[PATCH] eliminate the compile warning

[Lidong Chen]

Signed-off-by: Lidong Chen <jemmy858585@xxxxxxxxx>
---
 arch/x86/kernel/cpu/perf_event.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/arch/x86/kernel/cpu/perf_event.c b/arch/x86/kernel/cpu/perf_event.c
index b71a7f8..40be9af 100644
--- a/arch/x86/kernel/cpu/perf_event.c
+++ b/arch/x86/kernel/cpu/perf_event.c
@@ -187,9 +187,10 @@ static void release_pmc_hardware(void) {}
 
 static bool check_hw_exists(void)
 {
-	u64 val, val_fail, val_new= ~0;
-	int i, reg, reg_fail, ret = 0;
+	u64 val = 0, val_fail = 0, val_new = ~0;
+	int reg = 0, reg_fail = 0, ret = 0;
 	int bios_fail = 0;
+	int i = 0;
 
 	/*
 	 * Check to see if the BIOS enabled any of the counters, if so
-- 
2.4.0-rc1

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