route: fix another crash related to f07048c

(cherry picked from commit 242598f)
OpenSIPS · Aug 31, 2023 · 3aaf534 · 3aaf534
1 parent 461d92c
commit 3aaf534
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/route.c b/route.c
@@ -300,6 +300,9 @@ void unref_script_route(struct script_route_ref *ref)
 
 int update_script_route_ref(struct script_route_ref *ref)
 {
+	if (!ref)
+		return;
+
 	LM_DBG("updating %p [%.*s], idx=%d, ver/cnt %d\n",
 		ref, ref->name.len, ref->name.s, ref->idx, ref->u.version);