sh: pci: Do PCI error check on own line

Instead of an "if" condition with a line split, use the usual error
handling pattern with a separate variable to improve readability.

No functional changes intended.

Link: https://lore.kernel.org/r/20230911125354.25501-3-ilpo.jarvinen@linux.intel.com
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
[bhelgaas: u16 vid, PCI_POSSIBLE_ERROR()]
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>
This commit is contained in:
Ilpo Järvinen 2023-09-11 15:53:50 +03:00 committed by Bjorn Helgaas
parent 7d52f538ce
commit a1165c5edf

View File

@ -50,20 +50,21 @@ int __init pci_is_66mhz_capable(struct pci_channel *hose,
int top_bus, int current_bus)
{
u32 pci_devfn;
unsigned short vid;
u16 vid;
int cap66 = -1;
u16 stat;
int ret;
pr_info("PCI: Checking 66MHz capabilities...\n");
for (pci_devfn = 0; pci_devfn < 0xff; pci_devfn++) {
if (PCI_FUNC(pci_devfn))
continue;
if (early_read_config_word(hose, top_bus, current_bus,
pci_devfn, PCI_VENDOR_ID, &vid) !=
PCIBIOS_SUCCESSFUL)
ret = early_read_config_word(hose, top_bus, current_bus,
pci_devfn, PCI_VENDOR_ID, &vid);
if (ret != PCIBIOS_SUCCESSFUL)
continue;
if (vid == 0xffff)
if (PCI_POSSIBLE_ERROR(vid))
continue;
/* check 66MHz capability */