perf_event: Fix variable initialization in other codepaths

Signed-off-by: Xiao Guangrong <xiaoguangrong@cn.fujitsu.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Paul Mackerras <paulus@samba.org>
LKML-Reference: <4B20BAA6.7010609@cn.fujitsu.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 1 insertions, 0 deletions

diff --git a/kernel/perf_event.c b/kernel/perf_event.c
index 3a5d6c4786bb..d891ec4a8100 100644
--- a/kernel/perf_event.c
+++ b/kernel/perf_event.c
@@ -4300,6 +4300,7 @@ void perf_bp_event(struct perf_event *bp, void *data)
         struct perf_sample_data sample;
         struct pt_regs *regs = data;
 
+        sample.raw = NULL;
         sample.addr = bp->attr.bp_addr;
 
         if (!perf_exclude_event(bp, regs))