5 files changed, 24 insertions, 8 deletions

diff --git a/drivers/char/hvcs.c b/drivers/char/hvcs.c
index c76bccf5354d..7d64e4230e66 100644
--- a/drivers/char/hvcs.c
+++ b/drivers/char/hvcs.c
@@ -347,7 +347,7 @@ static void __exit hvcs_module_exit(void);
 
 static inline struct hvcs_struct *from_vio_dev(struct vio_dev *viod)
 {
-        return viod->dev.driver_data;
+        return dev_get_drvdata(&viod->dev);
 }
 /* The sysfs interface for the driver and devices */
 
@@ -785,7 +785,7 @@ static int __devinit hvcs_probe(
         kref_init(&hvcsd->kref);
 
         hvcsd->vdev = dev;
-        dev->dev.driver_data = hvcsd;
+        dev_set_drvdata(&dev->dev, hvcsd);
 
         hvcsd->index = index;
 
@@ -831,7 +831,7 @@ static int __devinit hvcs_probe(
 
 static int __devexit hvcs_remove(struct vio_dev *dev)
 {
-        struct hvcs_struct *hvcsd = dev->dev.driver_data;
+        struct hvcs_struct *hvcsd = dev_get_drvdata(&dev->dev);
         unsigned long flags;
         struct tty_struct *tty;
 
diff --git a/drivers/char/hw_random/core.c b/drivers/char/hw_random/core.c
index e5d583c84e4f..fc93e2fc7c71 100644
--- a/drivers/char/hw_random/core.c
+++ b/drivers/char/hw_random/core.c
@@ -153,6 +153,7 @@ static const struct file_operations rng_chrdev_ops = {
 static struct miscdevice rng_miscdev = {
         .minor          = RNG_MISCDEV_MINOR,
         .name           = RNG_MODULE_NAME,
+        .devnode        = "hwrng",
         .fops           = &rng_chrdev_ops,
 };
 
diff --git a/drivers/char/ipmi/ipmi_si_intf.c b/drivers/char/ipmi/ipmi_si_intf.c
index 259644646b82..d2e698096ace 100644
--- a/drivers/char/ipmi/ipmi_si_intf.c
+++ b/drivers/char/ipmi/ipmi_si_intf.c
@@ -2375,14 +2375,14 @@ static int __devinit ipmi_of_probe(struct of_device *dev,
                 info->io.addr_data, info->io.regsize, info->io.regspacing,
                 info->irq);
 
-        dev->dev.driver_data = (void *) info;
+        dev_set_drvdata(&dev->dev, info);
 
         return try_smi_init(info);
 }
 
 static int __devexit ipmi_of_remove(struct of_device *dev)
 {
-        cleanup_one_si(dev->dev.driver_data);
+        cleanup_one_si(dev_get_drvdata(&dev->dev));
         return 0;
 }
 
diff --git a/drivers/char/misc.c b/drivers/char/misc.c
index a5e0db9d7662..62c99fa59e2b 100644
--- a/drivers/char/misc.c
+++ b/drivers/char/misc.c
@@ -168,7 +168,6 @@ static const struct file_operations misc_fops = {
         .open           = misc_open,
 };
 
-
 /**
  *      misc_register   -       register a miscellaneous device
  *      @misc: device structure
@@ -217,8 +216,8 @@ int misc_register(struct miscdevice * misc)
                 misc_minors[misc->minor >> 3] |= 1 << (misc->minor & 7);
         dev = MKDEV(MISC_MAJOR, misc->minor);
 
-        misc->this_device = device_create(misc_class, misc->parent, dev, NULL,
-                                          "%s", misc->name);
+        misc->this_device = device_create(misc_class, misc->parent, dev,
+                                          misc, "%s", misc->name);
         if (IS_ERR(misc->this_device)) {
                 err = PTR_ERR(misc->this_device);
                 goto out;
@@ -264,6 +263,15 @@ int misc_deregister(struct miscdevice *misc)
 EXPORT_SYMBOL(misc_register);
 EXPORT_SYMBOL(misc_deregister);
 
+static char *misc_nodename(struct device *dev)
+{
+        struct miscdevice *c = dev_get_drvdata(dev);
+
+        if (c->devnode)
+                return kstrdup(c->devnode, GFP_KERNEL);
+        return NULL;
+}
+
 static int __init misc_init(void)
 {
         int err;
@@ -279,6 +287,7 @@ static int __init misc_init(void)
         err = -EIO;
         if (register_chrdev(MISC_MAJOR,"misc",&misc_fops))
                 goto fail_printk;
+        misc_class->nodename = misc_nodename;
         return 0;
 
 fail_printk:
diff --git a/drivers/char/raw.c b/drivers/char/raw.c
index db32f0e4c7dd..05f9d18b9361 100644
--- a/drivers/char/raw.c
+++ b/drivers/char/raw.c
@@ -261,6 +261,11 @@ static const struct file_operations raw_ctl_fops = {
 
 static struct cdev raw_cdev;
 
+static char *raw_nodename(struct device *dev)
+{
+        return kasprintf(GFP_KERNEL, "raw/%s", dev_name(dev));
+}
+
 static int __init raw_init(void)
 {
         dev_t dev = MKDEV(RAW_MAJOR, 0);
@@ -284,6 +289,7 @@ static int __init raw_init(void)
                 ret = PTR_ERR(raw_class);
                 goto error_region;
         }
+        raw_class->nodename = raw_nodename;
         device_create(raw_class, NULL, MKDEV(RAW_MAJOR, 0), NULL, "rawctl");
 
         return 0;