Commit-ID: 21140f4d3387aa2213f1deea0128df1dbf924379 Gitweb: http://git.kernel.org/tip/21140f4d3387aa2213f1deea0128df1dbf924379 Author: Xiao Guangrong <xiaoguangrong@xxxxxxxxxxxxxx> AuthorDate: Thu, 10 Dec 2009 14:00:51 +0800 Committer: Ingo Molnar <mingo@xxxxxxx> CommitDate: Thu, 10 Dec 2009 07:11:05 +0100 perf_event: Fix perf_swevent_hrtimer() variable initialization fix: [<c0477471>] ? printk+0x1d/0x24 [<c01c98f9>] ? perf_prepare_sample+0x269/0x280 [<c0149231>] warn_slowpath_common+0x71/0xd0 [<c01c98f9>] ? perf_prepare_sample+0x269/0x280 [<c01492aa>] warn_slowpath_null+0x1a/0x20 [<c01c98f9>] perf_prepare_sample+0x269/0x280 [<c016e9f3>] ? cpu_clock+0x53/0x90 [<c01cc368>] __perf_event_overflow+0x2a8/0x300 [<c01ccc3b>] perf_event_overflow+0x1b/0x30 [<c01ccccf>] perf_swevent_hrtimer+0x7f/0x120 This is because 'data.raw' variable not initialize. Signed-off-by: Xiao Guangrong <xiaoguangrong@xxxxxxxxxxxxxx> Acked-by: Peter Zijlstra <peterz@xxxxxxxxxxxxx> Cc: Frederic Weisbecker <fweisbec@xxxxxxxxx> Cc: Paul Mackerras <paulus@xxxxxxxxx> LKML-Reference: <4B208E93.1010801@xxxxxxxxxxxxxx> Signed-off-by: Ingo Molnar <mingo@xxxxxxx> --- kernel/perf_event.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/kernel/perf_event.c b/kernel/perf_event.c index 94e1b28..3a5d6c4 100644 --- a/kernel/perf_event.c +++ b/kernel/perf_event.c @@ -4010,6 +4010,7 @@ static enum hrtimer_restart perf_swevent_hrtimer(struct hrtimer *hrtimer) event->pmu->read(event); data.addr = 0; + data.raw = NULL; data.period = event->hw.last_period; regs = get_irq_regs(); /* -- To unsubscribe from this list: send the line "unsubscribe linux-tip-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
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