tree 5cd174f16d7035b366d5293d1d35a5cc27458721
parent 72bf809a19d9fc97bfe39bb928149b5e0f202cb6
author Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> 1317316363 -0400
committer Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> 1319058070 -0400

xen/pciback: Check if the device is found instead of blindly assuming so.

Just in case it is not found, don't try to dereference it.

[v1: Added WARN_ON, suggested by Jan Beulich <JBeulich@suse.com>]
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>