When fail to mmap events in task exit case, it misses to set 'err' to -1; thus the testing will not report failure for it.
This patch sets 'err' to -1 when fails to mmap events, thus Perf tool can report correct result. Signed-off-by: Leo Yan <leo....@linaro.org> --- tools/perf/tests/task-exit.c | 1 + 1 file changed, 1 insertion(+) diff --git a/tools/perf/tests/task-exit.c b/tools/perf/tests/task-exit.c index bce3a4cb4c89..ca0a6ca43b13 100644 --- a/tools/perf/tests/task-exit.c +++ b/tools/perf/tests/task-exit.c @@ -110,6 +110,7 @@ int test__task_exit(struct test *test __maybe_unused, int subtest __maybe_unused if (evlist__mmap(evlist, 128) < 0) { pr_debug("failed to mmap events: %d (%s)\n", errno, str_error_r(errno, sbuf, sizeof(sbuf))); + err = -1; goto out_delete_evlist; } -- 2.17.1