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perf: Fix off by one in perf_swevent_init()
author
Dan Carpenter
<error27@gmail.com>
Sun, 24 Oct 2010 19:50:42 +0000
(21:50 +0200)
committer
Ingo Molnar
<mingo@elte.hu>
Thu, 16 Dec 2010 10:14:31 +0000
(11:14 +0100)
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>
kernel/perf_event.c
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diff --git
a/kernel/perf_event.c
b/kernel/perf_event.c
index
7b87017
..
2870fee
100644
(file)
--- 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) {