[PATCH] dix: fix crash on shutdown if a disabled device is still grabbed (XI1 grab)

[Keith Packard]

Peter Hutterer <peter.hutterer at who-t.net> writes:

> A disabled device doesn't have a sprite (less so a sprite->win) and triggers
> a NULL-pointer dereference on shutdown when all active grabs are released as
> part of the cleanup.
>
> Fix this by checking for sprite being non-null and setting the focus window
> to the NullWindow if it is. The rest of the patch just attempts to make
> things more readable.

Yeah, seems kinda like a kludge to me, but doesn't obviously change any
relevant semantics.

Reviewed-by: Keith Packard <keithp at keithp.com>

-- 
keith.packard at intel.com
-------------- next part --------------
A non-text attachment was scrubbed...
Name: not available
Type: application/pgp-signature
Size: 827 bytes
Desc: not available
URL: <http://lists.x.org/archives/xorg-devel/attachments/20121009/77092cc7/attachment.pgp>