device create: char: convert device_create to device_create_drvdata
device_create() is race-prone, so use the race-free device_create_drvdata() instead as device_create() is going away. Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Родитель
f79f060561
Коммит
47aa5793f7
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@ -500,7 +500,8 @@ static int __init dsp56k_init_driver(void)
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err = PTR_ERR(dsp56k_class);
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goto out_chrdev;
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}
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device_create(dsp56k_class, NULL, MKDEV(DSP56K_MAJOR, 0), "dsp56k");
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device_create_drvdata(dsp56k_class, NULL, MKDEV(DSP56K_MAJOR, 0),
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NULL, "dsp56k");
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printk(banner);
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goto out;
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@ -718,12 +718,12 @@ ip2_loadmain(int *iop, int *irqp)
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}
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if ( NULL != ( pB = i2BoardPtrTable[i] ) ) {
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device_create(ip2_class, NULL,
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MKDEV(IP2_IPL_MAJOR, 4 * i),
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"ipl%d", i);
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device_create(ip2_class, NULL,
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MKDEV(IP2_IPL_MAJOR, 4 * i + 1),
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"stat%d", i);
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device_create_drvdata(ip2_class, NULL,
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MKDEV(IP2_IPL_MAJOR, 4 * i),
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NULL, "ipl%d", i);
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device_create_drvdata(ip2_class, NULL,
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MKDEV(IP2_IPL_MAJOR, 4 * i + 1),
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NULL, "stat%d", i);
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for ( box = 0; box < ABS_MAX_BOXES; ++box )
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{
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@ -871,7 +871,7 @@ static void ipmi_new_smi(int if_num, struct device *device)
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entry->dev = dev;
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mutex_lock(®_list_mutex);
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device_create(ipmi_class, device, dev, "ipmi%d", if_num);
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device_create_drvdata(ipmi_class, device, dev, NULL, "ipmi%d", if_num);
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list_add(&entry->link, ®_list);
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mutex_unlock(®_list_mutex);
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}
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@ -4599,8 +4599,9 @@ static int __init istallion_module_init(void)
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istallion_class = class_create(THIS_MODULE, "staliomem");
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for (i = 0; i < 4; i++)
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device_create(istallion_class, NULL, MKDEV(STL_SIOMEMMAJOR, i),
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"staliomem%d", i);
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device_create_drvdata(istallion_class, NULL,
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MKDEV(STL_SIOMEMMAJOR, i),
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NULL, "staliomem%d", i);
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return 0;
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err_deinit:
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@ -813,7 +813,8 @@ static int lp_register(int nr, struct parport *port)
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if (reset)
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lp_reset(nr);
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device_create(lp_class, port->dev, MKDEV(LP_MAJOR, nr), "lp%d", nr);
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device_create_drvdata(lp_class, port->dev, MKDEV(LP_MAJOR, nr), NULL,
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"lp%d", nr);
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printk(KERN_INFO "lp%d: using %s (%s).\n", nr, port->name,
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(port->irq == PARPORT_IRQ_NONE)?"polling":"interrupt-driven");
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@ -989,9 +989,9 @@ static int __init chr_dev_init(void)
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mem_class = class_create(THIS_MODULE, "mem");
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for (i = 0; i < ARRAY_SIZE(devlist); i++)
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device_create(mem_class, NULL,
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MKDEV(MEM_MAJOR, devlist[i].minor),
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devlist[i].name);
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device_create_drvdata(mem_class, NULL,
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MKDEV(MEM_MAJOR, devlist[i].minor),
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NULL, devlist[i].name);
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return 0;
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}
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@ -217,8 +217,8 @@ int misc_register(struct miscdevice * misc)
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misc_minors[misc->minor >> 3] |= 1 << (misc->minor & 7);
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dev = MKDEV(MISC_MAJOR, misc->minor);
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misc->this_device = device_create(misc_class, misc->parent, dev,
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"%s", misc->name);
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misc->this_device = device_create_drvdata(misc_class, misc->parent,
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dev, NULL, "%s", misc->name);
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if (IS_ERR(misc->this_device)) {
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err = PTR_ERR(misc->this_device);
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goto out;
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@ -1896,7 +1896,7 @@ static int cm4000_probe(struct pcmcia_device *link)
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return ret;
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}
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device_create(cmm_class, NULL, MKDEV(major, i), "cmm%d", i);
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device_create_drvdata(cmm_class, NULL, MKDEV(major, i), NULL, "cmm%d", i);
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return 0;
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}
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@ -653,7 +653,8 @@ static int reader_probe(struct pcmcia_device *link)
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return ret;
