[PATCH] devfs: Remove devfs_mk_cdev() function from the kernel tree

Removes the devfs_mk_cdev() function and all callers of it.

Signed-off-by: Greg Kroah-Hartman <[e-mail]>

arch/sparc64/solaris/socksys.c

···
 		return ret;
 	}
 
-	devfs_mk_cdev(MKDEV(30, 0), S_IFCHR|S_IRUSR|S_IWUSR, "socksys");
-
 	file = fcheck(ret);
 	/* N.B. Is this valid? Suppose the f_ops are in a module ... */
 	socksys_file_ops = *file->f_op;

drivers/block/acsi_slm.c

···
 	BufferP = SLMBuffer;
 	SLMState = IDLE;
 	
-	for (i = 0; i < MAX_SLM; i++) {
-		devfs_mk_cdev(MKDEV(ACSI_MAJOR, i),
-				S_IFCHR|S_IRUSR|S_IWUSR, "slm/%d", i);
-	}
 	return 0;
 }
 

drivers/block/paride/pg.c

···
 	}
 	for (unit = 0; unit < PG_UNITS; unit++) {
 		struct pg *dev = &devices[unit];
-		if (dev->present) {
+		if (dev->present)
 			class_device_create(pg_class, NULL, MKDEV(major, unit),
 					NULL, "pg%u", unit);
-			err = devfs_mk_cdev(MKDEV(major, unit),
-				      S_IFCHR | S_IRUSR | S_IWUSR, "pg/%u",
-				      unit);
-			if (err) 
-				goto out_class;
-		}
 	}
 	err = 0;
 	goto out;
 
-out_class:
-	class_device_destroy(pg_class, MKDEV(major, unit));
-	class_destroy(pg_class);
 out_chrdev:
 	unregister_chrdev(major, "pg");
 out:

drivers/block/paride/pt.c

···
 		if (pt[unit].present) {
 			class_device_create(pt_class, NULL, MKDEV(major, unit),
 					NULL, "pt%d", unit);
-			err = devfs_mk_cdev(MKDEV(major, unit),
-				      S_IFCHR | S_IRUSR | S_IWUSR,
-				      "pt/%d", unit);
-			if (err) {
-				class_device_destroy(pt_class, MKDEV(major, unit));
-				goto out_class;
-			}
 			class_device_create(pt_class, NULL, MKDEV(major, unit + 128),
 					NULL, "pt%dn", unit);
-			err = devfs_mk_cdev(MKDEV(major, unit + 128),
-				      S_IFCHR | S_IRUSR | S_IWUSR,
-				      "pt/%dn", unit);
-			if (err) {
-				class_device_destroy(pt_class, MKDEV(major, unit + 128));
-				goto out_class;
-			}
 		}
 	goto out;
 
-out_class:
-	class_destroy(pt_class);
 out_chrdev:
 	unregister_chrdev(major, "pt");
 out:

drivers/char/dsp56k.c

···
 	}
 	class_device_create(dsp56k_class, NULL, MKDEV(DSP56K_MAJOR, 0), NULL, "dsp56k");
 
-	err = devfs_mk_cdev(MKDEV(DSP56K_MAJOR, 0),
-		      S_IFCHR | S_IRUSR | S_IWUSR, "dsp56k");
-	if(err)
-		goto out_class;
-
 	printk(banner);
 	goto out;
 
-out_class:
-	class_device_destroy(dsp56k_class, MKDEV(DSP56K_MAJOR, 0));
-	class_destroy(dsp56k_class);
 out_chrdev:
 	unregister_chrdev(DSP56K_MAJOR, "dsp56k");
 out:

drivers/char/dtlk.c

···
 	if (dtlk_dev_probe() == 0)
 		printk(", MAJOR %d\n", dtlk_major);
 
