[PATCH] devfs: Remove the mode field from usb_class_driver as it's no longer needed

Also fixes all drivers that set this field, and removes some other devfs
specfic USB logic.

Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

 drivers/usb/class/usblp.c           |    3 +--
 drivers/usb/core/file.c             |   19 ++++---------------
 drivers/usb/image/mdc800.c          |    3 +--
 drivers/usb/input/aiptek.c          |    2 +-
 drivers/usb/input/hiddev.c          |    3 +--
 drivers/usb/media/dabusb.c          |    3 +--
 drivers/usb/misc/auerswald.c        |    3 +--
 drivers/usb/misc/idmouse.c          |    5 ++---
 drivers/usb/misc/legousbtower.c     |    5 ++---
 drivers/usb/misc/rio500.c           |    3 +--
 drivers/usb/misc/sisusbvga/sisusb.c |    5 -----
 drivers/usb/misc/usblcd.c           |    9 ++++-----
 drivers/usb/usb-skeleton.c          |    3 +--
 include/linux/usb.h                 |    7 ++-----
 14 files changed, 22 insertions(+), 51 deletions(-)

14 files changed, 22 insertions, 51 deletions

diff --git a/drivers/usb/class/usblp.c b/drivers/usb/class/usblp.c
index e195709c9c7f..357e75335f17 100644
--- a/drivers/usb/class/usblp.c
+++ b/drivers/usb/class/usblp.c
@@ -844,9 +844,8 @@ static struct file_operations usblp_fops = {
 };
 
 static struct usb_class_driver usblp_class = {
-        .name =         "usb/lp%d",
+        .name =         "lp%d",
         .fops =         &usblp_fops,
-        .mode =         S_IFCHR | S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP,
         .minor_base =   USBLP_MINOR_BASE,
 };
 
diff --git a/drivers/usb/core/file.c b/drivers/usb/core/file.c
index 78cb4be9529f..e695308095ae 100644
--- a/drivers/usb/core/file.c
+++ b/drivers/usb/core/file.c
@@ -17,7 +17,6 @@
 
 #include <linux/config.h>
 #include <linux/module.h>
-#include <linux/devfs_fs_kernel.h>
 #include <linux/spinlock.h>
 #include <linux/errno.h>
 
@@ -88,8 +87,6 @@ int usb_major_init(void)
                 goto out;
         }
 
-        devfs_mk_dir("usb");
-
 out:
         return error;
 }
@@ -97,7 +94,6 @@ out:
 void usb_major_cleanup(void)
 {
         class_destroy(usb_class);
-        devfs_remove("usb");
         unregister_chrdev(USB_MAJOR, "usb");
 }
 
@@ -112,8 +108,7 @@ void usb_major_cleanup(void)
  * enabled, the minor number will be based on the next available free minor,
  * starting at the class_driver->minor_base.
  *
- * This function also creates the devfs file for the usb device, if devfs
- * is enabled, and creates a usb class device in the sysfs tree.
+ * This function also creates a usb class device in the sysfs tree.
  *
  * usb_deregister_dev() must be called when the driver is done with
  * the minor numbers given out by this function.
@@ -162,11 +157,8 @@ int usb_register_dev(struct usb_interface *intf,
 
         intf->minor = minor;
 
-        /* handle the devfs registration */
-        snprintf(name, BUS_ID_SIZE, class_driver->name, minor - minor_base);
-        devfs_mk_cdev(MKDEV(USB_MAJOR, minor), class_driver->mode, name);
-
         /* create a usb class device for this usb interface */
+        snprintf(name, BUS_ID_SIZE, class_driver->name, minor - minor_base);
         temp = strrchr(name, '/');
         if (temp && (temp[1] != 0x00))
                 ++temp;
@@ -179,7 +171,6 @@ int usb_register_dev(struct usb_interface *intf,
                 spin_lock (&minor_lock);
                 usb_minors[intf->minor] = NULL;
                 spin_unlock (&minor_lock);
-                devfs_remove (name);
                 retval = PTR_ERR(intf->class_dev);
         }
 exit:
@@ -197,9 +188,8 @@ EXPORT_SYMBOL(usb_register_dev);
  * call to usb_register_dev() (usually when the device is disconnected
  * from the system.)
  *
- * This function also cleans up the devfs file for the usb device, if devfs
- * is enabled, and removes the usb class device from the sysfs tree.
- * 
+ * This function also removes the usb class device from the sysfs tree.
+ *
  * This should be called by all drivers that use the USB major number.
  */
 void usb_deregister_dev(struct usb_interface *intf,
@@ -222,7 +212,6 @@ void usb_deregister_dev(struct usb_interface *intf,
         spin_unlock (&minor_lock);
 
