From 578d032c3646f2c3ee4be8b8ebdfe89418ef71ce Mon Sep 17 00:00:00 2001
From: Peter Hutterer <peter.hutterer@who-t.net>
Date: Fri, 11 Nov 2016 15:28:50 +1000
Subject: [PATCH xserver] Xi: when creating a new master device, update barries
 for all clients

The previous code only worked when the barrier was created by the same client
as the one calling XIChangeDeviceHierarchy.

http://bugzilla.redhat.com/show_bug.cgi?id=1384432

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
---
 Xi/xichangehierarchy.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/Xi/xichangehierarchy.c b/Xi/xichangehierarchy.c
index 8d5b577..f2b7785 100644
--- a/Xi/xichangehierarchy.c
+++ b/Xi/xichangehierarchy.c
@@ -194,7 +194,8 @@ add_master(ClientPtr client, xXIAddMasterInfo * c, int flags[MAXDEVICES])
     flags[XTestptr->id] |= XISlaveAttached;
     flags[XTestkeybd->id] |= XISlaveAttached;
 
-    XIBarrierNewMasterDevice(client, ptr->id);
+    for (int i = 0; i < currentMaxClients; i++)
+        XIBarrierNewMasterDevice(clients[i], ptr->id);
 
  unwind:
     free(name);
@@ -300,7 +301,8 @@ remove_master(ClientPtr client, xXIRemoveMasterInfo * r, int flags[MAXDEVICES])
         }
     }
 
-    XIBarrierRemoveMasterDevice(client, ptr->id);
+    for (int i = 0; i < currentMaxClients; i++)
+        XIBarrierRemoveMasterDevice(clients[i], ptr->id);
 
     /* disable the remove the devices, XTest devices must be done first
        else the sprites they rely on will be destroyed  */
-- 
2.9.3