[22/41] perf auxtrace arm: Fixing uninitialised variable

Message ID 20180216191746.11095-23-acme@kernel.org
State New
Headers show
Series
  • Untitled series #9109
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Commit Message

Arnaldo Carvalho de Melo Feb. 16, 2018, 7:17 p.m.
From: Mathieu Poirier <mathieu.poirier@linaro.org>


When working natively on arm64 the compiler gets pesky and complains
that variable 'i' is uninitialised, something that breaks the
compilation.  Here no further checks are needed since variable
'found_spe' can only be true if variable 'i' has been initialised as
part of the for loop.

Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>

Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Jin Yao <yao.jin@linux.intel.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: linux-arm-kernel@lists.infradead.org
Link: http://lkml.kernel.org/r/1518467557-18505-4-git-send-email-mathieu.poirier@linaro.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

---
 tools/perf/arch/arm/util/auxtrace.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

-- 
2.14.3

Patch

diff --git a/tools/perf/arch/arm/util/auxtrace.c b/tools/perf/arch/arm/util/auxtrace.c
index 2323581b157d..fa639e3e52ac 100644
--- a/tools/perf/arch/arm/util/auxtrace.c
+++ b/tools/perf/arch/arm/util/auxtrace.c
@@ -68,7 +68,7 @@  struct auxtrace_record
 	bool found_spe = false;
 	static struct perf_pmu **arm_spe_pmus = NULL;
 	static int nr_spes = 0;
-	int i;
+	int i = 0;
 
 	if (!evlist)
 		return NULL;