         snprintf(name, BUS_ID_SIZE, class_driver->name, intf->minor - minor_base);
-        devfs_remove (name);
         class_device_destroy(usb_class, MKDEV(USB_MAJOR, intf->minor));
         intf->class_dev = NULL;
         intf->minor = -1;
diff --git a/drivers/usb/image/mdc800.c b/drivers/usb/image/mdc800.c
index a330a4b50e16..e4ec133ee74a 100644
--- a/drivers/usb/image/mdc800.c
+++ b/drivers/usb/image/mdc800.c
@@ -425,9 +425,8 @@ static void mdc800_usb_download_notify (struct urb *urb, struct pt_regs *res)
 static struct usb_driver mdc800_usb_driver;
 static struct file_operations mdc800_device_ops;
 static struct usb_class_driver mdc800_class = {
-        .name =         "usb/mdc800%d",
+        .name =         "mdc800%d",
         .fops =         &mdc800_device_ops,
-        .mode =         S_IFCHR | S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP,
         .minor_base =   MDC800_DEVICE_MINOR_BASE,
 };
 
diff --git a/drivers/usb/input/aiptek.c b/drivers/usb/input/aiptek.c
index 1c5205321d83..1c3b472a3bca 100644
--- a/drivers/usb/input/aiptek.c
+++ b/drivers/usb/input/aiptek.c
@@ -2154,7 +2154,7 @@ aiptek_probe(struct usb_interface *intf, const struct usb_device_id *id)
          * input_handles associated with this input device.
          * What identifies an evdev input_handler is that it begins
          * with 'event', continues with a digit, and that in turn
-         * is mapped to /{devfs}/input/eventN.
+         * is mapped to input/eventN.
          */
         list_for_each_safe(node, next, &inputdev->h_list) {
                 inputhandle = to_handle(node);
diff --git a/drivers/usb/input/hiddev.c b/drivers/usb/input/hiddev.c
index d32427818af7..440377c7a0da 100644
--- a/drivers/usb/input/hiddev.c
+++ b/drivers/usb/input/hiddev.c
@@ -732,9 +732,8 @@ static struct file_operations hiddev_fops = {
 };
 
 static struct usb_class_driver hiddev_class = {
-        .name =         "usb/hid/hiddev%d",
+        .name =         "hiddev%d",
         .fops =         &hiddev_fops,
-        .mode =         S_IFCHR | S_IRUGO | S_IWUSR,
         .minor_base =   HIDDEV_MINOR_BASE,
 };
 
diff --git a/drivers/usb/media/dabusb.c b/drivers/usb/media/dabusb.c
index 6ca2fae99d2d..27b23c55bbc7 100644
--- a/drivers/usb/media/dabusb.c
+++ b/drivers/usb/media/dabusb.c
@@ -707,9 +707,8 @@ static struct file_operations dabusb_fops =
 };
 
 static struct usb_class_driver dabusb_class = {
-        .name =         "usb/dabusb%d",
+        .name =         "dabusb%d",
         .fops =         &dabusb_fops,
-        .mode =         S_IFCHR | S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP,
         .minor_base =   DABUSB_MINOR,
 };
 
diff --git a/drivers/usb/misc/auerswald.c b/drivers/usb/misc/auerswald.c
index ae4681f9f0ea..5f33f7c64885 100644
--- a/drivers/usb/misc/auerswald.c
+++ b/drivers/usb/misc/auerswald.c
@@ -1873,9 +1873,8 @@ static struct file_operations auerswald_fops =
 };
 
 static struct usb_class_driver auerswald_class = {
-        .name =         "usb/auer%d",
+        .name =         "auer%d",
         .fops =         &auerswald_fops,
-        .mode =         S_IFCHR | S_IRUGO | S_IWUGO,
         .minor_base =   AUER_MINOR_BASE,
 };
 
diff --git a/drivers/usb/misc/idmouse.c b/drivers/usb/misc/idmouse.c
index 733acc213726..3944a55ed74c 100644
--- a/drivers/usb/misc/idmouse.c
+++ b/drivers/usb/misc/idmouse.c
@@ -105,11 +105,10 @@ static struct file_operations idmouse_fops = {
         .release = idmouse_release,
 };
 
-/* class driver information for devfs */
+/* class driver information */
 static struct usb_class_driver idmouse_class = {
-        .name = "usb/idmouse%d",
+        .name = "idmouse%d",
         .fops = &idmouse_fops,
-        .mode = S_IFCHR | S_IRUSR | S_IRGRP | S_IROTH, /* filemode (char, 444) */
         .minor_base = USB_IDMOUSE_MINOR_BASE,
 };
 
diff --git a/drivers/usb/misc/legousbtower.c b/drivers/usb/misc/legousbtower.c
index 7d06105763d4..2703e205bc8f 100644
--- a/drivers/usb/misc/legousbtower.c
+++ b/drivers/usb/misc/legousbtower.c
@@ -271,12 +271,11 @@ static struct file_operations tower_fops = {
 
