mm, kasan: don't call kasan_krealloc() from ksize().
authorAlexander Potapenko <glider@google.com>
Fri, 20 May 2016 23:59:14 +0000 (16:59 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Sat, 21 May 2016 00:58:30 +0000 (17:58 -0700)
commit4ebb31a42ffa03912447fe1aabbdb28242f909ba
tree2c73f495865653dc8b6ab369194d1b06f193822f
parent55834c59098d0c5a97b0f3247e55832b67facdcf
mm, kasan: don't call kasan_krealloc() from ksize().

Instead of calling kasan_krealloc(), which replaces the memory
allocation stack ID (if stack depot is used), just unpoison the whole
memory chunk.

Signed-off-by: Alexander Potapenko <glider@google.com>
Acked-by: Andrey Ryabinin <aryabinin@virtuozzo.com>
Cc: Andrey Konovalov <adech.fo@gmail.com>
Cc: Dmitry Vyukov <dvyukov@google.com>
Cc: Christoph Lameter <cl@linux.com>
Cc: Konstantin Serebryany <kcc@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
mm/slab.c
mm/slub.c