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-rw-r--r--tools/perf/util/probe-event.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/tools/perf/util/probe-event.c b/tools/perf/util/probe-event.c
index 4d2e22f8bd94..c93daccec755 100644
--- a/tools/perf/util/probe-event.c
+++ b/tools/perf/util/probe-event.c
@@ -2609,6 +2609,14 @@ static int get_new_event_name(char *buf, size_t len, const char *base,
out:
free(nbase);
+
+ /* Final validation */
+ if (ret >= 0 && !is_c_func_name(buf)) {
+ pr_warning("Internal error: \"%s\" is an invalid event name.\n",
+ buf);
+ ret = -EINVAL;
+ }
+
return ret;
}