resource/PCI: align functions now return start of resource

As suggested by Linus, align functions should return the start
of a resource, not void. An update of "res->start" is no longer
necessary.

Cc: Bjorn Helgaas <bjorn.helgaas@hp.com>
Cc: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
diff --git a/arch/mips/pci/pci.c b/arch/mips/pci/pci.c
index 9a11c22..9085988 100644
--- a/arch/mips/pci/pci.c
+++ b/arch/mips/pci/pci.c
@@ -49,7 +49,7 @@
  * but we want to try to avoid allocating at 0x2900-0x2bff
  * which might have be mirrored at 0x0100-0x03ff..
  */
-void
+resource_size_t
 pcibios_align_resource(void *data, struct resource *res,
 		       resource_size_t size, resource_size_t align)
 {
@@ -73,7 +73,7 @@
 			start = PCIBIOS_MIN_MEM + hose->mem_resource->start;
 	}
 
-	res->start = start;
+	return start;
 }
 
 static void __devinit pcibios_scanbus(struct pci_controller *hose)