objects: vlc_object_yield() returns the yield()-ed object for convenience.

include/vlc_objects.h

@@ -84,7 +84,7 @@ __attribute__((deprecated))
 #endif
 VLC_EXPORT( void *, __vlc_object_find, ( vlc_object_t *, int, int ) );
 VLC_EXPORT( vlc_object_t *, vlc_object_find_name, ( vlc_object_t *, const char *, int ) );
-VLC_EXPORT( void, __vlc_object_yield, ( vlc_object_t * ) );
+VLC_EXPORT( void *, __vlc_object_yield, ( vlc_object_t * ) );
 VLC_EXPORT( void, __vlc_object_release, ( vlc_object_t * ) );
 VLC_EXPORT( vlc_list_t *, __vlc_list_find, ( vlc_object_t *, int, int ) );
 VLC_EXPORT( vlc_list_t *, __vlc_list_children, ( vlc_object_t * ) );

src/misc/objects.c

@@ -613,7 +613,7 @@ vlc_object_t *vlc_object_find_name( vlc_object_t *p_this,
 /**
  * Increment an object reference counter.
  */
-void __vlc_object_yield( vlc_object_t *p_this )
+void * __vlc_object_yield( vlc_object_t *p_this )
 {
     vlc_object_internals_t *internals = vlc_internals( p_this );
 
@@ -623,6 +623,7 @@ void __vlc_object_yield( vlc_object_t *p_this )
     /* Increment the counter */
     internals->i_refcount++;
     vlc_spin_unlock( &internals->ref_spin );
+    return p_this;
 }
 
 /*****************************************************************************