[tip:perf/urgent] perf tools: Fix double free in perf test 21 ( code-reading.c)

[tip-bot for Adrian Hunter]

Commit-ID:  ae450a7d054cd1fe8d003a085858ca5b90cc74d9
Gitweb:     http://git.kernel.org/tip/ae450a7d054cd1fe8d003a085858ca5b90cc74d9
Author:     Adrian Hunter <adrian.hunter@xxxxxxxxx>
AuthorDate: Thu, 10 Apr 2014 12:02:54 +0300
Committer:  Jiri Olsa <jolsa@xxxxxxxxxx>
CommitDate: Tue, 15 Apr 2014 13:57:14 +0200

perf tools: Fix double free in perf test 21 (code-reading.c)

perf_evlist__delete() deletes attached cpu and thread maps
but the test is still using them, so remove them from the
evlist before deleting it.

Signed-off-by: Adrian Hunter <adrian.hunter@xxxxxxxxx>
Link: http://lkml.kernel.org/r/53465E3E.8070201@xxxxxxxxx
Signed-off-by: Jiri Olsa <jolsa@xxxxxxxxxx>
---
 tools/perf/tests/code-reading.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tools/perf/tests/code-reading.c b/tools/perf/tests/code-reading.c
index 653a8fe..bfb1869 100644
--- a/tools/perf/tests/code-reading.c
+++ b/tools/perf/tests/code-reading.c
@@ -504,6 +504,7 @@ static int do_test_code_reading(bool try_kcore)
 		if (ret < 0) {
 			if (!excl_kernel) {
 				excl_kernel = true;
+				perf_evlist__set_maps(evlist, NULL, NULL);
 				perf_evlist__delete(evlist);
 				evlist = NULL;
 				continue;
--
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