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-rw-r--r--tools/perf/util/probe-event.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/tools/perf/util/probe-event.c b/tools/perf/util/probe-event.c
index bc60ce49720b..fcfbef07b92d 100644
--- a/tools/perf/util/probe-event.c
+++ b/tools/perf/util/probe-event.c
@@ -213,9 +213,13 @@ static int convert_exec_to_group(const char *exec, char **result)
goto out;
}
- ptr2 = strpbrk(ptr1, "-._");
- if (ptr2)
- *ptr2 = '\0';
+ for (ptr2 = ptr1; ptr2 != '\0'; ptr2++) {
+ if (!isalnum(*ptr2) && *ptr2 != '_') {
+ *ptr2 = '\0';
+ break;
+ }
+ }
+
ret = e_snprintf(buf, 64, "%s_%s", PERFPROBE_GROUP, ptr1);
if (ret < 0)
goto out;