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}
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device_create(cmx_class, NULL, MKDEV(major, i), "cmx%d", i);
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device_create_drvdata(cmx_class, NULL, MKDEV(major, i), NULL,
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"cmx%d", i);
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return 0;
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}
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@ -752,8 +752,9 @@ static const struct file_operations pp_fops = {
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static void pp_attach(struct parport *port)
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{
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device_create(ppdev_class, port->dev, MKDEV(PP_MAJOR, port->number),
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"parport%d", port->number);
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device_create_drvdata(ppdev_class, port->dev,
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MKDEV(PP_MAJOR, port->number),
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NULL, "parport%d", port->number);
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}
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static void pp_detach(struct parport *port)
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@ -131,8 +131,8 @@ raw_ioctl(struct inode *inode, struct file *filp,
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static void bind_device(struct raw_config_request *rq)
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{
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device_destroy(raw_class, MKDEV(RAW_MAJOR, rq->raw_minor));
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device_create(raw_class, NULL, MKDEV(RAW_MAJOR, rq->raw_minor),
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"raw%d", rq->raw_minor);
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device_create_drvdata(raw_class, NULL, MKDEV(RAW_MAJOR, rq->raw_minor),
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NULL, "raw%d", rq->raw_minor);
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}
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/*
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@ -283,7 +283,8 @@ static int __init raw_init(void)
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ret = PTR_ERR(raw_class);
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goto error_region;
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}
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device_create(raw_class, NULL, MKDEV(RAW_MAJOR, 0), "rawctl");
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device_create_drvdata(raw_class, NULL, MKDEV(RAW_MAJOR, 0), NULL,
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"rawctl");
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return 0;
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@ -444,7 +444,8 @@ scdrv_init(void)
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continue;
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}
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device_create(snsc_class, NULL, dev, "%s", devname);
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device_create_drvdata(snsc_class, NULL, dev, NULL,
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"%s", devname);
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ia64_sn_irtr_intr_enable(scd->scd_nasid,
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0 /*ignored */ ,
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@ -4753,8 +4753,8 @@ static int __init stallion_module_init(void)
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if (IS_ERR(stallion_class))
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printk("STALLION: failed to create class\n");
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for (i = 0; i < 4; i++)
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device_create(stallion_class, NULL, MKDEV(STL_SIOMEMMAJOR, i),
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"staliomem%d", i);
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device_create_drvdata(stallion_class, NULL, MKDEV(STL_SIOMEMMAJOR, i),
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NULL, "staliomem%d", i);
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return 0;
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err_unrtty:
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@ -4045,7 +4045,7 @@ struct device *tty_register_device(struct tty_driver *driver, unsigned index,
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else
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tty_line_name(driver, index, name);
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return device_create(tty_class, device, dev, name);
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return device_create_drvdata(tty_class, device, dev, NULL, name);
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}
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/**
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@ -4323,20 +4323,22 @@ static int __init tty_init(void)
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if (cdev_add(&tty_cdev, MKDEV(TTYAUX_MAJOR, 0), 1) ||
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register_chrdev_region(MKDEV(TTYAUX_MAJOR, 0), 1, "/dev/tty") < 0)
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panic("Couldn't register /dev/tty driver\n");
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device_create(tty_class, NULL, MKDEV(TTYAUX_MAJOR, 0), "tty");
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device_create_drvdata(tty_class, NULL, MKDEV(TTYAUX_MAJOR, 0), NULL,
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"tty");
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cdev_init(&console_cdev, &console_fops);
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if (cdev_add(&console_cdev, MKDEV(TTYAUX_MAJOR, 1), 1) ||
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register_chrdev_region(MKDEV(TTYAUX_MAJOR, 1), 1, "/dev/console") < 0)
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panic("Couldn't register /dev/console driver\n");
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device_create(tty_class, NULL, MKDEV(TTYAUX_MAJOR, 1), "console");
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device_create_drvdata(tty_class, NULL, MKDEV(TTYAUX_MAJOR, 1), NULL,
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"console");
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#ifdef CONFIG_UNIX98_PTYS
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cdev_init(&ptmx_cdev, &ptmx_fops);
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if (cdev_add(&ptmx_cdev, MKDEV(TTYAUX_MAJOR, 2), 1) ||
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register_chrdev_region(MKDEV(TTYAUX_MAJOR, 2), 1, "/dev/ptmx") < 0)
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panic("Couldn't register /dev/ptmx driver\n");
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device_create(tty_class, NULL, MKDEV(TTYAUX_MAJOR, 2), "ptmx");
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device_create_drvdata(tty_class, NULL, MKDEV(TTYAUX_MAJOR, 2), NULL, "ptmx");
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#endif
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#ifdef CONFIG_VT
