slab, kmemleak: stop calling kmemleak_erase() unconditionally
commitf3d8b53a3abbfd0b74fa5dfaa690870d9619fad9
authorJ. R. Okajima <hooanon05@yahoo.co.jp>
Wed, 2 Dec 2009 07:55:49 +0000 (2 16:55 +0900)
committerPekka Enberg <penberg@cs.helsinki.fi>
Sun, 6 Dec 2009 08:23:05 +0000 (6 10:23 +0200)
tree0077e9af30a2fadf6d02da5420c9d979f80a3ee5
parent648f4e3e50c4793d9dbf9a09afa193631f76fa26
slab, kmemleak: stop calling kmemleak_erase() unconditionally

When the gotten object is NULL (probably due to ENOMEM), kmemleak_erase() is
unnecessary here, It just sets NULL to where already is NULL.  Add a condition.

Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: J. R. Okajima <hooanon05@yahoo.co.jp>
Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
mm/slab.c