[PATCH] devfs: Remove the miscdevice devfs_name field as it's no longer needed

Also fixes all drivers that set this field.
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

arch/i386/kernel/microcode.c

@@ -493,7 +493,6 @@ static struct file_operations microcode_fops = {
 static struct miscdevice microcode_dev = {
 	.minor		= MICROCODE_MINOR,
 	.name		= "microcode",
-	.devfs_name	= "cpu/microcode",
 	.fops		= &microcode_fops,
 };
 

arch/sh/kernel/cpu/sh4/sq.c

@@ -417,7 +417,6 @@ static struct file_operations sq_fops = {
 static struct miscdevice sq_dev = {
 	.minor		= STORE_QUEUE_MINOR,
 	.name		= "sq",
-	.devfs_name	= "cpu/sq",
 	.fops		= &sq_fops,
 };
 

drivers/block/pktcdvd.c

@@ -2612,7 +2612,6 @@ static struct file_operations pkt_ctl_fops = {
 static struct miscdevice pkt_misc = {
 	.minor 		= MISC_DYNAMIC_MINOR,
 	.name  		= "pktcdvd",
-	.devfs_name 	= "pktcdvd/control",
 	.fops  		= &pkt_ctl_fops
 };
 

drivers/char/misc.c

@@ -227,10 +227,6 @@ int misc_register(struct miscdevice * misc)
 
 	if (misc->minor < DYNAMIC_MINORS)
 		misc_minors[misc->minor >> 3] |= 1 << (misc->minor & 7);
-	if (misc->devfs_name[0] == '\0') {
-		snprintf(misc->devfs_name, sizeof(misc->devfs_name),
-				"misc/%s", misc->name);
-	}
 	dev = MKDEV(MISC_MAJOR, misc->minor);
 
 	misc->class = class_device_create(misc_class, NULL, dev, misc->dev,

drivers/char/mmtimer.c

@@ -693,7 +693,6 @@ static int __init mmtimer_init(void)
 		return -1;
 	}
 
-	strcpy(mmtimer_miscdev.devfs_name, MMTIMER_NAME);
 	if (misc_register(&mmtimer_miscdev)) {
 		printk(KERN_ERR "%s: failed to register device\n",
 		       MMTIMER_NAME);

drivers/md/dm-ioctl.c

@@ -1472,7 +1472,6 @@ static struct file_operations _ctl_fops = {
 static struct miscdevice _dm_misc = {
 	.minor 		= MISC_DYNAMIC_MINOR,
 	.name  		= DM_NAME,
-	.devfs_name 	= "mapper/control",
 	.fops  		= &_ctl_fops
 };
 

drivers/media/radio/miropcm20-rds.c

@@ -115,7 +115,6 @@ static struct file_operations rds_fops = {
 static struct miscdevice rds_miscdev = {
 	.minor		= MISC_DYNAMIC_MINOR,
 	.name		= "radiotext",
-	.devfs_name	= "v4l/rds/radiotext",
 	.fops		= &rds_fops,
 };
 

drivers/net/tun.c

@@ -780,7 +780,6 @@ static struct miscdevice tun_miscdev = {
 	.minor = TUN_MINOR,
 	.name = "tun",
 	.fops = &tun_fops,
-	.devfs_name = "net/tun",
 };
 
 /* ethtool interface */

drivers/s390/char/monreader.c

@@ -586,7 +586,6 @@ static struct file_operations mon_fops = {
 
 static struct miscdevice mon_dev = {
 	.name       = "monreader",
-	.devfs_name = "monreader",
 	.fops       = &mon_fops,
 	.minor      = MISC_DYNAMIC_MINOR,
 };

drivers/s390/crypto/z90main.c

@@ -411,7 +411,6 @@ static struct miscdevice z90crypt_misc_device = {
 	.minor	    = Z90CRYPT_MINOR,
 	.name	    = DEV_NAME,
 	.fops	    = &z90crypt_fops,
-	.devfs_name = DEV_NAME
 };
 
 /**

include/linux/miscdevice.h

@@ -40,7 +40,6 @@ struct miscdevice  {
 	struct list_head list;
 	struct device *dev;
 	struct class_device *class;
-	char devfs_name[64];
 };
 
 extern int misc_register(struct miscdevice * misc);