[PATCH] xkb: ignore floating slave devices when updating from master (#81885)

[Peter Hutterer]

ping?

On Mon, Aug 04, 2014 at 10:47:03AM +1000, Peter Hutterer wrote:
> Introduced in 45fb3a934dc0db51584aba37c2f9d73deff9191d. When a device is
> enabled, the master's locked state is pushed to the slave. If the device is
> floating, no master exists and we triggered a NULL-pointer dereference 
> in XkbPushLockedStateToSlaves.
> 
> X.Org Bug 81885 <http://bugs.freedesktop.org/show_bug.cgi?id=81885>
> 
> Signed-off-by: Peter Hutterer <peter.hutterer at who-t.net>
> ---
>  dix/devices.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/dix/devices.c b/dix/devices.c
> index 7f079ff..9e1c546 100644
> --- a/dix/devices.c
> +++ b/dix/devices.c
> @@ -416,7 +416,7 @@ EnableDevice(DeviceIntPtr dev, BOOL sendevent)
>          XISendDeviceHierarchyEvent(flags);
>      }
>  
> -    if (!IsMaster(dev))
> +    if (!IsMaster(dev) && !IsFloating(dev))
>          XkbPushLockedStateToSlaves(GetMaster(dev, MASTER_KEYBOARD), 0, 0);
>      RecalculateMasterButtons(dev);
>  
> -- 
> 1.9.3