Commit 4592bf5a authored by Greg Kroah-Hartman's avatar Greg Kroah-Hartman

[PATCH] USB: remove the global function usbdev_lookup_minor

It's only used locally.
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent 3e8a556a
......@@ -517,6 +517,23 @@ static int check_ctrlrecip(struct dev_state *ps, unsigned int requesttype, unsig
return ret;
}
static struct usb_device *usbdev_lookup_minor(int minor)
{
struct class_device *class_dev;
struct usb_device *dev = NULL;
down(&usb_device_class->sem);
list_for_each_entry(class_dev, &usb_device_class->children, node) {
if (class_dev->devt == MKDEV(USB_DEVICE_MAJOR, minor)) {
dev = class_dev->class_data;
break;
}
}
up(&usb_device_class->sem);
return dev;
};
/*
* file operations
*/
......@@ -1533,23 +1550,6 @@ struct file_operations usbfs_device_file_operations = {
.release = usbdev_release,
};
struct usb_device *usbdev_lookup_minor(int minor)
{
struct class_device *class_dev;
struct usb_device *dev = NULL;
down(&usb_device_class->sem);
list_for_each_entry(class_dev, &usb_device_class->children, node) {
if (class_dev->devt == MKDEV(USB_DEVICE_MAJOR, minor)) {
dev = class_dev->class_data;
break;
}
}
up(&usb_device_class->sem);
return dev;
};
void usbdev_add(struct usb_device *dev)
{
int minor = ((dev->bus->busnum-1) * 128) + (dev->devnum-1);
......
......@@ -64,7 +64,6 @@ extern int usbdev_init(void);
extern void usbdev_cleanup(void);
extern void usbdev_add(struct usb_device *dev);
extern void usbdev_remove(struct usb_device *dev);
extern struct usb_device *usbdev_lookup_minor(int minor);
struct dev_state {
struct list_head list; /* state list */
......
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