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-rw-r--r--tools/perf/util/probe-event.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/tools/perf/util/probe-event.c b/tools/perf/util/probe-event.c
index ac15ff780009..bf39c23b275d 100644
--- a/tools/perf/util/probe-event.c
+++ b/tools/perf/util/probe-event.c
@@ -1881,7 +1881,7 @@ static struct strlist *get_probe_trace_command_rawlist(int fd)
p[idx] = '\0';
ret = strlist__add(sl, buf);
if (ret < 0) {
- pr_debug("strlist__add failed: %s\n", strerror(-ret));
+ pr_debug("strlist__add failed (%d)\n", ret);
strlist__delete(sl);
return NULL;
}
@@ -1940,7 +1940,7 @@ static int __show_perf_probe_events(int fd, bool is_kprobe)
rawlist = get_probe_trace_command_rawlist(fd);
if (!rawlist)
- return -ENOENT;
+ return -ENOMEM;
strlist__for_each(ent, rawlist) {
ret = parse_probe_trace_command(ent->s, &tev);
@@ -2007,6 +2007,8 @@ static struct strlist *get_probe_trace_event_names(int fd, bool include_group)
memset(&tev, 0, sizeof(tev));
rawlist = get_probe_trace_command_rawlist(fd);
+ if (!rawlist)
+ return NULL;
sl = strlist__new(true, NULL);
strlist__for_each(ent, rawlist) {
ret = parse_probe_trace_command(ent->s, &tev);
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