backend/wayland: remove unnecessary flags from event source
wl_event_loop_add_fd only accepts READABLE and WRITABLE. ERROR and
HANGUP are always implicitly enabled.
@@ -306,8 +306,7 @@ struct wlr_backend *wlr_wl_backend_create(struct wl_display *display,
struct wl_event_loop *loop = wl_display_get_event_loop(wl->local_display);
int fd = wl_display_get_fd(wl->remote_display);
- int events = WL_EVENT_READABLE | WL_EVENT_ERROR | WL_EVENT_HANGUP;
- wl->remote_display_src = wl_event_loop_add_fd(loop, fd, events,
+ wl->remote_display_src = wl_event_loop_add_fd(loop, fd, WL_EVENT_READABLE,
dispatch_events, wl);
if (!wl->remote_display_src) {
wlr_log(WLR_ERROR, "Failed to create event source");
