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(parent: 387c31c) | patch
fix freeing user_struct in user cache
authorHillf Danton <dhillf@gmail.com>
Wed, 29 Dec 2010 13:55:28 +0000 (21:55 +0800)
committerLinus Torvalds <torvalds@linux-foundation.org>
Wed, 29 Dec 2010 19:31:38 +0000 (11:31 -0800)
commit4ef9e11d6867f88951e30db910fa015300e31871
tree5533f5cb2c7a054db9784b48e0b8484d5060f7d7tree | snapshot (tar.gz zip)
parent387c31c7e5c9805b0aef8833d1731a5fe7bdea14commit | diff
fix freeing user_struct in user cache

When racing on adding into user cache, the new allocated from mm slab
is freed without putting user namespace.

Since the user namespace is already operated by getting, putting has
to be issued.

Signed-off-by: Hillf Danton <dhillf@gmail.com>
Acked-by: Serge Hallyn <serge@hallyn.com>
Cc: stable@kernel.org
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Motorola kernel-slsi