-	devfs_mk_cdev(MKDEV(dtlk_major, DTLK_MINOR),
-		       S_IFCHR | S_IRUSR | S_IWUSR, "dtlk");
-
 	init_timer(&dtlk_timer);
 	dtlk_timer.function = dtlk_timer_tick;
 	init_waitqueue_head(&dtlk_process_list);

drivers/char/ftape/zftape/zftape-init.c

···
 	zft_class = class_create(THIS_MODULE, "zft");
 	for (i = 0; i < 4; i++) {
 		class_device_create(zft_class, NULL, MKDEV(QIC117_TAPE_MAJOR, i), NULL, "qft%i", i);
-		devfs_mk_cdev(MKDEV(QIC117_TAPE_MAJOR, i),
-				S_IFCHR | S_IRUSR | S_IWUSR,
-				"qft%i", i);
 		class_device_create(zft_class, NULL, MKDEV(QIC117_TAPE_MAJOR, i + 4), NULL, "nqft%i", i);
-		devfs_mk_cdev(MKDEV(QIC117_TAPE_MAJOR, i + 4),
-				S_IFCHR | S_IRUSR | S_IWUSR,
-				"nqft%i", i);
 		class_device_create(zft_class, NULL, MKDEV(QIC117_TAPE_MAJOR, i + 16), NULL, "zqft%i", i);
-		devfs_mk_cdev(MKDEV(QIC117_TAPE_MAJOR, i + 16),
-				S_IFCHR | S_IRUSR | S_IWUSR,
-				"zqft%i", i);
 		class_device_create(zft_class, NULL, MKDEV(QIC117_TAPE_MAJOR, i + 20), NULL, "nzqft%i", i);
-		devfs_mk_cdev(MKDEV(QIC117_TAPE_MAJOR, i + 20),
-				S_IFCHR | S_IRUSR | S_IWUSR,
-				"nzqft%i", i);
 		class_device_create(zft_class, NULL, MKDEV(QIC117_TAPE_MAJOR, i + 32), NULL, "rawqft%i", i);
-		devfs_mk_cdev(MKDEV(QIC117_TAPE_MAJOR, i + 32),
-				S_IFCHR | S_IRUSR | S_IWUSR,
-				"rawqft%i", i);
 		class_device_create(zft_class, NULL, MKDEV(QIC117_TAPE_MAJOR, i + 36), NULL, "nrawrawqft%i", i);
-		devfs_mk_cdev(MKDEV(QIC117_TAPE_MAJOR, i + 36),
-				S_IFCHR | S_IRUSR | S_IWUSR,
-				"nrawqft%i", i);
 	}
 
 #ifdef CONFIG_ZFT_COMPRESSOR

drivers/char/ip2/ip2main.c

···
 				class_device_create(ip2_class, NULL,
 						MKDEV(IP2_IPL_MAJOR, 4 * i),
 						NULL, "ipl%d", i);
-				err = devfs_mk_cdev(MKDEV(IP2_IPL_MAJOR, 4 * i),
-						S_IRUSR | S_IWUSR | S_IRGRP | S_IFCHR,
-						"ip2/ipl%d", i);
-				if (err) {
-					class_device_destroy(ip2_class,
-						MKDEV(IP2_IPL_MAJOR, 4 * i));
-					goto out_class;
-				}
-
 				class_device_create(ip2_class, NULL,
 						MKDEV(IP2_IPL_MAJOR, 4 * i + 1),
 						NULL, "stat%d", i);
-				err = devfs_mk_cdev(MKDEV(IP2_IPL_MAJOR, 4 * i + 1),
-						S_IRUSR | S_IWUSR | S_IRGRP | S_IFCHR,
-						"ip2/stat%d", i);
-				if (err) {
-					class_device_destroy(ip2_class,
-						MKDEV(IP2_IPL_MAJOR, 4 * i + 1));
-					goto out_class;
-				}
 
 			    for ( box = 0; box < ABS_MAX_BOXES; ++box )
 			    {

drivers/char/ipmi/ipmi_devintf.c

···
 	dev_t dev = MKDEV(ipmi_major, if_num);
 	struct ipmi_reg_list *entry;
 
