linux-kernel - [PATCH 20/21] perf header: Fix memory leak for the "Not caching a kptr

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Message-Id: <1359557222-17547-21-git-send-email-acme@infradead.org>
Date:	Wed, 30 Jan 2013 11:47:01 -0300
From:	Arnaldo Carvalho de Melo <acme@...radead.org>
To:	Ingo Molnar <mingo@...nel.org>
Cc:	linux-kernel@...r.kernel.org,
	Thomas Jarosch <thomas.jarosch@...ra2net.com>,
	Arnaldo Carvalho de Melo <acme@...hat.com>
Subject: [PATCH 20/21] perf header: Fix memory leak for the "Not caching a kptr_restrict'ed /proc/kallsyms" case

From: Thomas Jarosch <thomas.jarosch@...ra2net.com>

cppcheck reported:
[util/header.c:316]: (error) Memory leak: filename
[util/header.c:316]: (error) Memory leak: linkname

Signed-off-by: Thomas Jarosch <thomas.jarosch@...ra2net.com>
Link: http://lkml.kernel.org/r/9377388.0eFDp53iW6@storm
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/perf/util/header.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c
index e17a8fe..7b24cf3 100644
--- a/tools/perf/util/header.c
+++ b/tools/perf/util/header.c
@@ -313,7 +313,8 @@ int build_id_cache__add_s(const char *sbuild_id, const char *debugdir,
 	if (is_kallsyms) {
 		if (symbol_conf.kptr_restrict) {
 			pr_debug("Not caching a kptr_restrict'ed /proc/kallsyms\n");
-			return 0;
+			err = 0;
+			goto out_free;
 		}
 		realname = (char *) name;
 	} else
-- 
1.8.1.1.361.gec3ae6e

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