("PREFER_PRINTF",
"__printf(string-index, first-to-check) is preferred over __attribute__((format(printf, string-index, first-to-check)))\n" . $herecurr) &&
$fix) {
- $fixed[$linenr - 1] =~ s/\b__attribute__\s*\(\s*\(\s*format\s*\(\s*printf\s*,\s*(.*)\)\s*\)\s*\)/"__printf(" . trim($1) . ")"/ex;
+ $fixed[$fixlinenr] =~ s/\b__attribute__\s*\(\s*\(\s*format\s*\(\s*printf\s*,\s*(.*)\)\s*\)\s*\)/"__printf(" . trim($1) . ")"/ex;
}
}
@@ -4199,7 +4558,7 @@ sub process {
if (WARN("PREFER_SCANF",
"__scanf(string-index, first-to-check) is preferred over __attribute__((format(scanf, string-index, first-to-check)))\n" . $herecurr) &&
$fix) {
- $fixed[$linenr - 1] =~ s/\b__attribute__\s*\(\s*\(\s*format\s*\(\s*scanf\s*,\s*(.*)\)\s*\)\s*\)/"__scanf(" . trim($1) . ")"/ex;
+ $fixed[$fixlinenr] =~ s/\b__attribute__\s*\(\s*\(\s*format\s*\(\s*scanf\s*,\s*(.*)\)\s*\)\s*\)/"__scanf(" . trim($1) . ")"/ex;
}
}
@@ -4214,7 +4573,7 @@ sub process {
if (WARN("SIZEOF_PARENTHESIS",
"sizeof $1 should be sizeof($1)\n" . $herecurr) &&
$fix) {
- $fixed[$linenr - 1] =~ s/\bsizeof\s+((?:\*\s*|)$Lval|$Type(?:\s+$Lval|))/"sizeof(" . trim($1) . ")"/ex;
+ $fixed[$fixlinenr] =~ s/\bsizeof\s+((?:\*\s*|)$Lval|$Type(?:\s+$Lval|))/"sizeof(" . trim($1) . ")"/ex;
}
}
@@ -4237,7 +4596,7 @@ sub process {
if (WARN("PREFER_SEQ_PUTS",
"Prefer seq_puts to seq_printf\n" . $herecurr) &&
$fix) {
- $fixed[$linenr - 1] =~ s/\bseq_printf\b/seq_puts/;
+ $fixed[$fixlinenr] =~ s/\bseq_printf\b/seq_puts/;
}
}
}
@@ -4266,7 +4625,7 @@ sub process {
if (WARN("PREFER_ETHER_ADDR_COPY",
"Prefer ether_addr_copy() over memcpy() if the Ethernet addresses are __aligned(2)\n" . $herecurr) &&
$fix) {
- $fixed[$linenr - 1] =~ s/\bmemcpy\s*\(\s*$FuncArg\s*,\s*$FuncArg\s*\,\s*ETH_ALEN\s*\)/ether_addr_copy($2, $7)/;
+ $fixed[$fixlinenr] =~ s/\bmemcpy\s*\(\s*$FuncArg\s*,\s*$FuncArg\s*\,\s*ETH_ALEN\s*\)/ether_addr_copy($2, $7)/;
}
}
@@ -4354,7 +4713,7 @@ sub process {
if (CHK("AVOID_EXTERNS",
"extern prototypes should be avoided in .h files\n" . $herecurr) &&
$fix) {
- $fixed[$linenr - 1] =~ s/(.*)\bextern\b\s*(.*)/$1$2/;
+ $fixed[$fixlinenr] =~ s/(.*)\bextern\b\s*(.*)/$1$2/;
}
}
@@ -4414,23 +4773,24 @@ sub process {
# check for k[mz]alloc with multiplies that could be kmalloc_array/kcalloc
if ($^V && $^V ge 5.10.0 &&
- $line =~ /\b($Lval)\s*\=\s*(?:$balanced_parens)?\s*(k[mz]alloc)\s*\(\s*($FuncArg)\s*\*\s*($FuncArg)/) {
+ $line =~ /\b($Lval)\s*\=\s*(?:$balanced_parens)?\s*(k[mz]alloc)\s*\(\s*($FuncArg)\s*\*\s*($FuncArg)\s*,/) {
my $oldfunc = $3;
my $a1 = $4;
my $a2 = $10;
my $newfunc = "kmalloc_array";
$newfunc = "kcalloc" if ($oldfunc eq "kzalloc");
- if ($a1 =~ /^sizeof\s*\S/ || $a2 =~ /^sizeof\s*\S/) {
+ my $r1 = $a1;
+ my $r2 = $a2;
+ if ($a1 =~ /^sizeof\s*\S/) {
