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x86/PCI: Drop return value of pcibios_scan_root()

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Nobody really uses the return value of pcibios_scan_root() (one place uses
it to control a printk, but the printk is not very useful).  This converts
pcibios_scan_root() to a void function.

Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Bjorn Helgaas
2014-01-28 16:40:36 -07:00
parent 289a24a699
commit 49886cf4c4
3 changed files with 4 additions and 8 deletions
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6
arch/x86/pci/common.c
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@@ -456,7 +456,7 @@ void __init dmi_check_pciprobe(void)
dmi_check_system(pciprobe_dmi_table);
}
struct pci_bus *pcibios_scan_root(int busnum)
void pcibios_scan_root(int busnum)
{
struct pci_bus *bus;
struct pci_sysdata *sd;
@@ -465,7 +465,7 @@ struct pci_bus *pcibios_scan_root(int busnum)
sd = kzalloc(sizeof(*sd), GFP_KERNEL);
if (!sd) {
printk(KERN_ERR "PCI: OOM, skipping PCI bus %02x\n", busnum);
return NULL;
return;
}
sd->node = get_mp_bus_to_node(busnum);
x86_pci_root_bus_resources(busnum, &resources);
@@ -475,8 +475,6 @@ struct pci_bus *pcibios_scan_root(int busnum)
pci_free_resource_list(&resources);
kfree(sd);
}
return bus;
}
void __init pcibios_set_cache_line_size(void)