mid_registrar: extra check for anchor ops

Fixes Coverity CID #180095
OpenSIPS · Nov 24, 2017 · 958a4df · 958a4df
1 parent 5dd573a
commit 958a4df
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/modules/mid_registrar/save.c b/modules/mid_registrar/save.c
@@ -1404,7 +1404,7 @@ static inline int save_restore_req_contacts(struct sip_msg *req, struct sip_msg*
 			len += sprintf(buf + len, "\r\n");
 
 		anchor = anchor_lump(rpl, rpl->unparsed - rpl->buf, 0);
-		if (insert_new_lump_after(anchor, buf, len, HDR_CONTACT_T) == NULL) {
+		if (!anchor || insert_new_lump_after(anchor, buf, len, HDR_CONTACT_T) == NULL) {
 			pkg_free(buf);
 			goto out_clear_err;
 		}