iommu/vt-d: returning free pointer in get_domain_for_dev()

If we hit this error condition then we want to return a NULL pointer and
not a freed variable.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
This commit is contained in:
Dan Carpenter 2014-03-28 11:29:50 +03:00 • committed by David Woodhouse
commit 14d4056996