Commit 210e812f authored Nov 18, 2013 by Namhyung Kim Committed by Arnaldo Carvalho de Melo Nov 19, 2013

perf header: Fix bogus group name



When processing event group descriptor in perf file header, we reuse an
allocated group name but forgot to prevent it from freeing.

Reported-by: Stephane Eranian <eranian@google.com>
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1384741244-7271-1-git-send-email-namhyung@kernel.org


Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

parent a5285ad9

tools/perf/util/header.c

+3 −1

Original line number	Diff line number	Diff line
		@@ -2078,8 +2078,10 @@ static int process_group_desc(struct perf_file_section *section __maybe_unused,
		if (evsel->idx == (int) desc[i].leader_idx) {
		evsel->leader = evsel;
		/* {anon_group} is a dummy name */
		if (strcmp(desc[i].name, "{anon_group}"))
		if (strcmp(desc[i].name, "{anon_group}")) {
		evsel->group_name = desc[i].name;
		desc[i].name = NULL;
		}
		evsel->nr_members = desc[i].nr_members;

		if (i >= nr_groups \|\| nr > 0) {