diff --git a/tools/perf/util/map.c b/tools/perf/util/map.c
index 28d484e..ee71efb 100644
--- a/tools/perf/util/map.c
+++ b/tools/perf/util/map.c
@@ -926,10 +926,8 @@
 		rc = strcmp(m->dso->short_name, map->dso->short_name);
 		if (rc < 0)
 			p = &(*p)->rb_left;
-		else if (rc  > 0)
-			p = &(*p)->rb_right;
 		else
-			return;
+			p = &(*p)->rb_right;
 	}
 	rb_link_node(&map->rb_node_name, parent, p);
 	rb_insert_color(&map->rb_node_name, &maps->names);