[PATCH xserver] xkb: add a cause to the xkb indicator update after a keymap change

[Daniel Stone]

On 28 June 2016 at 11:48, Peter Hutterer <peter.hutterer at who-t.net> wrote:
> Regression introduce by ac164e58870d which calls
> XkbUpdateAllDeviceIndicators() with two NULL arguments. A few layers down into
> the stack and we triggered a NULL-pointer dereference. In theory a NULL cause
> is acceptable since we don't actually change modifier state here. Instead of
> updating all places to check for NULL just set the cause to the client
> request and go to the pub.
>
> https://bugs.freedesktop.org/show_bug.cgi?id=96384
>
> Signed-off-by: Peter Hutterer <peter.hutterer at who-t.net>

Reviewed-by: Daniel Stone <daniels at collabora.com>