Commit fa494c01 authored by Ricardo B. Marliere's avatar Ricardo B. Marliere Committed by Thomas Bogendoerfer
Browse files

mips: sgi-ip22: make gio_bus_type const 



Now that the driver core can properly handle constant struct bus_type,
move the gio_bus_type variable to be a constant structure as well,
placing it into read-only memory which can not be modified at runtime.

Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Suggested-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: default avatarRicardo B. Marliere <ricardo@marliere.net>
Signed-off-by: default avatarThomas Bogendoerfer <tsbogend@alpha.franken.de>
parent 5033ad56

arch/mips/sgi-ip22/ip22-gio.c

+2 −2
Original line number Diff line number Diff line
@@ -12,7 +12,7 @@ 
#include <asm/sgi/mc.h>

#include <asm/sgi/ip22.h>



static struct bus_type gio_bus_type;

static const struct bus_type gio_bus_type;



static struct {

	const char *name;
@@ -378,7 +378,7 @@ static void ip22_check_gio(int slotno, unsigned long addr, int irq) 
		printk(KERN_INFO "GIO: slot %d : Empty\n", slotno);

}



static struct bus_type gio_bus_type = {

static const struct bus_type gio_bus_type = {

	.name	   = "gio",

	.dev_groups = gio_dev_groups,

	.match	   = gio_bus_match,