 /*
  * usb class driver info in order to get a minor number from the usb core,
- * and to have the device registered with devfs and the driver core
+ * and to have the device registered with the driver core
  */
 static struct usb_class_driver tower_class = {
-        .name =         "usb/legousbtower%d",
+        .name =         "legousbtower%d",
         .fops =         &tower_fops,
-        .mode =         S_IFCHR | S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH,
         .minor_base =   LEGO_USB_TOWER_MINOR_BASE,
 };
 
diff --git a/drivers/usb/misc/rio500.c b/drivers/usb/misc/rio500.c
index 26f77e29c7a6..7d02d8ec6b1a 100644
--- a/drivers/usb/misc/rio500.c
+++ b/drivers/usb/misc/rio500.c
@@ -443,9 +443,8 @@ file_operations usb_rio_fops = {
 };
 
 static struct usb_class_driver usb_rio_class = {
-        .name =         "usb/rio500%d",
+        .name =         "rio500%d",
         .fops =         &usb_rio_fops,
-        .mode =         S_IFCHR | S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP,
         .minor_base =   RIO_MINOR,
 };
 
diff --git a/drivers/usb/misc/sisusbvga/sisusb.c b/drivers/usb/misc/sisusbvga/sisusb.c
index 39db3155723a..222ae9cd4c7c 100644
--- a/drivers/usb/misc/sisusbvga/sisusb.c
+++ b/drivers/usb/misc/sisusbvga/sisusb.c
@@ -3239,12 +3239,7 @@ static struct file_operations usb_sisusb_fops = {
 };
 
 static struct usb_class_driver usb_sisusb_class = {
-#if LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,13)
-        .name =         "usb/sisusbvga%d",
-        .mode =         S_IFCHR | S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP,
-#else
         .name =         "sisusbvga%d",
-#endif
         .fops =         &usb_sisusb_fops,
         .minor_base =   SISUSB_MINOR
 };
diff --git a/drivers/usb/misc/usblcd.c b/drivers/usb/misc/usblcd.c
index 096ab3029676..85f3725334b0 100644
--- a/drivers/usb/misc/usblcd.c
+++ b/drivers/usb/misc/usblcd.c
@@ -251,13 +251,12 @@ static struct file_operations lcd_fops = {
 };
 
 /*
- *  * usb class driver info in order to get a minor number from the usb core,
- *   * and to have the device registered with devfs and the driver core
- *    */
+ * usb class driver info in order to get a minor number from the usb core,
+ * and to have the device registered with the driver core
+ */
 static struct usb_class_driver lcd_class = {
-        .name =         "usb/lcd%d",
+        .name =         "lcd%d",
         .fops =         &lcd_fops,
-        .mode =         S_IFCHR | S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH,
         .minor_base =   USBLCD_MINOR,
 };
 
diff --git a/drivers/usb/usb-skeleton.c b/drivers/usb/usb-skeleton.c
index 353f24d45bc1..6c3a53f8f26c 100644
--- a/drivers/usb/usb-skeleton.c
+++ b/drivers/usb/usb-skeleton.c
@@ -223,9 +223,8 @@ static struct file_operations skel_fops = {
  * and to have the device registered with devfs and the driver core
  */
 static struct usb_class_driver skel_class = {
-        .name =         "usb/skel%d",
+        .name =         "skel%d",
         .fops =         &skel_fops,
-        .mode =         S_IFCHR | S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH,
         .minor_base =   USB_SKEL_MINOR_BASE,
 };
 
diff --git a/include/linux/usb.h b/include/linux/usb.h
index 4512210e97e7..04502e183dd1 100644
--- a/include/linux/usb.h
+++ b/include/linux/usb.h
@@ -576,10 +576,8 @@ extern struct bus_type usb_bus_type;
 
 /**
  * struct usb_class_driver - identifies a USB driver that wants to use the USB major number
- * @name: devfs name for this driver.  Will also be used by the driver
- *      class code to create a usb class device.
+ * @name: the usb class device name for this driver.  Will show up in sysfs.
  * @fops: pointer to the struct file_operations of this driver.
- * @mode: the mode for the devfs file to be created for this driver.
  * @minor_base: the start of the minor range for this driver.
  *
  * This structure is used for the usb_register_dev() and
@@ -589,8 +587,7 @@ extern struct bus_type usb_bus_type;
 struct usb_class_driver {
         char *name;
         struct file_operations *fops;
-        mode_t mode;
-        int minor_base; 
+        int minor_base;
 };
 
 /*