Fixed crash if send_subscribe fails early

In that case presentity is still NULL, check for it
OpenSIPS · Aug 7, 2013 · 6e3b16e · 6e3b16e
1 parent 1ee176a
commit 6e3b16e
Showing 1 changed file with 7 additions and 2 deletions.
diff --git a/modules/pua/send_subscribe.c b/modules/pua/send_subscribe.c
@@ -564,8 +564,13 @@ void subs_cback_func(struct cell *t, int cb_type, struct tmcb_params *ps)
 error:
 	if(hentity)
 	{
-		if(presentity->extra_headers.s) shm_free(presentity->extra_headers.s);
-		if(presentity->remote_contact.s) shm_free(presentity->remote_contact.s);
+	        if(presentity)
+	        {
+		        if(presentity->extra_headers.s)
+		                shm_free(presentity->extra_headers.s);
+		        if(presentity->remote_contact.s)
+		                shm_free(presentity->remote_contact.s);
+	        }
 		shm_free(hentity);
 		hentity= NULL;
 	}