From: Andi Kleen <andi@firstfloor.org>
Date: Fri, 1 Oct 2010 21:18:47 +0000 (-0700)
Subject: perf, gcc-4.6: Fix set but unused variable
X-Git-Tag: v2.6.37-rc1~214^2~29
X-Git-Url: https://openfabrics.org/gitweb/?a=commitdiff_plain;h=c62f981f9309486ba5546edbb5925f71e441fa65;p=~shefty%2Frdma-dev.git

perf, gcc-4.6: Fix set but unused variable

Just dead code I believe.

Signed-off-by: Andi Kleen <ak@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Cc: andi@firstfloor.org
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---

diff --git a/arch/x86/kernel/cpu/perf_event.c b/arch/x86/kernel/cpu/perf_event.c
index 6526a86616a..e2513f26ba8 100644
--- a/arch/x86/kernel/cpu/perf_event.c
+++ b/arch/x86/kernel/cpu/perf_event.c
@@ -1152,7 +1152,6 @@ static int x86_pmu_handle_irq(struct pt_regs *regs)
 	struct perf_sample_data data;
 	struct cpu_hw_events *cpuc;
 	struct perf_event *event;
-	struct hw_perf_event *hwc;
 	int idx, handled = 0;
 	u64 val;
 
@@ -1173,7 +1172,6 @@ static int x86_pmu_handle_irq(struct pt_regs *regs)
 		}
 
 		event = cpuc->events[idx];
-		hwc = &event->hw;
 
 		val = x86_perf_event_update(event);
 		if (val & (1ULL << (x86_pmu.cntval_bits - 1)))