Fix playlist unable to terminate (Closes:#829)

modules/demux/playlist/asx.c

@@ -493,7 +493,7 @@ static int Demux( demux_t *p_demux )
 #endif
     }
     HANDLE_PLAY_AND_RELEASE;
-    return VLC_SUCCESS;
+    return -1; /* Needed for correct operation of go back */
 }
 
 static int Control( demux_t *p_demux, int i_query, va_list args )

modules/demux/playlist/b4s.c

@@ -290,7 +290,7 @@ static int Demux( demux_t *p_demux )
     }
 
     HANDLE_PLAY_AND_RELEASE;
-    return VLC_SUCCESS;
+    return -1; /* Needed for correct operation of go back */
 }
 
 static int Control( demux_t *p_demux, int i_query, va_list args )

modules/demux/playlist/dvb.c

@@ -128,7 +128,7 @@ static int Demux( demux_t *p_demux )
     }
 
     HANDLE_PLAY_AND_RELEASE;
-    return VLC_SUCCESS;
+    return -1; /* Needed for correct operation of go back */
 }
 
 static struct

modules/demux/playlist/gvp.c

@@ -228,7 +228,7 @@ static int Demux( demux_t *p_demux )
 
     p_sys->p_playlist = NULL;
 
-    return VLC_SUCCESS;
+    return -1; /* Needed for correct operation of go back */
 }
 
 static int Control( demux_t *p_demux, int i_query, va_list args )

modules/demux/playlist/m3u.c

@@ -197,7 +197,7 @@ static int Demux( demux_t *p_demux )
         }
     }
     HANDLE_PLAY_AND_RELEASE;
-    return VLC_SUCCESS;
+    return -1; /* Needed for correct operation of go back */
 }
 
 static int Control( demux_t *p_demux, int i_query, va_list args )

modules/demux/playlist/pls.c

@@ -228,7 +228,7 @@ static int Demux( demux_t *p_demux )
     }
 
     HANDLE_PLAY_AND_RELEASE;
-    return VLC_SUCCESS;
+    return -1; /* Needed for correct operation of go back */
 }
 
 static int Control( demux_t *p_demux, int i_query, va_list args )

modules/demux/playlist/podcast.c

@@ -325,7 +325,7 @@ static int Demux( demux_t *p_demux )
     }
 
     HANDLE_PLAY_AND_RELEASE;
-    return VLC_SUCCESS;
+    return -1; /* Needed for correct operation of go back */
 }
 
 static int Control( demux_t *p_demux, int i_query, va_list args )

modules/demux/playlist/qtl.c

@@ -383,7 +383,7 @@ static int Demux( demux_t *p_demux )
     FREE( psz_src );
     FREE( psz_mimetype );
 
-    return VLC_SUCCESS;
+    return -1; /* Needed for correct operation of go back */
 }
 
 static int Control( demux_t *p_demux, int i_query, va_list args )

modules/demux/playlist/sgimb.c

@@ -409,7 +409,7 @@ static int Demux ( demux_t *p_demux )
     playlist_BothAddInput( p_playlist, p_child, p_item_in_category,
                            PLAYLIST_APPEND, PLAYLIST_END );
     HANDLE_PLAY_AND_RELEASE
-    return VLC_SUCCESS;
+    return -1; /* Needed for correct operation of go back */
 }
 
 static int Control( demux_t *p_demux, int i_query, va_list args )

modules/demux/playlist/shoutcast.c

@@ -152,7 +152,7 @@ static int Demux( demux_t *p_demux )
 
     HANDLE_PLAY_AND_RELEASE;
     p_sys->p_playlist = NULL;
-    return VLC_SUCCESS;
+    return -1; /* Needed for correct operation of go back */
 }
 
 #define GET_VALUE( a ) \

modules/demux/playlist/xspf.c

@@ -124,7 +124,7 @@ int Demux( demux_t *p_demux )
         xml_ReaderDelete( p_xml, p_xml_reader );
     if( p_xml )
         xml_Delete( p_xml );
-    return VLC_SUCCESS;
+    return -1; /* Needed for correct operation of go back */
 }
 
 /** \brief dummy function for demux callback interface */