-	devfs_mk_cdev(dev, S_IFCHR | S_IRUSR | S_IWUSR,
-		      "ipmidev/%d", if_num);
-
 	entry = kmalloc(sizeof(*entry), GFP_KERNEL);
 	if (!entry) {
 		printk(KERN_ERR "ipmi_devintf: Unable to create the"

drivers/char/istallion.c

···
 				"device\n");
 
 	istallion_class = class_create(THIS_MODULE, "staliomem");
-	for (i = 0; i < 4; i++) {
-		devfs_mk_cdev(MKDEV(STL_SIOMEMMAJOR, i),
-			       S_IFCHR | S_IRUSR | S_IWUSR,
-			       "staliomem/%d", i);
+	for (i = 0; i < 4; i++)
 		class_device_create(istallion_class, NULL,
 				MKDEV(STL_SIOMEMMAJOR, i),
 				NULL, "staliomem%d", i);
-	}
 
 /*
  *	Set up the tty driver structure and register us as a driver.

drivers/char/lp.c

···
 
 	class_device_create(lp_class, NULL, MKDEV(LP_MAJOR, nr), NULL,
 				"lp%d", nr);
-	devfs_mk_cdev(MKDEV(LP_MAJOR, nr), S_IFCHR | S_IRUGO | S_IWUGO,
-			"printers/%d", nr);
 
 	printk(KERN_INFO "lp%d: using %s (%s).\n", nr, port->name, 
 	       (port->irq == PARPORT_IRQ_NONE)?"polling":"interrupt-driven");

drivers/char/mem.c

···
 		printk("unable to get major %d for memory devs\n", MEM_MAJOR);
 
 	mem_class = class_create(THIS_MODULE, "mem");
-	for (i = 0; i < ARRAY_SIZE(devlist); i++) {
+	for (i = 0; i < ARRAY_SIZE(devlist); i++)
 		class_device_create(mem_class, NULL,
 					MKDEV(MEM_MAJOR, devlist[i].minor),
 					NULL, devlist[i].name);
-		devfs_mk_cdev(MKDEV(MEM_MAJOR, devlist[i].minor),
-				S_IFCHR | devlist[i].mode, devlist[i].name);
-	}
 	
 	return 0;
 }

drivers/char/misc.c

···
 {
 	struct miscdevice *c;
 	dev_t dev;
-	int err;
+	int err = 0;
 
 	down(&misc_sem);
 	list_for_each_entry(c, &misc_list, list) {
···
 					  "%s", misc->name);
 	if (IS_ERR(misc->class)) {
 		err = PTR_ERR(misc->class);
-		goto out;
-	}
-
-	err = devfs_mk_cdev(dev, S_IFCHR|S_IRUSR|S_IWUSR|S_IRGRP, 
-			    misc->devfs_name);
-	if (err) {
-		class_device_destroy(misc_class, dev);
 		goto out;
 	}
 

drivers/char/ppdev.c

···
 		err = PTR_ERR(ppdev_class);
 		goto out_chrdev;
 	}
-	for (i = 0; i < PARPORT_MAX; i++) {
-		devfs_mk_cdev(MKDEV(PP_MAJOR, i),
-				S_IFCHR | S_IRUGO | S_IWUGO, "parports/%d", i);
-	}
 	if (parport_register_driver(&pp_driver)) {
 		printk (KERN_WARNING CHRDEV ": unable to register with parport\n");
 		goto out_class;

drivers/char/raw.c

···
 
 static int __init raw_init(void)
 {
-	int i;
 	dev_t dev = MKDEV(RAW_MAJOR, 0);
 
 	if (register_chrdev_region(dev, MAX_RAW_MINORS, "raw"))
···
 	}
 	class_device_create(raw_class, NULL, MKDEV(RAW_MAJOR, 0), NULL, "rawctl");
 
