aboutsummaryrefslogtreecommitdiff
path: root/scripts
diff options
context:
space:
mode:
authorJoe Perches <joe@perches.com>2012-01-10 15:09:52 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2012-01-10 16:30:50 -0800
commit5f14d3bd87ef5f979ea64c1f0862534d71786db7 (patch)
tree88982b950031e877156bf17c3755d9a128b336f8 /scripts
parent270c49a088ae58d4b817861bb04bfec63b0966db (diff)
downloadlinux-linaro-stable-5f14d3bd87ef5f979ea64c1f0862534d71786db7.tar.gz
checkpatch: prefer __printf over __attribute__((format(printf,...)))
Add a warn for not using __printf. Signed-off-by: Joe Perches <joe@perches.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'scripts')
-rwxr-xr-xscripts/checkpatch.pl6
1 files changed, 6 insertions, 0 deletions
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 885e3b43d64a..e94626ca77cf 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -3114,6 +3114,12 @@ sub process {
"__aligned(size) is preferred over __attribute__((aligned(size)))\n" . $herecurr);
}
+# Check for __attribute__ format(printf, prefer __printf
+ if ($line =~ /\b__attribute__\s*\(\s*\(\s*format\s*\(\s*printf/) {
+ WARN("PREFER_PRINTF",
+ "__printf(string-index, first-to-check) is preferred over __attribute__((format(printf, string-index, first-to-check)))\n" . $herecurr);
+ }
+
# check for sizeof(&)
if ($line =~ /\bsizeof\s*\(\s*\&/) {
WARN("SIZEOF_ADDRESS",