kasan: fix assigning tags twice
When an object is kmalloc()'ed, two hooks are called: kasan_slab_alloc()
and kasan_kmalloc(). Right now we assign a tag twice, once in each of the
hooks. Fix it by assigning a tag only in the former hook.
Link: http://lkml.kernel.org/r/ce8c6431da735aa7ec051fd6497153df690eb021.1549921721.git.andreyknvl@google.com
Signed-off-by: Andrey Konovalov <andreyknvl at google.com>
Cc: Alexander Potapenko <glider at google.com>
Cc: Andrey Ryabinin <aryabinin at virtuozzo.com>
Cc: Catalin Marinas <catalin.marinas at arm.com>
Cc: Christoph Lameter <cl at linux.com>
Cc: David Rientjes <rientjes at google.com>
Cc: Dmitry Vyukov <dvyukov at google.com>
Cc: Evgeniy Stepanov <eugenis at google.com>
Cc: Joonsoo Kim <iamjoonsoo.kim at lge.com>
Cc: Kostya Serebryany <kcc at google.com>
Cc: Pekka Enberg <penberg at kernel.org>
Cc: Qian Cai <cai at lca.pw>
Cc: Vincenzo Frascino <vincenzo.frascino at arm.com>
Signed-off-by: Andrew Morton <akpm at linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds at linux-foundation.org>
UnifiedSplitRaw