+ $r1 = $a2;
+ $r2 = $a1;
+ }
+ if ($r1 !~ /^sizeof\b/ && $r2 =~ /^sizeof\s*\S/ &&
+ !($r1 =~ /^$Constant$/ || $r1 =~ /^[A-Z_][A-Z0-9_]*$/)) {
if (WARN("ALLOC_WITH_MULTIPLY",
"Prefer $newfunc over $oldfunc with multiply\n" . $herecurr) &&
$fix) {
- my $r1 = $a1;
- my $r2 = $a2;
- if ($a1 =~ /^sizeof\s*\S/) {
- $r1 = $a2;
- $r2 = $a1;
- }
- $fixed[$linenr - 1] =~ s/\b($Lval)\s*\=\s*(?:$balanced_parens)?\s*(k[mz]alloc)\s*\(\s*($FuncArg)\s*\*\s*($FuncArg)/$1 . ' = ' . "$newfunc(" . trim($r1) . ', ' . trim($r2)/e;
+ $fixed[$fixlinenr] =~ s/\b($Lval)\s*\=\s*(?:$balanced_parens)?\s*(k[mz]alloc)\s*\(\s*($FuncArg)\s*\*\s*($FuncArg)/$1 . ' = ' . "$newfunc(" . trim($r1) . ', ' . trim($r2)/e;
}
}
@@ -4454,17 +4814,17 @@ sub process {
if (WARN("ONE_SEMICOLON",
"Statements terminations use 1 semicolon\n" . $herecurr) &&
$fix) {
- $fixed[$linenr - 1] =~ s/(\s*;\s*){2,}$/;/g;
+ $fixed[$fixlinenr] =~ s/(\s*;\s*){2,}$/;/g;
}
}
-# check for case / default statements not preceeded by break/fallthrough/switch
+# check for case / default statements not preceded by break/fallthrough/switch
if ($line =~ /^.\s*(?:case\s+(?:$Ident|$Constant)\s*|default):/) {
my $has_break = 0;
my $has_statement = 0;
my $count = 0;
my $prevline = $linenr;
- while ($prevline > 1 && $count < 3 && !$has_break) {
+ while ($prevline > 1 && ($file || $count < 3) && !$has_break) {
$prevline--;
my $rline = $rawlines[$prevline - 1];
my $fline = $lines[$prevline - 1];
@@ -4502,7 +4862,7 @@ sub process {
if (WARN("USE_FUNC",
"__func__ should be used instead of gcc specific __FUNCTION__\n" . $herecurr) &&
$fix) {
- $fixed[$linenr - 1] =~ s/\b__FUNCTION__\b/__func__/g;
+ $fixed[$fixlinenr] =~ s/\b__FUNCTION__\b/__func__/g;
}
}
@@ -4745,12 +5105,16 @@ sub process {
hash_show_words(\%use_type, "Used");
hash_show_words(\%ignore_type, "Ignored");
- if ($clean == 0 && $fix && "@rawlines" ne "@fixed") {
+ if ($clean == 0 && $fix &&
+ ("@rawlines" ne "@fixed" ||
+ $#fixed_inserted >= 0 || $#fixed_deleted >= 0)) {
my $newfile = $filename;
$newfile .= ".EXPERIMENTAL-checkpatch-fixes" if (!$fix_inplace);
my $linecount = 0;
my $f;
+ @fixed = fix_inserted_deleted_lines(\@fixed, \@fixed_inserted, \@fixed_deleted);
+
open($f, '>', $newfile)
or die "$P: Can't open $newfile for write\n";
foreach my $fixed_line (@fixed) {
@@ -4758,7 +5122,7 @@ sub process {
if ($file) {
if ($linecount > 3) {
$fixed_line =~ s/^\+//;
- print $f $fixed_line. "\n";
+ print $f $fixed_line . "\n";
}
} else {
print $f $fixed_line . "\n";
diff --git a/scripts/checkstack.pl b/scripts/checkstack.pl
index c05d586b1fee..899b4230320e 100755
--- a/scripts/checkstack.pl
+++ b/scripts/checkstack.pl
@@ -52,14 +52,12 @@ my (@stack, $re, $dre, $x, $xs, $funcre);
#8000008a: 20 1d sub sp,4
