Commit-ID: 763d7f5f2718f085bab5a9e63308349728f3ad12
Gitweb: http://git.kernel.org/tip/763d7f5f2718f085bab5a9e63308349728f3ad12
Author: Masanari Iida <standby24x7@xxxxxxxxx>
AuthorDate: Sun, 20 Apr 2014 00:16:41 +0900
Committer: Jiri Olsa <jolsa@xxxxxxxxxx>
CommitDate: Wed, 23 Apr 2014 13:19:01 +0200
perf tests x86: Fix memory leak in sample_ustack()
The buf is not freed, when kernel failed to get stack map
and return.
Signed-off-by: Masanari Iida <standby24x7@xxxxxxxxx>
Link: http://lkml.kernel.org/r/1398091024-7901-1-git-send-email-standby24x7@xxxxxxxxx
Signed-off-by: Jiri Olsa <jolsa@xxxxxxxxxx>
---
tools/perf/arch/x86/tests/dwarf-unwind.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/tools/perf/arch/x86/tests/dwarf-unwind.c b/tools/perf/arch/x86/tests/dwarf-unwind.c
index b602ad9..b8c0102 100644
--- a/tools/perf/arch/x86/tests/dwarf-unwind.c
+++ b/tools/perf/arch/x86/tests/dwarf-unwind.c
@@ -26,6 +26,7 @@ static int sample_ustack(struct perf_sample *sample,
map = map_groups__find(&thread->mg, MAP__FUNCTION, (u64) sp);
if (!map) {
pr_debug("failed to get stack map\n");
+ free(buf);
return -1;
}
--
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