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-rw-r--r--tools/perf/tests/rdpmc.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/tools/perf/tests/rdpmc.c b/tools/perf/tests/rdpmc.c
index c04d1f268576..d31f2c4d9f64 100644
--- a/tools/perf/tests/rdpmc.c
+++ b/tools/perf/tests/rdpmc.c
@@ -100,6 +100,7 @@ static int __test__rdpmc(void)
};
u64 delta_sum = 0;
struct sigaction sa;
+ char sbuf[STRERR_BUFSIZE];
sigfillset(&sa.sa_mask);
sa.sa_sigaction = segfault_handler;
@@ -109,14 +110,15 @@ static int __test__rdpmc(void)
perf_event_open_cloexec_flag());
if (fd < 0) {
pr_err("Error: sys_perf_event_open() syscall returned "
- "with %d (%s)\n", fd, strerror(errno));
+ "with %d (%s)\n", fd,
+ strerror_r(errno, sbuf, sizeof(sbuf)));
return -1;
}
addr = mmap(NULL, page_size, PROT_READ, MAP_SHARED, fd, 0);
if (addr == (void *)(-1)) {
pr_err("Error: mmap() syscall returned with (%s)\n",
- strerror(errno));
+ strerror_r(errno, sbuf, sizeof(sbuf)));
goto out_close;
}