[GIT PULL] perf fix

[Ingo Molnar <mingo@kernel.org>]

Linus,

Please pull the latest perf-urgent-for-linus git tree from:

   git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git perf-urgent-for-linus

   # HEAD: 310aa0a25b338b3100c94880c9a69bec8ce8c3ae perf/hw_breakpoint: Fix arch_hw_breakpoint use-before-initialization

Fix an initialization bug in the hw-breakpoints, which triggered on the 
ARM platform.

 Thanks,

	Ingo

------------------>
Mark-PK Tsai (1):
      perf/hw_breakpoint: Fix arch_hw_breakpoint use-before-initialization


 kernel/events/hw_breakpoint.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/kernel/events/hw_breakpoint.c b/kernel/events/hw_breakpoint.c
index c5cd852fe86b..3cc8416ec844 100644
--- a/kernel/events/hw_breakpoint.c
+++ b/kernel/events/hw_breakpoint.c
@@ -413,7 +413,7 @@ static int hw_breakpoint_parse(struct perf_event *bp,
 
 int register_perf_hw_breakpoint(struct perf_event *bp)
 {
-	struct arch_hw_breakpoint hw;
+	struct arch_hw_breakpoint hw = { };
 	int err;
 
 	err = reserve_bp_slot(bp);
@@ -461,7 +461,7 @@ int
 modify_user_hw_breakpoint_check(struct perf_event *bp, struct perf_event_attr *attr,
 			        bool check)
 {
-	struct arch_hw_breakpoint hw;
+	struct arch_hw_breakpoint hw = { };
 	int err;
 
 	err = hw_breakpoint_parse(bp, attr, &hw);