linux-kernel - [PATCH 13/13] perf stat: Use strerror

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Message-ID: <20140814022255.3545.81549.stgit@kbuild-fedora.novalocal>
Date:	Thu, 14 Aug 2014 02:22:55 +0000
From:	Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>
To:	Arnaldo Carvalho de Melo <acme@...nel.org>
Cc:	Naohiro Aota <naota@...sp.net>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	LKML <linux-kernel@...r.kernel.org>,
	Ingo Molnar <mingo@...hat.com>,
	Paul Mackerras <paulus@...ba.org>,
	Namhyung Kim <namhyung@...nel.org>
Subject: [PATCH 13/13] perf stat: Use strerror_r instead of strerror

Use strerror_r instead of strerror in error message
for thread-safety.

Signed-off-by: Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>
---
 tools/perf/builtin-stat.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c
index 3e80aa1..5fe0edb 100644
--- a/tools/perf/builtin-stat.c
+++ b/tools/perf/builtin-stat.c
@@ -593,7 +593,7 @@ static int __run_perf_stat(int argc, const char **argv)
 
 	if (perf_evlist__apply_filters(evsel_list)) {
 		error("failed to set filter with %d (%s)\n", errno,
-			strerror(errno));
+			strerror_r(errno, msg, sizeof(msg)));
 		return -1;
 	}
 

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