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-rw-r--r--tools/perf/util/parse-events.c15
1 files changed, 3 insertions, 12 deletions
diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c
index 448a13b52015..e5bc0fb016b2 100644
--- a/tools/perf/util/parse-events.c
+++ b/tools/perf/util/parse-events.c
@@ -467,7 +467,6 @@ parse_subsystem_tracepoint_event(char *sys_name, char *flags)
while ((evt_ent = readdir(evt_dir))) {
char event_opt[MAX_EVOPT_LEN + 1];
int len;
- unsigned int rem = MAX_EVOPT_LEN;
if (!strcmp(evt_ent->d_name, ".")
|| !strcmp(evt_ent->d_name, "..")
@@ -475,20 +474,12 @@ parse_subsystem_tracepoint_event(char *sys_name, char *flags)
|| !strcmp(evt_ent->d_name, "filter"))
continue;
- len = snprintf(event_opt, MAX_EVOPT_LEN, "%s:%s", sys_name,
- evt_ent->d_name);
+ len = snprintf(event_opt, MAX_EVOPT_LEN, "%s:%s%s%s", sys_name,
+ evt_ent->d_name, flags ? ":" : "",
+ flags ?: "");
if (len < 0)
return EVT_FAILED;
- rem -= len;
- if (flags) {
- if (rem < strlen(flags) + 1)
- return EVT_FAILED;
-
- strcat(event_opt, ":");
- strcat(event_opt, flags);
- }
-
if (parse_events(NULL, event_opt, 0))
return EVT_FAILED;
}