podcast: be more tolerant with faulty feeds, so just ignore invalid items...

podcast: be more tolerant with faulty feeds, so just ignore invalid items instead of refusing to the list the entire feed (close #8970)

modules/demux/playlist/podcast.c

@@ -230,8 +230,24 @@ static int Demux( demux_t *p_demux )
                 {
                     if( psz_item_mrl == NULL )
                     {
-                        msg_Err( p_demux, "invalid XML (no enclosure markup)" );
-                        goto error;
+                        if (psz_item_name)
+                            msg_Warn( p_demux, "invalid XML item, skipping %s",
+                                      psz_item_name );
+                        else
+                            msg_Warn( p_demux, "invalid XML item, skipped" );
+                        FREENULL( psz_item_name );
+                        FREENULL( psz_item_size );
+                        FREENULL( psz_item_type );
+                        FREENULL( psz_item_date );
+                        FREENULL( psz_item_author );
+                        FREENULL( psz_item_category );
+                        FREENULL( psz_item_duration );
+                        FREENULL( psz_item_keywords );
+                        FREENULL( psz_item_subtitle );
+                        FREENULL( psz_item_summary );
+                        FREENULL( psz_art_url );
+                        FREENULL( psz_elname );
+                        continue;
                     }
 
                     p_input = input_item_New( psz_item_mrl, psz_item_name );