x86/pci/acpi: fix DMI const-ification fallout

Fix DMI const-ification fallout that appeared when merging subsystem
trees.

Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

arch/x86/pci/acpi.c

@@ -6,7 +6,7 @@
 #include <asm/numa.h>
 #include "pci.h"
 
-static int __devinit can_skip_ioresource_align(struct dmi_system_id *d)
+static int __devinit can_skip_ioresource_align(const struct dmi_system_id *d)
 {
 	pci_probe |= PCI_CAN_SKIP_ISA_ALIGN;
 	printk(KERN_INFO "PCI: %s detected, can skip ISA alignment\n", d->ident);