perf cgroup: Fix unmatched call to perf_detach_cgroup()
authorLi Zefan <lizf@cn.fujitsu.com>
Thu, 3 Mar 2011 06:25:50 +0000 (14:25 +0800)
committerIngo Molnar <mingo@elte.hu>
Fri, 4 Mar 2011 10:32:51 +0000 (11:32 +0100)
In the failure path, we call perf_detach_cgroup(), but we didn't
call perf_get_cgroup() prio to it.

Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Acked-by: Stephane Eranian <eranian@google.com>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <4D6F346E.9070606@cn.fujitsu.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
kernel/perf_event.c

Simple merge