xen/pciback: Do not dereference psdev during printk when it is NULL.
authorKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Thu, 29 Sep 2011 17:43:28 +0000 (13:43 -0400)
committerKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Wed, 19 Oct 2011 20:58:17 +0000 (16:58 -0400)
.. instead use BUG_ON() as all the callers of the kill_domain_by_device
check for psdev.

Suggested-by: Jan Beulich <JBeulich@suse.com>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>

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