[gtk+] wayland: Don't clear revents until we've checked for G_IO_HUP

[Kristian Høgsberg <krh src gnome org>]

commit 99b78fdd7f21539a288bfe846542b633756ce163
Author: Kristian Høgsberg <krh bitplanet net>
Date:   Tue Jul 9 18:35:06 2013 -0400

    wayland: Don't clear revents until we've checked for G_IO_HUP
    
    https://bugzilla.gnome.org/show_bug.cgi?id=703892

 gdk/wayland/gdkeventsource.c |    8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)
---
diff --git a/gdk/wayland/gdkeventsource.c b/gdk/wayland/gdkeventsource.c
index cb335bd..4bcae9b 100644
--- a/gdk/wayland/gdkeventsource.c
+++ b/gdk/wayland/gdkeventsource.c
@@ -150,12 +150,12 @@ _gdk_wayland_display_queue_events (GdkDisplay *display)
 
   display_wayland = GDK_WAYLAND_DISPLAY (display);
   source = (GdkWaylandEventSource *) display_wayland->event_source;
+
   if (source->pfd.revents & G_IO_IN)
-    {
-       wl_display_dispatch(display_wayland->wl_display);
-       source->pfd.revents = 0;
-    }
+    wl_display_dispatch (display_wayland->wl_display);
 
   if (source->pfd.revents & (G_IO_ERR | G_IO_HUP))
     g_error ("Lost connection to wayland compositor");
+
+  source->pfd.revents = 0;
 }