-	devfs_mk_cdev(MKDEV(RAW_MAJOR, 0),
-		      S_IFCHR | S_IRUGO | S_IWUGO,
-		      "raw/rawctl");
-	for (i = 1; i < MAX_RAW_MINORS; i++)
-		devfs_mk_cdev(MKDEV(RAW_MAJOR, i),
-			      S_IFCHR | S_IRUGO | S_IWUGO,
-			      "raw/raw%d", i);
 	return 0;
 
 error:

drivers/char/stallion.c

···
 		printk("STALLION: failed to register serial board device\n");
 
 	stallion_class = class_create(THIS_MODULE, "staliomem");
-	for (i = 0; i < 4; i++) {
-		devfs_mk_cdev(MKDEV(STL_SIOMEMMAJOR, i),
-				S_IFCHR|S_IRUSR|S_IWUSR,
-				"staliomem/%d", i);
+	for (i = 0; i < 4; i++)
 		class_device_create(stallion_class, NULL,
 				    MKDEV(STL_SIOMEMMAJOR, i), NULL,
 				    "staliomem%d", i);
-	}
 
 	stl_serial->owner = THIS_MODULE;
 	stl_serial->driver_name = stl_drvname;

drivers/char/tipar.c

···
 
 	class_device_create(tipar_class, NULL, MKDEV(TIPAR_MAJOR,
 			TIPAR_MINOR + nr), NULL, "par%d", nr);
-	/* Use devfs, tree: /dev/ticables/par/[0..2] */
-	err = devfs_mk_cdev(MKDEV(TIPAR_MAJOR, TIPAR_MINOR + nr),
-			S_IFCHR | S_IRUGO | S_IWUGO,
-			"ticables/par/%d", nr);
-	if (err)
-		goto out_class;
 
 	/* Display informations */
 	pr_info("tipar%d: using %s (%s)\n", nr, port->name, (port->irq ==
···
 		pr_info("tipar%d: link cable not found\n", nr);
 
 	err = 0;
-	goto out;
 
-out_class:
-	class_device_destroy(tipar_class, MKDEV(TIPAR_MAJOR, TIPAR_MINOR + nr));
-	class_destroy(tipar_class);
 out:
 	return err;
 }

drivers/char/tty_io.c

···
 		return ERR_PTR(-EINVAL);
 	}
 
-	devfs_mk_cdev(dev, S_IFCHR | S_IRUSR | S_IWUSR,
-			"%s%d", driver->devfs_name, index + driver->name_base);
-
 	if (driver->type == TTY_DRIVER_TYPE_PTY)
 		pty_line_name(driver, index, name);
 	else
···
 	if (cdev_add(&tty_cdev, MKDEV(TTYAUX_MAJOR, 0), 1) ||
 	    register_chrdev_region(MKDEV(TTYAUX_MAJOR, 0), 1, "/dev/tty") < 0)
 		panic("Couldn't register /dev/tty driver\n");
-	devfs_mk_cdev(MKDEV(TTYAUX_MAJOR, 0), S_IFCHR|S_IRUGO|S_IWUGO, "tty");
 	class_device_create(tty_class, NULL, MKDEV(TTYAUX_MAJOR, 0), NULL, "tty");
 
 	cdev_init(&console_cdev, &console_fops);
 	if (cdev_add(&console_cdev, MKDEV(TTYAUX_MAJOR, 1), 1) ||
 	    register_chrdev_region(MKDEV(TTYAUX_MAJOR, 1), 1, "/dev/console") < 0)
 		panic("Couldn't register /dev/console driver\n");
-	devfs_mk_cdev(MKDEV(TTYAUX_MAJOR, 1), S_IFCHR|S_IRUSR|S_IWUSR, "console");
 	class_device_create(tty_class, NULL, MKDEV(TTYAUX_MAJOR, 1), NULL, "console");
 
