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-rw-r--r--tools/perf/util/probe-event.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/tools/perf/util/probe-event.c b/tools/perf/util/probe-event.c
index d8bb616ff57c..d05b77cf35f7 100644
--- a/tools/perf/util/probe-event.c
+++ b/tools/perf/util/probe-event.c
@@ -1084,6 +1084,8 @@ static int parse_perf_probe_point(char *arg, struct perf_probe_event *pev)
*
* TODO:Group name support
*/
+ if (!arg)
+ return -EINVAL;
ptr = strpbrk(arg, ";=@+%");
if (ptr && *ptr == '=') { /* Event name */