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@ -4344,7 +4346,7 @@ static int __init tty_init(void)
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if (cdev_add(&vc0_cdev, MKDEV(TTY_MAJOR, 0), 1) ||
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register_chrdev_region(MKDEV(TTY_MAJOR, 0), 1, "/dev/vc/0") < 0)
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panic("Couldn't register /dev/tty0 driver\n");
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device_create(tty_class, NULL, MKDEV(TTY_MAJOR, 0), "tty0");
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device_create_drvdata(tty_class, NULL, MKDEV(TTY_MAJOR, 0), NULL, "tty0");
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vty_init();
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#endif
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@ -481,10 +481,10 @@ static struct class *vc_class;
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void vcs_make_sysfs(struct tty_struct *tty)
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{
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device_create(vc_class, NULL, MKDEV(VCS_MAJOR, tty->index + 1),
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"vcs%u", tty->index + 1);
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device_create(vc_class, NULL, MKDEV(VCS_MAJOR, tty->index + 129),
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"vcsa%u", tty->index + 1);
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device_create_drvdata(vc_class, NULL, MKDEV(VCS_MAJOR, tty->index + 1),
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NULL, "vcs%u", tty->index + 1);
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device_create_drvdata(vc_class, NULL, MKDEV(VCS_MAJOR, tty->index + 129),
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NULL, "vcsa%u", tty->index + 1);
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}
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void vcs_remove_sysfs(struct tty_struct *tty)
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@ -499,7 +499,7 @@ int __init vcs_init(void)
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panic("unable to get major %d for vcs device", VCS_MAJOR);
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vc_class = class_create(THIS_MODULE, "vc");
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device_create(vc_class, NULL, MKDEV(VCS_MAJOR, 0), "vcs");
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device_create(vc_class, NULL, MKDEV(VCS_MAJOR, 128), "vcsa");
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device_create_drvdata(vc_class, NULL, MKDEV(VCS_MAJOR, 0), NULL, "vcs");
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device_create_drvdata(vc_class, NULL, MKDEV(VCS_MAJOR, 128), NULL, "vcsa");
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return 0;
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}
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@ -886,10 +886,10 @@ static int viotape_probe(struct vio_dev *vdev, const struct vio_device_id *id)
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state[i].cur_part = 0;
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for (j = 0; j < MAX_PARTITIONS; ++j)
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state[i].part_stat_rwi[j] = VIOT_IDLE;
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device_create(tape_class, NULL, MKDEV(VIOTAPE_MAJOR, i),
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"iseries!vt%d", i);
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device_create(tape_class, NULL, MKDEV(VIOTAPE_MAJOR, i | 0x80),
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"iseries!nvt%d", i);
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device_create_drvdata(tape_class, NULL, MKDEV(VIOTAPE_MAJOR, i),
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NULL, "iseries!vt%d", i);
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device_create_drvdata(tape_class, NULL, MKDEV(VIOTAPE_MAJOR, i | 0x80),
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NULL, "iseries!nvt%d", i);
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printk(VIOTAPE_KERN_INFO "tape iseries/vt%d is iSeries "
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"resource %10.10s type %4.4s, model %3.3s\n",
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i, viotape_unitinfo[i].rsrcname,
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@ -3425,9 +3425,10 @@ int register_con_driver(const struct consw *csw, int first, int last)
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if (retval)
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goto err;
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con_driver->dev = device_create(vtconsole_class, NULL,
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MKDEV(0, con_driver->node),
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"vtcon%i", con_driver->node);
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con_driver->dev = device_create_drvdata(vtconsole_class, NULL,
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MKDEV(0, con_driver->node),
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NULL, "vtcon%i",
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con_driver->node);
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if (IS_ERR(con_driver->dev)) {
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printk(KERN_WARNING "Unable to create device for %s; "
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@ -3535,9 +3536,10 @@ static int __init vtconsole_class_init(void)
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struct con_driver *con = ®istered_con_driver[i];
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if (con->con && !con->dev) {
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con->dev = device_create(vtconsole_class, NULL,
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MKDEV(0, con->node),
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"vtcon%i", con->node);
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con->dev = device_create_drvdata(vtconsole_class, NULL,
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MKDEV(0, con->node),
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NULL, "vtcon%i",
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con->node);
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if (IS_ERR(con->dev)) {
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printk(KERN_WARNING "Unable to create "
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@ -658,8 +658,9 @@ static int __devinit hwicap_setup(struct device *dev, int id,
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dev_err(dev, "cdev_add() failed\n");
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goto failed3;
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}
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/* devfs_mk_cdev(devt, S_IFCHR|S_IRUGO|S_IWUGO, DRIVER_NAME); */
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device_create(icap_class, dev, devt, "%s%d", DRIVER_NAME, id);
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device_create_drvdata(icap_class, dev, devt, NULL,
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"%s%d", DRIVER_NAME, id);
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return 0; /* success */
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failed3:
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