Do not try other protocols when ask to quit (mms).

modules/access/mms/mms.c

@@ -138,6 +138,9 @@ static int Open( vlc_object_t *p_this )
 
     if( MMSTUOpen ( p_access ) )
     {
+        if( p_access->b_die )
+            return VLC_EGENERIC;
+
         /* try mmsh if mmstu failed */
         return  MMSHOpen ( p_access );
     }

modules/access/mms/mmstu.c

@@ -155,6 +155,7 @@ int  MMSTUOpen( access_t *p_access )
     {   /* first try with TCP and then UDP*/
         if( ( i_status = MMSOpen( p_access, &p_sys->url, MMS_PROTO_TCP ) ) )
         {
+            if( !p_access->b_die )
                 i_status = MMSOpen( p_access, &p_sys->url, MMS_PROTO_UDP );
         }
     }