#80000ca8: fa cd 05 b0 sub sp,sp,1456
$re = qr/^.*sub.*sp.*,([0-9]{1,8})/o;
- } elsif ($arch =~ /^i[3456]86$/) {
+ } elsif ($arch =~ /^x86(_64)?$/ || $arch =~ /^i[3456]86$/) {
#c0105234: 81 ec ac 05 00 00 sub $0x5ac,%esp
- $re = qr/^.*[as][du][db] \$(0x$x{1,8}),\%esp$/o;
- $dre = qr/^.*[as][du][db] (%.*),\%esp$/o;
- } elsif ($arch eq 'x86_64') {
- # 2f60: 48 81 ec e8 05 00 00 sub $0x5e8,%rsp
- $re = qr/^.*[as][du][db] \$(0x$x{1,8}),\%rsp$/o;
- $dre = qr/^.*[as][du][db] (\%.*),\%rsp$/o;
+ # or
+ # 2f60: 48 81 ec e8 05 00 00 sub $0x5e8,%rsp
+ $re = qr/^.*[as][du][db] \$(0x$x{1,8}),\%(e|r)sp$/o;
+ $dre = qr/^.*[as][du][db] (%.*),\%(e|r)sp$/o;
} elsif ($arch eq 'ia64') {
#e0000000044011fc: 01 0f fc 8c adds r12=-384,r12
$re = qr/.*adds.*r12=-(([0-9]{2}|[3-9])[0-9]{2}),r12/o;
diff --git a/scripts/coccinelle/api/devm_ioremap_resource.cocci b/scripts/coccinelle/api/devm_ioremap_resource.cocci
deleted file mode 100644
index 495daa3dbf77..000000000000
--- a/scripts/coccinelle/api/devm_ioremap_resource.cocci
+++ /dev/null
@@ -1,90 +0,0 @@
-virtual patch
-virtual report
-
-@depends on patch@
-expression base, dev, res;
-@@
-
--base = devm_request_and_ioremap(dev, res);
-+base = devm_ioremap_resource(dev, res);
- ...
- if (
--base == NULL
-+IS_ERR(base)
- || ...) {
-<...
-- return ...;
-+ return PTR_ERR(base);
-...>
- }
-
-@depends on patch@
-expression e, E, ret;
-identifier l;
-@@
-
- e = devm_ioremap_resource(...);
- ...
- if (IS_ERR(e) || ...) {
- ... when any
-- ret = E;
-+ ret = PTR_ERR(e);
- ...
-(
- return ret;
-|
- goto l;
-)
- }
-
-@depends on patch@
-expression e;
-@@
-
- e = devm_ioremap_resource(...);
- ...
- if (IS_ERR(e) || ...) {
- ...
-- \(dev_dbg\|dev_err\|pr_debug\|pr_err\|DRM_ERROR\)(...);
- ...
- }
-
-@depends on patch@
-expression e;
-identifier l;
-@@
-
- e = devm_ioremap_resource(...);
- ...
- if (IS_ERR(e) || ...)
--{
-(
- return ...;
-|
- goto l;
-)
--}
-
-@r depends on report@
-expression e;
-identifier l;
-position p1;
-@@
-
-*e = devm_request_and_ioremap@p1(...);
- ...
- if (e == NULL || ...) {
- ...
-(
- return ...;
-|
- goto l;
-)
- }
-
-@script:python depends on r@
-p1 << r.p1;
-@@
-
-msg = "ERROR: deprecated devm_request_and_ioremap() API used on line %s" % (p1[0].line)
-coccilib.report.print_report(p1[0], msg)
diff --git a/scripts/coccinelle/free/ifnullfree.cocci b/scripts/coccinelle/free/ifnullfree.cocci
new file mode 100644
index 000000000000..a42d70bf88b3
--- /dev/null
+++ b/scripts/coccinelle/free/ifnullfree.cocci
@@ -0,0 +1,53 @@
+/// NULL check before some freeing functions is not needed.
+///
+/// Based on checkpatch warning
+/// "kfree(NULL) is safe this check is probably not required"
+/// and kfreeaddr.cocci by Julia Lawall.
+///
+// Copyright: (C) 2014 Fabian Frederick. GPLv2.
