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path: root/drivers/usb/core/devio.c
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Diffstat (limited to 'drivers/usb/core/devio.c')
-rw-r--r--drivers/usb/core/devio.c20
1 files changed, 12 insertions, 8 deletions
diff --git a/drivers/usb/core/devio.c b/drivers/usb/core/devio.c
index 26fece124e0e..7513bb083c15 100644
--- a/drivers/usb/core/devio.c
+++ b/drivers/usb/core/devio.c
@@ -1700,7 +1700,7 @@ const struct file_operations usbdev_file_operations = {
1700 .release = usbdev_release, 1700 .release = usbdev_release,
1701}; 1701};
1702 1702
1703void usb_fs_classdev_common_remove(struct usb_device *udev) 1703static void usbdev_remove(struct usb_device *udev)
1704{ 1704{
1705 struct dev_state *ps; 1705 struct dev_state *ps;
1706 struct siginfo sinfo; 1706 struct siginfo sinfo;
@@ -1742,10 +1742,15 @@ static void usb_classdev_remove(struct usb_device *dev)
1742{ 1742{
1743 if (dev->usb_classdev) 1743 if (dev->usb_classdev)
1744 device_unregister(dev->usb_classdev); 1744 device_unregister(dev->usb_classdev);
1745 usb_fs_classdev_common_remove(dev);
1746} 1745}
1747 1746
1748static int usb_classdev_notify(struct notifier_block *self, 1747#else
1748#define usb_classdev_add(dev) 0
1749#define usb_classdev_remove(dev) do {} while (0)
1750
1751#endif
1752
1753static int usbdev_notify(struct notifier_block *self,
1749 unsigned long action, void *dev) 1754 unsigned long action, void *dev)
1750{ 1755{
1751 switch (action) { 1756 switch (action) {
@@ -1755,15 +1760,15 @@ static int usb_classdev_notify(struct notifier_block *self,
1755 break; 1760 break;
1756 case USB_DEVICE_REMOVE: 1761 case USB_DEVICE_REMOVE:
1757 usb_classdev_remove(dev); 1762 usb_classdev_remove(dev);
1763 usbdev_remove(dev);
1758 break; 1764 break;
1759 } 1765 }
1760 return NOTIFY_OK; 1766 return NOTIFY_OK;
1761} 1767}
1762 1768
1763static struct notifier_block usbdev_nb = { 1769static struct notifier_block usbdev_nb = {
1764 .notifier_call = usb_classdev_notify, 1770 .notifier_call = usbdev_notify,
1765}; 1771};
1766#endif
1767 1772
1768static struct cdev usb_device_cdev; 1773static struct cdev usb_device_cdev;
1769 1774
@@ -1798,9 +1803,8 @@ int __init usb_devio_init(void)
1798 * to /sys/dev 1803 * to /sys/dev
1799 */ 1804 */
1800 usb_classdev_class->dev_kobj = NULL; 1805 usb_classdev_class->dev_kobj = NULL;
1801
1802 usb_register_notify(&usbdev_nb);
1803#endif 1806#endif
1807 usb_register_notify(&usbdev_nb);
1804out: 1808out:
1805 return retval; 1809 return retval;
1806 1810
@@ -1811,8 +1815,8 @@ error_cdev:
1811 1815
1812void usb_devio_cleanup(void) 1816void usb_devio_cleanup(void)
1813{ 1817{
1814#ifdef CONFIG_USB_DEVICE_CLASS
1815 usb_unregister_notify(&usbdev_nb); 1818 usb_unregister_notify(&usbdev_nb);
1819#ifdef CONFIG_USB_DEVICE_CLASS
1816 class_destroy(usb_classdev_class); 1820 class_destroy(usb_classdev_class);
1817#endif 1821#endif
1818 cdev_del(&usb_device_cdev); 1822 cdev_del(&usb_device_cdev);