Commit 763d7f5f authored Apr 20, 2014 by Masanari Iida Committed by Jiri Olsa Apr 23, 2014

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@gmail.com>
Link: http://lkml.kernel.org/r/1398091024-7901-1-git-send-email-standby24x7@gmail.com


Signed-off-by: Jiri Olsa <jolsa@redhat.com>

parent fd741edc

tools/perf/arch/x86/tests/dwarf-unwind.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -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;
		}