+// Comments: -
+// Options: --no-includes --include-headers
+
+virtual patch
+virtual org
+virtual report
+virtual context
+
+@r2 depends on patch@
+expression E;
+@@
+- if (E)
+(
+- kfree(E);
++ kfree(E);
+|
+- debugfs_remove(E);
++ debugfs_remove(E);
+|
+- debugfs_remove_recursive(E);
++ debugfs_remove_recursive(E);
+|
+- usb_free_urb(E);
++ usb_free_urb(E);
+)
+
+@r depends on context || report || org @
+expression E;
+position p;
+@@
+
+* if (E)
+* \(kfree@p\|debugfs_remove@p\|debugfs_remove_recursive@p\|usb_free_urb\)(E);
+
+@script:python depends on org@
+p << r.p;
+@@
+
+cocci.print_main("NULL check before that freeing function is not needed", p)
+
+@script:python depends on report@
+p << r.p;
+@@
+
+msg = "WARNING: NULL check before freeing functions like kfree, debugfs_remove, debugfs_remove_recursive or usb_free_urb is not needed. Maybe consider reorganizing relevant code to avoid passing NULL values."
+coccilib.report.print_report(p[0], msg)
diff --git a/scripts/get_maintainer.pl b/scripts/get_maintainer.pl
index 41987885bd31..d7016279ec2b 100755
--- a/scripts/get_maintainer.pl
+++ b/scripts/get_maintainer.pl
@@ -21,6 +21,7 @@ my $lk_path = "./";
my $email = 1;
my $email_usename = 1;
my $email_maintainer = 1;
+my $email_reviewer = 1;
my $email_list = 1;
my $email_subscriber_list = 0;
my $email_git_penguin_chiefs = 0;
@@ -202,6 +203,7 @@ if (!GetOptions(
'remove-duplicates!' => \$email_remove_duplicates,
'mailmap!' => \$email_use_mailmap,
'm!' => \$email_maintainer,
+ 'r!' => \$email_reviewer,
'n!' => \$email_usename,
'l!' => \$email_list,
's!' => \$email_subscriber_list,
@@ -260,7 +262,8 @@ if ($sections) {
}
if ($email &&
- ($email_maintainer + $email_list + $email_subscriber_list +
+ ($email_maintainer + $email_reviewer +
+ $email_list + $email_subscriber_list +
$email_git + $email_git_penguin_chiefs + $email_git_blame) == 0) {
die "$P: Please select at least 1 email option\n";
}
@@ -750,6 +753,7 @@ MAINTAINER field selection options:
--hg-since => hg history to use (default: $email_hg_since)
--interactive => display a menu (mostly useful if used with the --git option)
--m => include maintainer(s) if any
+ --r => include reviewer(s) if any
--n => include name 'Full Name <addr\@domain.tld>'
--l => include list(s) if any
--s => include subscriber only list(s) if any
@@ -1064,6 +1068,22 @@ sub add_categories {
my $role = get_maintainer_role($i);
push_email_addresses($pvalue, $role);
}
+ } elsif ($ptype eq "R") {
+ my ($name, $address) = parse_email($pvalue);
+ if ($name eq "") {
+ if ($i > 0) {
+ my $tv = $typevalue[$i - 1];
+ if ($tv =~ m/^(\C):\s*(.*)/) {
+ if ($1 eq "P") {
+ $name = $2;
+ $pvalue = format_email($name, $address, $email_usename);
+ }
+ }
+ }
+ }
+ if ($email_reviewer) {
+ push_email_addresses($pvalue, 'reviewer');
+ }
} elsif ($ptype eq "T") {
push(@scm, $pvalue);
} elsif ($ptype eq "W") {
diff --git a/scripts/kernel-doc b/scripts/kernel-doc
index da058da413e7..16a07cfa4d34 100755
--- a/scripts/kernel-doc
+++ b/scripts/kernel-doc
@@ -2073,6 +2073,7 @@ sub check_return_section {
sub dump_function($$) {
my $prototype = shift;
my $file = shift;
+ my $noret = 0;
$prototype =~ s/^static +//;
$prototype =~ s/^extern +//;
@@ -2086,7 +2087,7 @@ sub dump_function($$) {
$prototype =~ s/__init_or_module +//;
$prototype =~ s/__must_check +//;
$prototype =~ s/__weak +//;
- $prototype =~ s/^#\s*define\s+//; #ak added
+ my $define = $prototype =~ s/^#\s*define\s+//; #ak added
$prototype =~ s/__attribute__\s*\(\([a-z,]*\)\)//;
# Yes, this truly is vile. We are looking for:
@@ -2105,7 +2106,15 @@ sub dump_function($$) {
# - atomic_set (macro)
# - pci_match_device, __copy_to_user (long return type)
- if ($prototype =~ m/^()([a-zA-Z0-9_~:]+)\s*\(([^\(]*)\)/ ||
+ if ($define && $prototype =~ m/^()([a-zA-Z0-9_~:]+)\s+/) {
+ # This is an object-like macro, it has no return type and no parameter
+ # list.
