From 676447190190d8546165e21be242cf16dd69f5ae Mon Sep 17 00:00:00 2001
From: Peter Hutterer <peter.hutterer@who-t.net>
Date: Wed, 17 Oct 2012 14:13:29 +1000
Subject: [PATCH] Xi: don't deliver TouchEnd to a client waiting for
 TouchBegin (#55738)

If a client is still waiting for the TouchBegin, don't deliver a TouchEnd
event.

X.Org Bug 55738 <http://bugs.freedesktop.org/show_bug.cgi?id=55738>

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Tested-by: Thomas Jaeger <thjaeger@gmail.com>
Reviewed-by: Keith Packard <keithp@keithp.com>
---
 Xi/exevents.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Xi/exevents.c b/Xi/exevents.c
index 6ed4991..4cbeb37 100644
--- a/Xi/exevents.c
+++ b/Xi/exevents.c
@@ -1862,6 +1862,11 @@ DeliverTouchEndEvent(DeviceIntPtr dev, TouchPointInfoPtr ti, InternalEvent *ev,
         goto out;
     }
 
+    if (listener->state == LISTENER_AWAITING_BEGIN) {
+        listener->state = LISTENER_HAS_END;
+        goto out;
+    }
+
     /* Event in response to reject */
     if (ev->device_event.flags & TOUCH_REJECT) {
         if (listener->state != LISTENER_HAS_END)
-- 
1.7.11.7