Commit-ID: ce677831a4abd0f9f957c90ac6f6a0d0472bafb4
Gitweb: http://git.kernel.org/tip/ce677831a4abd0f9f957c90ac6f6a0d0472bafb4
Author: Dan Carpenter <error27@xxxxxxxxx>
AuthorDate: Sun, 24 Oct 2010 21:50:42 +0200
Committer: Ingo Molnar <mingo@xxxxxxx>
CommitDate: Thu, 16 Dec 2010 11:14:31 +0100
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@xxxxxxxxx>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
LKML-Reference: <20101024195041.GT5985@bicker>
Signed-off-by: Ingo Molnar <mingo@xxxxxxx>
---
kernel/perf_event.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/kernel/perf_event.c b/kernel/perf_event.c
index 7b87017..2870fee 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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