1 files changed, 4 insertions, 2 deletions

diff --git a/tools/perf/tests/sw-clock.c b/tools/perf/tests/sw-clock.c
index 983d6b8562a8..1aa21c90731b 100644
--- a/tools/perf/tests/sw-clock.c
+++ b/tools/perf/tests/sw-clock.c
@@ -22,6 +22,7 @@ static int __test__sw_clock_freq(enum perf_sw_ids clock_id)
         volatile int tmp = 0;
         u64 total_periods = 0;
         int nr_samples = 0;
+        char sbuf[STRERR_BUFSIZE];
         union perf_event *event;
         struct perf_evsel *evsel;
         struct perf_evlist *evlist;
@@ -62,14 +63,15 @@ static int __test__sw_clock_freq(enum perf_sw_ids clock_id)
 
                 err = -errno;
                 pr_debug("Couldn't open evlist: %s\nHint: check %s, using %" PRIu64 " in this test.\n",
-                         strerror(errno), knob, (u64)attr.sample_freq);
+                         strerror_r(errno, sbuf, sizeof(sbuf)),
+                         knob, (u64)attr.sample_freq);
                 goto out_delete_evlist;
         }
 
         err = perf_evlist__mmap(evlist, 128, true);
         if (err < 0) {
                 pr_debug("failed to mmap event: %d (%s)\n", errno,
-                         strerror(errno));
+                         strerror_r(errno, sbuf, sizeof(sbuf)));
                 goto out_delete_evlist;
         }