perf: Fix resource leak in failure path of perf_event_open()
authorTejun Heo <tj@kernel.org>
Sat, 1 May 2010 08:11:35 +0000 (10:11 +0200)
committerIngo Molnar <mingo@elte.hu>
Sat, 1 May 2010 11:11:25 +0000 (13:11 +0200)
perf_event_open() kfrees event after init failure which doesn't
release all resources allocated by perf_event_alloc().  Use
free_event() instead.

Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Paul Mackerras <paulus@au1.ibm.com>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: <stable@kernel.org>
LKML-Reference: <4BDBE237.1040809@kernel.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
kernel/perf_event.c

index 2f3fbf84215a940cc40eccef9c8304964d10906f..3d1552d3c12b0b632964f0f5b053bbe6a03e72e0 100644 (file)
@@ -4897,7 +4897,7 @@ err_fput_free_put_context:
 
 err_free_put_context:
        if (err < 0)
-               kfree(event);
+               free_event(event);
 
 err_put_context:
        if (err < 0)