[ARM] Clean up PCI error reporting.

Don't try to clear PCI status on devices which are no longer present.
Only clear PCI status bits which we're interested in.
Use pci_name to report the device name.

diff --git a/arch/arm/kernel/bios32.c b/arch/arm/kernel/bios32.c
index 85f41806eb6ceb57bd570c8c907f08355f0e7d12..82e5037464125b0e6a53fe30c46daea147086ab1 100644 (file)
--- a/arch/arm/kernel/bios32.c
+++ b/arch/arm/kernel/bios32.c
@@ -35,18 +35,17 @@ void pcibios_report_status(u_int status_mask, int warn)
                        continue;
 
                pci_read_config_word(dev, PCI_STATUS, &status);
+               if (status == 0xffff)
+                       continue;
 
-               status &= status_mask;
-               if (status == 0)
+               if ((status & status_mask) == 0)
                        continue;
 
                /* clear the status errors */
-               pci_write_config_word(dev, PCI_STATUS, status);
+               pci_write_config_word(dev, PCI_STATUS, status & status_mask);
 
                if (warn)
-                       printk("(%02x:%02x.%d: %04X) ", dev->bus->number,
-                               PCI_SLOT(dev->devfn), PCI_FUNC(dev->devfn),
-                               status);
+                       printk("(%s: %04X) ", pci_name(dev), status);
        }
 }