linux-kernel - [tip:perf/urgent] perf tools: Future-proof thread

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Date:	Fri, 26 Jun 2015 01:43:47 -0700
From:	tip-bot for Arnaldo Carvalho de Melo <tipbot@...or.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, namhyung@...nel.org,
	ak@...ux.intel.com, hpa@...or.com, dsahern@...il.com,
	tglx@...utronix.de, acme@...hat.com, jolsa@...nel.org,
	mingo@...nel.org, adrian.hunter@...el.com, a.p.zijlstra@...llo.nl,
	eranian@...gle.com
Subject: [tip:perf/urgent] perf tools:
  Future-proof thread_map allocation size calculation

Commit-ID:  060664f3b9dff37860e48b5158e8429b2467e526
Gitweb:     http://git.kernel.org/tip/060664f3b9dff37860e48b5158e8429b2467e526
Author:     Arnaldo Carvalho de Melo <acme@...hat.com>
AuthorDate: Thu, 25 Jun 2015 14:48:49 -0300
Committer:  Arnaldo Carvalho de Melo <acme@...hat.com>
CommitDate: Thu, 25 Jun 2015 15:15:49 -0300

perf tools: Future-proof thread_map allocation size calculation

Signed-off-by: Jiri Olsa <jolsa@...nel.org>
Cc: Adrian Hunter <adrian.hunter@...el.com>
Cc: Andi Kleen <ak@...ux.intel.com>
Cc: David Ahern <dsahern@...il.com>
Cc: Namhyung Kim <namhyung@...nel.org>
Cc: Peter Zijlstra <a.p.zijlstra@...llo.nl>
Cc: Stephane Eranian <eranian@...gle.com>
Link: http://lkml.kernel.org/r/20150625174840.GH3253@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/perf/util/thread_map.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/perf/util/thread_map.c b/tools/perf/util/thread_map.c
index 8c3c3a0..920136d 100644
--- a/tools/perf/util/thread_map.c
+++ b/tools/perf/util/thread_map.c
@@ -22,7 +22,7 @@ static int filter(const struct dirent *dir)
 
 static struct thread_map *thread_map__realloc(struct thread_map *map, int nr)
 {
-	size_t size = sizeof(*map) + sizeof(pid_t) * nr;
+	size_t size = sizeof(*map) + sizeof(map->map[0]) * nr;
 
 	return realloc(map, size);
 }
--
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