Do not try to connect to last.fm every second if the request fails, and server...

Do not try to connect to last.fm every second if the request fails, and server allows immediate retry

modules/misc/audioscrobbler.c

@@ -449,7 +449,7 @@ static void Main( intf_thread_t *p_this )
             net_Close( i_post_socket );
 
             /* record interval */
-            p_buffer_pos = strstr( ( char * ) p_buffer, "INTERVAL" );
+            p_buffer_pos = strstr( ( char * ) p_buffer, "INTERVAL " );
             if ( p_buffer_pos )
             {
                 time( &p_sys->time_next_exchange );
@@ -462,6 +462,8 @@ static void Main( intf_thread_t *p_this )
             {
                 /* woops, submission failed */
                 msg_Dbg( p_this, "%s", p_buffer_pos );
+                /* Buggy last.fm server sometimes return INTERVAL 1 */
+                p_sys->time_next_exchange += DEFAULT_INTERVAL;
                 vlc_mutex_unlock ( &p_sys->lock );
                 continue;
             }