 #ifdef CONFIG_UNIX98_PTYS
···
 	if (cdev_add(&ptmx_cdev, MKDEV(TTYAUX_MAJOR, 2), 1) ||
 	    register_chrdev_region(MKDEV(TTYAUX_MAJOR, 2), 1, "/dev/ptmx") < 0)
 		panic("Couldn't register /dev/ptmx driver\n");
-	devfs_mk_cdev(MKDEV(TTYAUX_MAJOR, 2), S_IFCHR|S_IRUGO|S_IWUGO, "ptmx");
 	class_device_create(tty_class, NULL, MKDEV(TTYAUX_MAJOR, 2), NULL, "ptmx");
 #endif
 
···
 	if (cdev_add(&vc0_cdev, MKDEV(TTY_MAJOR, 0), 1) ||
 	    register_chrdev_region(MKDEV(TTY_MAJOR, 0), 1, "/dev/vc/0") < 0)
 		panic("Couldn't register /dev/tty0 driver\n");
-	devfs_mk_cdev(MKDEV(TTY_MAJOR, 0), S_IFCHR|S_IRUSR|S_IWUSR, "vc/0");
 	class_device_create(tty_class, NULL, MKDEV(TTY_MAJOR, 0), NULL, "tty0");
 
 	vty_init();

drivers/char/vc_screen.c

···
 
 void vcs_make_devfs(struct tty_struct *tty)
 {
-	devfs_mk_cdev(MKDEV(VCS_MAJOR, tty->index + 1),
-			S_IFCHR|S_IRUSR|S_IWUSR,
-			"vcc/%u", tty->index + 1);
-	devfs_mk_cdev(MKDEV(VCS_MAJOR, tty->index + 129),
-			S_IFCHR|S_IRUSR|S_IWUSR,
-			"vcc/a%u", tty->index + 1);
 	class_device_create(vc_class, NULL, MKDEV(VCS_MAJOR, tty->index + 1),
 			NULL, "vcs%u", tty->index + 1);
 	class_device_create(vc_class, NULL, MKDEV(VCS_MAJOR, tty->index + 129),
···
 		panic("unable to get major %d for vcs device", VCS_MAJOR);
 	vc_class = class_create(THIS_MODULE, "vc");
 
-	devfs_mk_cdev(MKDEV(VCS_MAJOR, 0), S_IFCHR|S_IRUSR|S_IWUSR, "vcc/0");
-	devfs_mk_cdev(MKDEV(VCS_MAJOR, 128), S_IFCHR|S_IRUSR|S_IWUSR, "vcc/a0");
 	class_device_create(vc_class, NULL, MKDEV(VCS_MAJOR, 0), NULL, "vcs");
 	class_device_create(vc_class, NULL, MKDEV(VCS_MAJOR, 128), NULL, "vcsa");
 	return 0;

drivers/char/viotape.c

···
 			"iseries!vt%d", i);
 	class_device_create(tape_class, NULL, MKDEV(VIOTAPE_MAJOR, i | 0x80),
 			NULL, "iseries!nvt%d", i);
-	devfs_mk_cdev(MKDEV(VIOTAPE_MAJOR, i), S_IFCHR | S_IRUSR | S_IWUSR,
-			"iseries/vt%d", i);
-	devfs_mk_cdev(MKDEV(VIOTAPE_MAJOR, i | 0x80),
-			S_IFCHR | S_IRUSR | S_IWUSR, "iseries/nvt%d", i);
 	sprintf(tapename, "iseries/vt%d", i);
 	printk(VIOTAPE_KERN_INFO "tape %s is iSeries "
 			"resource %10.10s type %4.4s, model %3.3s\n",

drivers/isdn/capi/capi.c

···
 	}
 
 	class_device_create(capi_class, NULL, MKDEV(capi_major, 0), NULL, "capi");
-	devfs_mk_cdev(MKDEV(capi_major, 0), S_IFCHR | S_IRUSR | S_IWUSR,
-			"isdn/capi20");
 
