K 10
svn:author
V 9
jimharris
K 8
svn:date
V 27
2015-09-08T16:05:18.316829Z
K 7
svn:log
V 402
isci: check return value of pci_alloc_msix()

Certain VM guest types (VMware, Xen) do not support MSI, so pci_alloc_msix()
always fails.  isci(4) was not properly detecting the allocation failure,
and would try to proceed with MSIx resource initialization rather than
reverting to INTx.

Reported and tested by: Bradley W. Dutton (brad-fbsd-stable@duttonbros.com)
MFC after:	3 days
Sponsored by:	Intel

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