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@intel.com>
Link: http://lkml.kernel.org/r/53465E3E.8070201@intel.com
Signed-off-by: Jiri Olsa <jolsa@redhat.com>

diff --git a/tools/perf/tests/code-reading.c b/tools/perf/tests/code-reading.c
index 653a8fe2db951d0509d41c26aa11e82550207231..bfb186900ac0427ea5feff590f8055514c6652fa 100644 (file)
--- 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;