notebook: Don't crash on drags not coming from a notebook

This commit is contained in:
Benjamin Otte
2020-03-05 06:58:12 +01:00
parent fdd4630952
commit 4e88d5a7cf

View File

@@ -3359,7 +3359,7 @@ gtk_notebook_drag_drop (GtkDropTarget *dest,
source = drag ? g_object_get_data (G_OBJECT (drag), "gtk-notebook-drag-origin") : NULL;
if (!gtk_notebook_can_drag_from (self, source, source->priv->cur_page))
if (!source || !gtk_notebook_can_drag_from (self, source, source->priv->cur_page))
return FALSE;
self->priv->mouse_x = x;