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authorEzequiel Garcia <elezegarcia@gmail.com>2012-10-10 15:54:04 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2012-10-11 08:50:15 +0900
commit3e1aa66bd423950aa69c3d50d91818af1d16e0a7 (patch)
tree3f9f0f6e2f396e7bf32978816c49e99a28855d56
parent4ed134beee42a5c9fc4b439f1e498363066e2516 (diff)
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lib/kasprintf.c: use kmalloc_track_caller() to get accurate traces for kvasprintf
Previously kvasprintf() allocation was being done through kmalloc(), thus producing an inaccurate trace report. This is a common problem: in order to get accurate callsite tracing, a lib/utils function shouldn't allocate kmalloc but instead use kmalloc_track_caller. Signed-off-by: Ezequiel Garcia <elezegarcia@gmail.com> Cc: Sam Ravnborg <sam@ravnborg.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--lib/kasprintf.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/kasprintf.c b/lib/kasprintf.c
index ae0de80c1c88..32f12150fc4f 100644
--- a/lib/kasprintf.c
+++ b/lib/kasprintf.c
@@ -21,7 +21,7 @@ char *kvasprintf(gfp_t gfp, const char *fmt, va_list ap)
len = vsnprintf(NULL, 0, fmt, aq);
va_end(aq);
- p = kmalloc(len+1, gfp);
+ p = kmalloc_track_caller(len+1, gfp);
if (!p)
return NULL;