 #ifdef CONFIG_ISDN_CAPI_MIDDLEWARE
 	if (capinc_tty_init() < 0) {

drivers/isdn/hardware/eicon/divamnt.c

···
 		       DRIVERLNAME);
 		return (0);
 	}
-	devfs_mk_cdev(MKDEV(major, 0), S_IFCHR|S_IRUSR|S_IWUSR, DEVNAME);
 
 	return (1);
 }

drivers/isdn/hardware/eicon/divasi.c

···
 		       DRIVERLNAME);
 		return (0);
 	}
-	devfs_mk_cdev(MKDEV(major, 0), S_IFCHR|S_IRUSR|S_IWUSR, DEVNAME);
 
 	return (1);
 }

drivers/isdn/hardware/eicon/divasmain.c

···
 		       DRIVERLNAME);
 		return (0);
 	}
-	devfs_mk_cdev(MKDEV(major, 0), S_IFCHR|S_IRUSR|S_IWUSR, DEVNAME);
 
 	return (1);
 }

drivers/macintosh/adb.c

···
 		return;
 	}
 
-	devfs_mk_cdev(MKDEV(ADB_MAJOR, 0), S_IFCHR | S_IRUSR | S_IWUSR, "adb");
-
 	adb_dev_class = class_create(THIS_MODULE, "adb");
 	if (IS_ERR(adb_dev_class))
 		return;

drivers/media/dvb/dvb-core/dvbdev.c

···
 
 	mutex_unlock(&dvbdev_register_lock);
 
-	devfs_mk_cdev(MKDEV(DVB_MAJOR, nums2minor(adap->num, type, id)),
-			S_IFCHR | S_IRUSR | S_IWUSR,
-			"dvb/adapter%d/%s%d", adap->num, dnames[type], id);
-
 	class_device_create(dvb_class, NULL, MKDEV(DVB_MAJOR, nums2minor(adap->num, type, id)),
 			    adap->device, "dvb%d.%s%d", adap->num, dnames[type], id);
 

drivers/media/video/videodev.c

···
 	video_device[i]=vfd;
 	vfd->minor=i;
 	mutex_unlock(&videodev_lock);
-
-	sprintf(vfd->devfs_name, "v4l/%s%d", name_base, i - base);
-	devfs_mk_cdev(MKDEV(VIDEO_MAJOR, vfd->minor),
-			S_IFCHR | S_IRUSR | S_IWUSR, vfd->devfs_name);
 	mutex_init(&vfd->lock);
 
 	/* sysfs class */
···
 		vfd->class_dev.dev = vfd->dev;
 	vfd->class_dev.class       = &video_class;
 	vfd->class_dev.devt        = MKDEV(VIDEO_MAJOR, vfd->minor);
-	strlcpy(vfd->class_dev.class_id, vfd->devfs_name + 4, BUS_ID_SIZE);
+	sprintf(vfd->devfs_name, "%s%d", name_base, i - base);
+	strlcpy(vfd->class_dev.class_id, vfd->devfs_name, BUS_ID_SIZE);
 	class_device_register(&vfd->class_dev);
 	class_device_create_file(&vfd->class_dev,
 				&class_device_attr_name);

drivers/net/ppp_generic.c

···
 			goto out_chrdev;
 		}
 		class_device_create(ppp_class, NULL, MKDEV(PPP_MAJOR, 0), NULL, "ppp");
-		err = devfs_mk_cdev(MKDEV(PPP_MAJOR, 0),
-				S_IFCHR|S_IRUSR|S_IWUSR, "ppp");
-		if (err)
-			goto out_class;
 	}
 
 out:
···
 		printk(KERN_ERR "failed to register PPP device (%d)\n", err);
 	return err;
 
