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authorAndrew Morton <akpm@linux-foundation.org>2008-01-30 13:31:07 +0100
committerIngo Molnar <mingo@elte.hu>2008-01-30 13:31:07 +0100
commitbb1ad8205be4cb95e3286d7442596da6fd70409f (patch)
treeb4804d567e4a01186a88d1c22c871197836f0a55 /fs/binfmt_elf.c
parentcc503c1b43e002e3f1fed70f46d947e2bf349bb6 (diff)
downloadconfigs-bb1ad8205be4cb95e3286d7442596da6fd70409f.tar.gz
x86: PIE executable randomization, checkpatch fixes
#39: FILE: arch/ia64/ia32/binfmt_elf32.c:229: +elf32_map (struct file *filep, unsigned long addr, struct elf_phdr *eppnt, int prot, int type, unsigned long unused) WARNING: no space between function name and open parenthesis '(' #39: FILE: arch/ia64/ia32/binfmt_elf32.c:229: +elf32_map (struct file *filep, unsigned long addr, struct elf_phdr *eppnt, int prot, int type, unsigned long unused) WARNING: line over 80 characters #67: FILE: arch/x86/kernel/sys_x86_64.c:80: + new_begin = randomize_range(*begin, *begin + 0x02000000, 0); ERROR: use tabs not spaces #110: FILE: arch/x86/kernel/sys_x86_64.c:185: + ^I mm->cached_hole_size = 0;$ ERROR: use tabs not spaces #111: FILE: arch/x86/kernel/sys_x86_64.c:186: + ^I^Imm->free_area_cache = mm->mmap_base;$ ERROR: use tabs not spaces #112: FILE: arch/x86/kernel/sys_x86_64.c:187: + ^I}$ ERROR: use tabs not spaces #141: FILE: arch/x86/kernel/sys_x86_64.c:216: + ^I^I/* remember the largest hole we saw so far */$ ERROR: use tabs not spaces #142: FILE: arch/x86/kernel/sys_x86_64.c:217: + ^I^Iif (addr + mm->cached_hole_size < vma->vm_start)$ ERROR: use tabs not spaces #143: FILE: arch/x86/kernel/sys_x86_64.c:218: + ^I^I mm->cached_hole_size = vma->vm_start - addr;$ ERROR: use tabs not spaces #157: FILE: arch/x86/kernel/sys_x86_64.c:232: + ^Imm->free_area_cache = TASK_UNMAPPED_BASE;$ ERROR: need a space before the open parenthesis '(' #291: FILE: arch/x86/mm/mmap_64.c:101: + } else if(mmap_is_legacy()) { WARNING: braces {} are not necessary for single statement blocks #302: FILE: arch/x86/mm/mmap_64.c:112: + if (current->flags & PF_RANDOMIZE) { + mm->mmap_base += ((long)rnd) << PAGE_SHIFT; + } WARNING: line over 80 characters #314: FILE: fs/binfmt_elf.c:48: +static unsigned long elf_map (struct file *, unsigned long, struct elf_phdr *, int, int, unsigned long); WARNING: no space between function name and open parenthesis '(' #314: FILE: fs/binfmt_elf.c:48: +static unsigned long elf_map (struct file *, unsigned long, struct elf_phdr *, int, int, unsigned long); WARNING: line over 80 characters #429: FILE: fs/binfmt_elf.c:438: + eppnt, elf_prot, elf_type, total_size); ERROR: need space after that ',' (ctx:VxV) #480: FILE: fs/binfmt_elf.c:939: + elf_prot, elf_flags,0); ^ total: 9 errors, 7 warnings, 461 lines checked Your patch has style problems, please review. If any of these errors are false positives report them to the maintainer, see CHECKPATCH in MAINTAINERS. Please run checkpatch prior to sending patches Cc: "Luck, Tony" <tony.luck@intel.com> Cc: Arjan van de Ven <arjan@infradead.org> Cc: Jakub Jelinek <jakub@redhat.com> Cc: Jiri Kosina <jkosina@suse.cz> Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> Cc: Roland McGrath <roland@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'fs/binfmt_elf.c')
-rw-r--r--fs/binfmt_elf.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/fs/binfmt_elf.c b/fs/binfmt_elf.c
index 8193d24be15..b8bca1ebc1a 100644
--- a/fs/binfmt_elf.c
+++ b/fs/binfmt_elf.c
@@ -45,7 +45,8 @@
static int load_elf_binary(struct linux_binprm *bprm, struct pt_regs *regs);
static int load_elf_library(struct file *);
-static unsigned long elf_map (struct file *, unsigned long, struct elf_phdr *, int, int, unsigned long);
+static unsigned long elf_map(struct file *, unsigned long, struct elf_phdr *,
+ int, int, unsigned long);
/*
* If we don't support core dumping, then supply a NULL so we
@@ -435,7 +436,7 @@ static unsigned long load_elf_interp(struct elfhdr *interp_elf_ex,
load_addr = -vaddr;
map_addr = elf_map(interpreter, load_addr + vaddr,
- eppnt, elf_prot, elf_type, total_size);
+ eppnt, elf_prot, elf_type, total_size);
total_size = 0;
if (!*interp_map_addr)
*interp_map_addr = map_addr;
@@ -936,7 +937,7 @@ static int load_elf_binary(struct linux_binprm *bprm, struct pt_regs *regs)
}
error = elf_map(bprm->file, load_bias + vaddr, elf_ppnt,
- elf_prot, elf_flags,0);
+ elf_prot, elf_flags, 0);
if (BAD_ADDR(error)) {
send_sig(SIGKILL, current, 0);
retval = IS_ERR((void *)error) ?