x86/PCI: Drop return value of pcibios_scan_root()

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>

1 files changed, 1 insertions, 1 deletions

diff --git a/arch/x86/include/asm/pci.h b/arch/x86/include/asm/pci.h
index b52f9c0ec5fb..96ae4f4040bb 100644
--- a/arch/x86/include/asm/pci.h
+++ b/arch/x86/include/asm/pci.h
@@ -65,7 +65,7 @@ extern unsigned long pci_mem_start;
 
 extern int pcibios_enabled;
 void pcibios_config_init(void);
-struct pci_bus *pcibios_scan_root(int bus);
+void pcibios_scan_root(int bus);
 
 void pcibios_set_master(struct pci_dev *dev);
 void pcibios_penalize_isa_irq(int irq, int active);