diff options
Diffstat (limited to 'tools/perf/util/evlist.c')
-rw-r--r-- | tools/perf/util/evlist.c | 8 |
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]); |