diff --git a/kernel/trace/trace_events_hist.c b/kernel/trace/trace_events_hist.c
index 42b89171134d..f39fa8942673 100644
--- a/kernel/trace/trace_events_hist.c
+++ b/kernel/trace/trace_events_hist.c
@@ -6812,7 +6812,6 @@ static void hist_unreg_all(struct trace_event_file *file)
 	struct event_trigger_data *test, *n;
 	struct hist_trigger_data *hist_data;
 	struct synth_event *se;
-	const char *se_name;
 
 	lockdep_assert_held(&event_mutex);
 
@@ -6825,8 +6824,7 @@ static void hist_unreg_all(struct trace_event_file *file)
 			list_del_rcu(&test->list);
 			trace_event_trigger_enable_disable(file, 0);
 
-			se_name = trace_event_name(file->event_call);
-			se = find_synth_event(se_name);
+			se = find_synth_event_call(file->event_call);
 			if (se)
 				se->ref--;
 
@@ -6850,7 +6848,6 @@ static int event_hist_trigger_parse(struct event_command *cmd_ops,
 	struct hist_trigger_data *hist_data;
 	char *param, *filter, *p, *start;
 	struct synth_event *se;
-	const char *se_name;
 	bool remove;
 	int ret = 0;
 
@@ -6944,8 +6941,7 @@ static int event_hist_trigger_parse(struct event_command *cmd_ops,
 		}
 
 		event_trigger_unregister(cmd_ops, file, glob+1, trigger_data);
-		se_name = trace_event_name(file->event_call);
-		se = find_synth_event(se_name);
+		se = find_synth_event_call(file->event_call);
 		if (se)
 			se->ref--;
 		ret = 0;
@@ -6980,8 +6976,7 @@ static int event_hist_trigger_parse(struct event_command *cmd_ops,
 	if (ret)
 		goto out_unreg;
 
-	se_name = trace_event_name(file->event_call);
-	se = find_synth_event(se_name);
+	se = find_synth_event_call(file->event_call);
 	if (se)
 		se->ref++;
  out:
diff --git a/kernel/trace/trace_events_synth.c b/kernel/trace/trace_events_synth.c
index dc15658a887c..e2870212e58d 100644
--- a/kernel/trace/trace_events_synth.c
+++ b/kernel/trace/trace_events_synth.c
@@ -914,6 +914,16 @@ struct synth_event *find_synth_event(const char *name)
 	return NULL;
 }
 
+struct synth_event *find_synth_event_call(struct trace_event_call *call)
+{
+	struct synth_event *se;
+	const char *name;
+
+	name = trace_event_name(call);
+	se = find_synth_event(name);
+	return se && &se->call == call ? se : NULL;
+}
+
 static struct trace_event_fields synth_event_fields_array[] = {
 	{ .type = TRACE_FUNCTION_TYPE,
 	  .define_fields = synth_event_define_fields },
diff --git a/kernel/trace/trace_synth.h b/kernel/trace/trace_synth.h
index 43f6fb6078db..d4ebf01b7049 100644
--- a/kernel/trace/trace_synth.h
+++ b/kernel/trace/trace_synth.h
@@ -37,5 +37,6 @@ struct synth_event {
 };
 
 extern struct synth_event *find_synth_event(const char *name);
+extern struct synth_event *find_synth_event_call(struct trace_event_call *call);
 
 #endif /* __TRACE_SYNTH_H */