From: Arnaldo Carvalho de Melo <acme@redhat.com>
Date: Wed, 12 Apr 2023 13:23:35 +0000 (-0300)
Subject: perf pmu: zfree() expects a pointer to a pointer to zero it after freeing its contents
X-Git-Tag: v6.2.16~141
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=29fa34378482abf3649cb73bdbf730e0825a7706;p=thirdparty%2Fkernel%2Fstable.git

perf pmu: zfree() expects a pointer to a pointer to zero it after freeing its contents

[ Upstream commit 57f14b5ae1a97537f2abd2828ee7212cada7036e ]

An audit showed just this one problem with zfree(), fix it.

Fixes: 9fbc61f832ebf432 ("perf pmu: Add support for PMU capabilities")
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---

diff --git a/tools/perf/util/pmu.c b/tools/perf/util/pmu.c
index 2bdeb89352e7a..be49be366c05c 100644
--- a/tools/perf/util/pmu.c
+++ b/tools/perf/util/pmu.c
@@ -1833,7 +1833,7 @@ static int perf_pmu__new_caps(struct list_head *list, char *name, char *value)
 	return 0;
 
 free_name:
-	zfree(caps->name);
+	zfree(&caps->name);
 free_caps:
 	free(caps);