+ # Function-like macros are not allowed to have spaces between
+ # declaration_name and opening parenthesis (notice the \s+).
+ $return_type = $1;
+ $declaration_name = $2;
+ $noret = 1;
+ } elsif ($prototype =~ m/^()([a-zA-Z0-9_~:]+)\s*\(([^\(]*)\)/ ||
$prototype =~ m/^(\w+)\s+([a-zA-Z0-9_~:]+)\s*\(([^\(]*)\)/ ||
$prototype =~ m/^(\w+\s*\*)\s*([a-zA-Z0-9_~:]+)\s*\(([^\(]*)\)/ ||
$prototype =~ m/^(\w+\s+\w+)\s+([a-zA-Z0-9_~:]+)\s*\(([^\(]*)\)/ ||
@@ -2140,7 +2149,7 @@ sub dump_function($$) {
# of warnings goes sufficiently down, the check is only performed in
# verbose mode.
# TODO: always perform the check.
- if ($verbose) {
+ if ($verbose && !$noret) {
check_return_section($file, $declaration_name, $return_type);
}
diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c
index 9d9c5b905b35..091d90573b63 100644
--- a/scripts/mod/modpost.c
+++ b/scripts/mod/modpost.c
@@ -772,32 +772,10 @@ static const char *sech_name(struct elf_info *elf, Elf_Shdr *sechdr)
sechdr->sh_name;
}
-/* if sym is empty or point to a string
- * like ".[0-9]+" then return 1.
- * This is the optional prefix added by ld to some sections
- */
-static int number_prefix(const char *sym)
-{
- if (*sym++ == '\0')
- return 1;
- if (*sym != '.')
- return 0;
- do {
- char c = *sym++;
- if (c < '0' || c > '9')
- return 0;
- } while (*sym);
- return 1;
-}
-
/* The pattern is an array of simple patterns.
* "foo" will match an exact string equal to "foo"
* "*foo" will match a string that ends with "foo"
* "foo*" will match a string that begins with "foo"
- * "foo$" will match a string equal to "foo" or "foo.1"
- * where the '1' can be any number including several digits.
- * The $ syntax is for sections where ld append a dot number
- * to make section name unique.
*/
static int match(const char *sym, const char * const pat[])
{
@@ -816,13 +794,6 @@ static int match(const char *sym, const char * const pat[])
if (strncmp(sym, p, strlen(p) - 1) == 0)
return 1;
}
- /* "foo$" */
- else if (*endp == '$') {
- if (strncmp(sym, p, strlen(p) - 1) == 0) {
- if (number_prefix(sym + strlen(p) - 1))
- return 1;
- }
- }
/* no wildcards */
else {
if (strcmp(p, sym) == 0)
@@ -880,20 +851,20 @@ static void check_section(const char *modname, struct elf_info *elf,
#define ALL_INIT_DATA_SECTIONS \
- ".init.setup$", ".init.rodata$", ".meminit.rodata$", \
- ".init.data$", ".meminit.data$"
+ ".init.setup", ".init.rodata", ".meminit.rodata", \
+ ".init.data", ".meminit.data"
#define ALL_EXIT_DATA_SECTIONS \
- ".exit.data$", ".memexit.data$"
+ ".exit.data", ".memexit.data"
#define ALL_INIT_TEXT_SECTIONS \
- ".init.text$", ".meminit.text$"
+ ".init.text", ".meminit.text"
#define ALL_EXIT_TEXT_SECTIONS \
- ".exit.text$", ".memexit.text$"
+ ".exit.text", ".memexit.text"
#define ALL_PCI_INIT_SECTIONS \
- ".pci_fixup_early$", ".pci_fixup_header$", ".pci_fixup_final$", \
- ".pci_fixup_enable$", ".pci_fixup_resume$", \
- ".pci_fixup_resume_early$", ".pci_fixup_suspend$"
