diff --git a/tools/perf/builtin-sched.c b/tools/perf/builtin-sched.c index 7fe3b3cb4cc8b1c24d7cca7ed0240795c4c7cd70..3261300c08f04bcb9d267fda7f57edddb2737df9 100644 --- a/tools/perf/builtin-sched.c +++ b/tools/perf/builtin-sched.c @@ -451,10 +451,12 @@ static int self_open_counters(void) fd = sys_perf_event_open(&attr, 0, -1, -1, perf_event_open_cloexec_flag()); - if (fd < 0) + if (fd < 0) { pr_err("Error: sys_perf_event_open() syscall returned " "with %d (%s)\n", fd, strerror_r(errno, sbuf, sizeof(sbuf))); + exit(EXIT_FAILURE); + } return fd; }