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authorDan Carpenter <error27@gmail.com>2010-10-24 21:50:42 +0200
committerIngo Molnar <mingo@elte.hu>2010-12-16 11:14:31 +0100
commitce677831a4abd0f9f957c90ac6f6a0d0472bafb4 (patch)
tree755fb098fa0e27bfa710272cd5686dabc7922360 /kernel/perf_event.c
parent5167695753c63444a9e6cbbef136200a16c7a225 (diff)
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perf: Fix off by one in perf_swevent_init()
The perf_swevent_enabled[] array has PERF_COUNT_SW_MAX elements. Signed-off-by: Dan Carpenter <error27@gmail.com> Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> LKML-Reference: <20101024195041.GT5985@bicker> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/perf_event.c')
-rw-r--r--kernel/perf_event.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/perf_event.c b/kernel/perf_event.c
index 7b870174c56d..2870feee81dd 100644
--- a/kernel/perf_event.c
+++ b/kernel/perf_event.c
@@ -4719,7 +4719,7 @@ static int perf_swevent_init(struct perf_event *event)
break;
}
- if (event_id > PERF_COUNT_SW_MAX)
+ if (event_id >= PERF_COUNT_SW_MAX)
return -ENOENT;
if (!event->parent) {
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