Pass the number of supported vectors to pci_emul_add_msicap() and not the actual PCI BAR number.
Pass the number of supported vectors to pci_emul_add_msicap() and
not the actual PCI BAR number.

Reviewed by:	neel
Approved by:	re@ (blanket)

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase