xtensa: fix section mismatch in pcibios_fixup_bus

Remove __init annotation from pcibios_fixup_bus as is called from
pci_scan_child_bus which is not __init.

Also fix a couple of minor build warnings.
Signed-off-by: NMax Filippov <jcmvbkbc@gmail.com>
Signed-off-by: NChris Zankel <chris@zankel.net>

arch/xtensa/kernel/pci.c

@@ -77,9 +77,9 @@ pcibios_align_resource(void *data, const struct resource *res,
 
 	if (res->flags & IORESOURCE_IO) {
 		if (size > 0x100) {
-			printk(KERN_ERR "PCI: I/O Region %s/%d too large"
-			       " (%ld bytes)\n", pci_name(dev),
-			       dev->resource - res, size);
+			pr_err("PCI: I/O Region %s/%d too large (%u bytes)\n",
+					pci_name(dev), dev->resource - res,
+					size);
 		}
 
 		if (start & 0x300)
@@ -174,7 +174,7 @@ static int __init pcibios_init(void)
 	struct pci_controller *pci_ctrl;
 	struct list_head resources;
 	struct pci_bus *bus;
-	int next_busno = 0, i;
+	int next_busno = 0;
 
 	printk("PCI: Probing PCI hardware\n");
 
@@ -197,7 +197,7 @@ static int __init pcibios_init(void)
 
 subsys_initcall(pcibios_init);
 
-void __init pcibios_fixup_bus(struct pci_bus *bus)
+void pcibios_fixup_bus(struct pci_bus *bus)
 {
 	if (bus->parent) {
 		/* This is a subordinate bridge */