[PATCH] fix fusion breakage with multiple PCI domains

[Bjorn Helgaas <bjorn.helgaas@hp.com>]

mpt_detect_bound_ports(): Don't assume that two devices with the same
    dev->bus->number are on the same bus.  With multiple PCI domains,
    many buses may have the same number.

Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>

===== drivers/message/fusion/mptbase.c 1.40 vs edited =====
--- 1.40/drivers/message/fusion/mptbase.c	2005-03-13 16:30:09 -07:00
+++ edited/drivers/message/fusion/mptbase.c	2005-03-17 12:46:57 -07:00
@@ -1834,14 +1834,14 @@
 
 	match_lo = pdev->devfn-1;
 	match_hi = pdev->devfn+1;
-	dprintk((MYIOC_s_INFO_FMT "PCI bus/devfn=%x/%x, searching for devfn match on %x or %x\n",
-			ioc->name, pdev->bus->number, pdev->devfn, match_lo, match_hi));
+	dprintk((MYIOC_s_INFO_FMT "PCI device %s devfn=%x/%x, searching for devfn match on %x or %x\n",
+			ioc->name, pci_name(pdev), pdev->devfn, match_lo, match_hi));
 
 	list_for_each_entry(ioc_srch, &ioc_list, list) {
 		struct pci_dev *_pcidev = ioc_srch->pcidev;
 
 		if ((_pcidev->device == pdev->device) &&
-		    (_pcidev->bus->number == pdev->bus->number) &&
+		    (_pcidev->bus == pdev->bus) &&
 		    (_pcidev->devfn == match_lo || _pcidev->devfn == match_hi) ) {
 			/* Paranoia checks */
 			if (ioc->alt_ioc != NULL) {