+ ".pci_fixup_early", ".pci_fixup_header", ".pci_fixup_final", \
+ ".pci_fixup_enable", ".pci_fixup_resume", \
+ ".pci_fixup_resume_early", ".pci_fixup_suspend"
#define ALL_XXXINIT_SECTIONS MEM_INIT_SECTIONS
#define ALL_XXXEXIT_SECTIONS MEM_EXIT_SECTIONS
@@ -901,8 +872,8 @@ static void check_section(const char *modname, struct elf_info *elf,
#define ALL_INIT_SECTIONS INIT_SECTIONS, ALL_XXXINIT_SECTIONS
#define ALL_EXIT_SECTIONS EXIT_SECTIONS, ALL_XXXEXIT_SECTIONS
-#define DATA_SECTIONS ".data$", ".data.rel$"
-#define TEXT_SECTIONS ".text$", ".text.unlikely$"
+#define DATA_SECTIONS ".data", ".data.rel"
+#define TEXT_SECTIONS ".text", ".text.unlikely"
#define INIT_SECTIONS ".init.*"
#define MEM_INIT_SECTIONS ".meminit.*"
@@ -1703,12 +1674,11 @@ static void check_sec_ref(struct module *mod, const char *modname,
static char *remove_dot(char *s)
{
- char *end;
- int n = strcspn(s, ".");
+ size_t n = strcspn(s, ".");
- if (n > 0 && s[n] != 0) {
- strtoul(s + n + 1, &end, 10);
- if (end > s + n + 1 && (*end == '.' || *end == 0))
+ if (n && s[n]) {
+ size_t m = strspn(s + n + 1, "0123456789");
+ if (m && (s[n + m] == '.' || s[n + m] == 0))
s[n] = 0;
}
return s;
diff --git a/scripts/package/builddeb b/scripts/package/builddeb
index b5f08f727868..35d5a5877d04 100644
--- a/scripts/package/builddeb
+++ b/scripts/package/builddeb
@@ -289,14 +289,16 @@ EOF
fi
-# Build header package
-(cd $srctree; find . -name Makefile\* -o -name Kconfig\* -o -name \*.pl > "$objtree/debian/hdrsrcfiles")
-(cd $srctree; find arch/$SRCARCH/include include scripts -type f >> "$objtree/debian/hdrsrcfiles")
-(cd $objtree; find arch/$SRCARCH/include Module.symvers include scripts -type f >> "$objtree/debian/hdrobjfiles")
+# Build kernel header package
+(cd $srctree; find . -name Makefile\* -o -name Kconfig\* -o -name \*.pl) > "$objtree/debian/hdrsrcfiles"
+(cd $srctree; find arch/$SRCARCH/include include scripts -type f) >> "$objtree/debian/hdrsrcfiles"
+(cd $srctree; find arch/$SRCARCH -name module.lds -o -name Kbuild.platforms -o -name Platform) >> "$objtree/debian/hdrsrcfiles"
+(cd $srctree; find $(find arch/$SRCARCH -name include -o -name scripts -type d) -type f) >> "$objtree/debian/hdrsrcfiles"
+(cd $objtree; find arch/$SRCARCH/include Module.symvers include scripts -type f) >> "$objtree/debian/hdrobjfiles"
destdir=$kernel_headers_dir/usr/src/linux-headers-$version
mkdir -p "$destdir"
-(cd $srctree; tar -c -f - -T "$objtree/debian/hdrsrcfiles") | (cd $destdir; tar -xf -)
-(cd $objtree; tar -c -f - -T "$objtree/debian/hdrobjfiles") | (cd $destdir; tar -xf -)
+(cd $srctree; tar -c -f - -T -) < "$objtree/debian/hdrsrcfiles" | (cd $destdir; tar -xf -)
+(cd $objtree; tar -c -f - -T -) < "$objtree/debian/hdrobjfiles" | (cd $destdir; tar -xf -)
(cd $objtree; cp $KCONFIG_CONFIG $destdir/.config) # copy .config manually to be where it's expected to be
ln -sf "/usr/src/linux-headers-$version" "$kernel_headers_dir/lib/modules/$version/build"
