firmware: change firmware_kset to firmware_kobj

There is no firmware "subsystem" it's just a directory in /sys that
other portions of the kernel want to hook into.  So make it a kobject
not a kset to help alivate anyone who tries to do some odd kset-like
things with this.

Cc: Kay Sievers <kay.sievers@vrfy.org>
Cc: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c
index e550da6..1b4cf98 100644
--- a/drivers/acpi/bus.c
+++ b/drivers/acpi/bus.c
@@ -755,7 +755,7 @@
 		return -ENODEV;
 	}
 
-	acpi_kobj = kobject_create_and_add("acpi", &firmware_kset->kobj);
+	acpi_kobj = kobject_create_and_add("acpi", firmware_kobj);
 	if (!acpi_kobj) {
 		printk(KERN_WARNING "%s: kset create error\n", __FUNCTION__);
 		acpi_kobj = NULL;
diff --git a/drivers/base/firmware.c b/drivers/base/firmware.c
index 9efff48..1138155 100644
--- a/drivers/base/firmware.c
+++ b/drivers/base/firmware.c
@@ -15,13 +15,13 @@
 
 #include "base.h"
 
-struct kset *firmware_kset;
-EXPORT_SYMBOL_GPL(firmware_kset);
+struct kobject *firmware_kobj;
+EXPORT_SYMBOL_GPL(firmware_kobj);
 
 int __init firmware_init(void)
 {
-	firmware_kset = kset_create_and_add("firmware", NULL, NULL);
-	if (!firmware_kset)
+	firmware_kobj = kobject_create_and_add("firmware", NULL);
+	if (!firmware_kobj)
 		return -ENOMEM;
 	return 0;
 }
diff --git a/drivers/firmware/edd.c b/drivers/firmware/edd.c
index f07f370..ddcc957 100644
--- a/drivers/firmware/edd.c
+++ b/drivers/firmware/edd.c
@@ -756,7 +756,7 @@
 		return 1;
 	}
 
-	edd_kset = kset_create_and_add("edd", NULL, &firmware_kset->kobj);
+	edd_kset = kset_create_and_add("edd", NULL, firmware_kobj);
 	if (!edd_kset)
 		return -ENOMEM;
 
diff --git a/drivers/firmware/efivars.c b/drivers/firmware/efivars.c
index e17cd81..d1ad481 100644
--- a/drivers/firmware/efivars.c
+++ b/drivers/firmware/efivars.c
@@ -668,7 +668,7 @@
 	/*
 	 * For now we'll register the efi subsys within this driver
 	 */
-	efi_kset = kset_create_and_add("efi", NULL, &firmware_kset->kobj);
+	efi_kset = kset_create_and_add("efi", NULL, firmware_kobj);
 	if (!efi_kset) {
 		printk(KERN_ERR "efivars: Firmware registration failed.\n");
 		error = -ENOMEM;
diff --git a/drivers/parisc/pdc_stable.c b/drivers/parisc/pdc_stable.c
index 4444834..ef1a353 100644
--- a/drivers/parisc/pdc_stable.c
+++ b/drivers/parisc/pdc_stable.c
@@ -1059,7 +1059,7 @@
 	pdcs_osid = (u16)(result >> 16);
 
 	/* For now we'll register the stable kset within this driver */
-	stable_kset = kset_create_and_add("stable", NULL, &firmware_kset->kobj);
+	stable_kset = kset_create_and_add("stable", NULL, firmware_kobj);
 	if (!stable_kset) {
 		rc = -ENOMEM;
 		goto fail_firmreg;