Fix invalid return

src/input/input.c

@@ -266,7 +266,7 @@ input_thread_t *__input_CreateThread( vlc_object_t *p_parent,
  * \param p_parent a vlc_object
  * \param p_item an input item
  * \param b_block should we block until read is finished ?
- * \return the input object id if non blocking, 0 else
+ * \return the input object id if non blocking, an error code else
  */
 int __input_Read( vlc_object_t *p_parent, input_item_t *p_item,
                    vlc_bool_t b_block )
@@ -280,7 +280,7 @@ int __input_Read( vlc_object_t *p_parent, input_item_t *p_item,
     if( b_block )
     {
         RunAndClean( p_input );
-        return 0;
+        return VLC_SUCCESS;
     }
     else
     {
@@ -290,7 +290,7 @@ int __input_Read( vlc_object_t *p_parent, input_item_t *p_item,
             msg_Err( p_input, "cannot create input thread" );
             vlc_object_detach( p_input );
             vlc_object_destroy( p_input );
-            return;
+            return VLC_EGENERIC;
         }
     }
     return p_input->i_object_id;