rm -f "$objtree/debian/hdrsrcfiles" "$objtree/debian/hdrobjfiles"
diff --git a/scripts/package/buildtar b/scripts/package/buildtar
index 995c1eafaff6..e046bff33589 100644
--- a/scripts/package/buildtar
+++ b/scripts/package/buildtar
@@ -125,12 +125,11 @@ esac
# Create the tarball
#
(
- cd "${tmpdir}"
opts=
if tar --owner=root --group=root --help >/dev/null 2>&1; then
opts="--owner=root --group=root"
fi
- tar cf - boot/* lib/* $opts | ${compress} > "${tarball}${file_ext}"
+ tar cf - -C "$tmpdir" boot/ lib/ $opts | ${compress} > "${tarball}${file_ext}"
)
echo "Tarball successfully created in ${tarball}${file_ext}"
diff --git a/scripts/recordmcount.h b/scripts/recordmcount.h
index 9d1421e63ff8..49b582a225b0 100644
--- a/scripts/recordmcount.h
+++ b/scripts/recordmcount.h
@@ -163,11 +163,11 @@ static int mcount_adjust = 0;
static int MIPS_is_fake_mcount(Elf_Rel const *rp)
{
- static Elf_Addr old_r_offset;
+ static Elf_Addr old_r_offset = ~(Elf_Addr)0;
Elf_Addr current_r_offset = _w(rp->r_offset);
int is_fake;
- is_fake = old_r_offset &&
+ is_fake = (old_r_offset != ~(Elf_Addr)0) &&
(current_r_offset - old_r_offset == MIPS_FAKEMCOUNT_OFFSET);
old_r_offset = current_r_offset;
diff --git a/scripts/selinux/genheaders/Makefile b/scripts/selinux/genheaders/Makefile
index 417b165008ee..1d1ac51359e3 100644
--- a/scripts/selinux/genheaders/Makefile
+++ b/scripts/selinux/genheaders/Makefile
@@ -2,4 +2,3 @@ hostprogs-y := genheaders
HOST_EXTRACFLAGS += -Isecurity/selinux/include
always := $(hostprogs-y)
-clean-files := $(hostprogs-y)
diff --git a/scripts/selinux/mdp/Makefile b/scripts/selinux/mdp/Makefile
index eb365b333441..dba7eff69a00 100644
--- a/scripts/selinux/mdp/Makefile
+++ b/scripts/selinux/mdp/Makefile
@@ -2,4 +2,4 @@ hostprogs-y := mdp
HOST_EXTRACFLAGS += -Isecurity/selinux/include
always := $(hostprogs-y)
-clean-files := $(hostprogs-y) policy.* file_contexts
+clean-files := policy.* file_contexts
diff --git a/scripts/tags.sh b/scripts/tags.sh
index e6b011fe1d0d..cbfd269a6011 100755
--- a/scripts/tags.sh
+++ b/scripts/tags.sh
@@ -168,6 +168,7 @@ exuberant()
--extra=+f --c-kinds=+px \
--regex-asm='/^(ENTRY|_GLOBAL)\(([^)]*)\).*/\2/' \
--regex-c='/^SYSCALL_DEFINE[[:digit:]]?\(([^,)]*).*/sys_\1/' \
+ --regex-c='/^COMPAT_SYSCALL_DEFINE[[:digit:]]?\(([^,)]*).*/compat_sys_\1/' \
--regex-c++='/^TRACE_EVENT\(([^,)]*).*/trace_\1/' \
--regex-c++='/^DEFINE_EVENT\([^,)]*, *([^,)]*).*/trace_\1/' \
--regex-c++='/PAGEFLAG\(([^,)]*).*/Page\1/' \
@@ -231,6 +232,7 @@ emacs()
all_target_sources | xargs $1 -a \
--regex='/^\(ENTRY\|_GLOBAL\)(\([^)]*\)).*/\2/' \
--regex='/^SYSCALL_DEFINE[0-9]?(\([^,)]*\).*/sys_\1/' \
+ --regex='/^COMPAT_SYSCALL_DEFINE[0-9]?(\([^,)]*\).*/compat_sys_\1/' \
--regex='/^TRACE_EVENT(\([^,)]*\).*/trace_\1/' \
--regex='/^DEFINE_EVENT([^,)]*, *\([^,)]*\).*/trace_\1/' \
--regex='/PAGEFLAG(\([^,)]*\).*/Page\1/' \
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-19 09:48:12 +0000