sched: Add missing rcu_dereference() around ->real_parent usage
authorKees Cook <keescook@chromium.org>
Thu, 15 Dec 2011 16:49:18 +0000 (08:49 -0800)
committerIngo Molnar <mingo@elte.hu>
Fri, 16 Dec 2011 08:42:09 +0000 (09:42 +0100)
commit07cde2608a3b5c66515363f1b53623b1536b9785
tree1ef46b4a852a79c9a44f08b177ee256a776a6ad6
parentabd63bc3a0f65ae9d85bc3b1bb067d3e3c2b2cc2
sched: Add missing rcu_dereference() around ->real_parent usage

Wrap another ->real_parent dereference while under rcu_read_lock.

Signed-off-by: Kees Cook <keescook@chromium.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Glauber Costa <glommer@parallels.com>
Cc: Suresh Siddha <suresh.b.siddha@intel.com>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Link: http://lkml.kernel.org/r/20111215164918.GA13003@www.outflux.net
[ tidied up the changelog ]
Signed-off-by: Ingo Molnar <mingo@elte.hu>
kernel/sched/core.c