uid_uri_db: safer check for accessing to header

diff --git a/src/modules/uid_uri_db/uid_uri_db_mod.c b/src/modules/uid_uri_db/uid_uri_db_mod.c
index 4e5771f..dba6454 100644 (file)
--- a/src/modules/uid_uri_db/uid_uri_db_mod.c
+++ b/src/modules/uid_uri_db/uid_uri_db_mod.c
@@ -238,14 +238,14 @@ static int lookup_uid(struct sip_msg* msg, long id, int store)
        } else if (id == USE_TO) {
                get_to_did(&did, msg);
                if (!msg->to) {
-                       if (parse_headers( msg, HDR_TO_F, 0 )==-1) {
+                       if (parse_headers(msg, HDR_TO_F, 0)==-1 || !msg->to) {
                                ERR("unable to parse To header\n");
                                return -1;
                        }
                }
                to = get_to(msg);
                if (!to) {
-                       LOG(L_ERR, "uri_db:lookup_uid: Unable to get To username\n");
+                       LOG(L_ERR, "uri_db:lookup_uid: Unable to get To body\n");
                        return -1;
                }
                if (parse_uri(to->uri.s, to->uri.len, &puri) < 0) {