-out_class:
-	class_device_destroy(ppp_class, MKDEV(PPP_MAJOR,0));
-	class_destroy(ppp_class);
 out_chrdev:
 	unregister_chrdev(PPP_MAJOR, "ppp");
 	goto out;

drivers/net/wan/cosa.c

···
 	for (i=0; i<nr_cards; i++) {
 		class_device_create(cosa_class, NULL, MKDEV(cosa_major, i),
 				NULL, "cosa%d", i);
-		err = devfs_mk_cdev(MKDEV(cosa_major, i),
-				S_IFCHR|S_IRUSR|S_IWUSR,
-				"cosa/%d", i);
-		if (err) {
-			class_device_destroy(cosa_class, MKDEV(cosa_major, i));
-			goto out_chrdev;		
-		}
 	}
 	err = 0;
 	goto out;

drivers/sbus/char/bpp.c

···
 		instances[idx].opened = 0;
 		probeLptPort(idx);
 	}
-	for (idx = 0; idx < BPP_NO; idx++) {
-		devfs_mk_cdev(MKDEV(BPP_MAJOR, idx),
-				S_IFCHR | S_IRUSR | S_IWUSR, "bpp/%d", idx);
-	}
 
 	return 0;
 }

drivers/sbus/char/vfc_dev.c

···
 		return -EINVAL;
 	if (init_vfc_hw(dev))
 		return -EIO;
-
-	devfs_mk_cdev(MKDEV(VFC_MAJOR, instance),
-			S_IFCHR | S_IRUSR | S_IWUSR,
-			"vfc/%d", instance);
 	return 0;
 }
 

drivers/telephony/phonedev.c

···
 		if (phone_device[i] == NULL) {
 			phone_device[i] = p;
 			p->minor = i;
-			devfs_mk_cdev(MKDEV(PHONE_MAJOR,i),
-				S_IFCHR|S_IRUSR|S_IWUSR, "phone/%d", i);
 			mutex_unlock(&phone_lock);
 			return 0;
 		}

drivers/video/fbmem.c

···
 	fb_add_videomode(&mode, &fb_info->modelist);
 	registered_fb[i] = fb_info;
 
-	devfs_mk_cdev(MKDEV(FB_MAJOR, i),
-			S_IFCHR | S_IRUGO | S_IWUGO, "fb/%d", i);
 	event.info = fb_info;
 	blocking_notifier_call_chain(&fb_notifier_list,
 			    FB_EVENT_FB_REGISTERED, &event);

fs/coda/psdev.c

···
 		err = PTR_ERR(coda_psdev_class);
 		goto out_chrdev;
 	}		
-	for (i = 0; i < MAX_CODADEVS; i++) {
+	for (i = 0; i < MAX_CODADEVS; i++)
 		class_device_create(coda_psdev_class, NULL,
 				MKDEV(CODA_PSDEV_MAJOR,i), NULL, "cfs%d", i);
-		err = devfs_mk_cdev(MKDEV(CODA_PSDEV_MAJOR, i),
-				S_IFCHR|S_IRUSR|S_IWUSR, "coda/%d", i);
-		if (err)
-			goto out_class;
-	}
 	coda_sysctl_init();
 	goto out;
 
-out_class:
-	for (i = 0; i < MAX_CODADEVS; i++) 
-		class_device_destroy(coda_psdev_class, MKDEV(CODA_PSDEV_MAJOR, i));
-	class_destroy(coda_psdev_class);
 out_chrdev:
 	unregister_chrdev(CODA_PSDEV_MAJOR, "coda");
 out:

include/linux/devfs_fs_kernel.h

···
 #include <linux/types.h>
 #include <asm/semaphore.h>
 
-static inline int devfs_mk_cdev(dev_t dev, umode_t mode, const char *fmt, ...)
-{
-	return 0;
-}
 static inline void devfs_remove(const char *fmt, ...)
 {
 }