Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

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

[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

drivers/usb/core/devio.c

+17 −17
Original line number Diff line number Diff line
@@ -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);

drivers/usb/core/usb.h

+0 −1
Original line number Diff line number Diff line
@@ -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 */