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-rw-r--r--tools/perf/util/evlist.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c
index 3cebc9a8d52e..5fc7bd42c803 100644
--- a/tools/perf/util/evlist.c
+++ b/tools/perf/util/evlist.c
@@ -1276,8 +1276,14 @@ int perf_evlist__prepare_workload(struct perf_evlist *evlist, struct target *tar
sigaction(SIGUSR1, &act, NULL);
}
- if (target__none(target))
+ if (target__none(target)) {
+ if (evlist->threads == NULL) {
+ fprintf(stderr, "FATAL: evlist->threads need to be set at this point (%s:%d).\n",
+ __func__, __LINE__);
+ goto out_close_pipes;
+ }
evlist->threads->map[0] = evlist->workload.pid;
+ }
close(child_ready_pipe[1]);
close(go_pipe[0]);