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PCI: Cleanup control flow

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Return errors immediately so the straightline path is the normal,
no-error path.  No functional change.

Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
This commit is contained in:
Bjorn Helgaas
2015-03-12 15:07:04 -05:00
parent a0c8a4d9f9
commit 9e808eb6a7
6 changed files with 63 additions and 71 deletions
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17
arch/sparc/kernel/leon_pci.c
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@@ -34,16 +34,17 @@ void leon_pci_init(struct platform_device *ofdev, struct leon_pci_info *info)
root_bus = pci_scan_root_bus(&ofdev->dev, 0, info->ops, info,
&resources);
if (root_bus) {
/* Setup IRQs of all devices using custom routines */
pci_fixup_irqs(pci_common_swizzle, info->map_irq);
/* Assign devices with resources */
pci_assign_unassigned_resources();
pci_bus_add_devices(root_bus);
} else {
if (!root_bus) {
pci_free_resource_list(&resources);
return;
}
/* Setup IRQs of all devices using custom routines */
pci_fixup_irqs(pci_common_swizzle, info->map_irq);
/* Assign devices with resources */
pci_assign_unassigned_resources();
pci_bus_add_devices(root_bus);
}
void pcibios_fixup_bus(struct pci_bus *pbus)