wayland: fix memleak in output listener
diff --git a/src/video/wayland/SDL_waylandvideo.c b/src/video/wayland/SDL_waylandvideo.c
index 01e5530..1cd67aa 100644
--- a/src/video/wayland/SDL_waylandvideo.c
+++ b/src/video/wayland/SDL_waylandvideo.c
@@ -391,6 +391,7 @@ display_handle_done(void *data,
driverdata->placeholder.driverdata = driverdata;
SDL_AddVideoDisplay(&driverdata->placeholder, SDL_FALSE);
+ SDL_free(driverdata->placeholder.name);
SDL_zero(driverdata->placeholder);
}