From 9b6f0c4b98171f2a354e1e461fefa90ec2baafa6 Mon Sep 17 00:00:00 2001
From: Valentina Manea <valentina.manea.m@gmail.com>
Date: Mon, 10 Mar 2014 10:36:40 +0200
Subject: usbcore: rename struct dev_state to struct usb_dev_state

Since it is needed outside usbcore and exposed in include/linux/usb.h,
it conflicts with enum dev_state in rt2x00 wireless driver.

Mark it as usb specific to avoid conflicts in the future.

Signed-off-by: Valentina Manea <valentina.manea.m@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/usbip/stub_dev.c b/drivers/staging/usbip/stub_dev.c
index 952743c..773d8ca 100644
--- a/drivers/staging/usbip/stub_dev.c
+++ b/drivers/staging/usbip/stub_dev.c
@@ -395,7 +395,7 @@ static int stub_probe(struct usb_device *udev)
 	 * (struct dev_state) as long as it is unique.
 	 */
 	rc = usb_hub_claim_port(udev->parent, udev->portnum,
-			(struct dev_state *) udev);
+			(struct usb_dev_state *) udev);
 	if (rc) {
 		dev_dbg(&udev->dev, "unable to claim port\n");
 		return rc;
@@ -464,7 +464,7 @@ static void stub_disconnect(struct usb_device *udev)
 
 	/* release port */
 	rc = usb_hub_release_port(udev->parent, udev->portnum,
-				  (struct dev_state *) udev);
+				  (struct usb_dev_state *) udev);
 	if (rc) {
 		dev_dbg(&udev->dev, "unable to release port\n");
 		return;
diff --git a/drivers/usb/core/devio.c b/drivers/usb/core/devio.c
index 90e18f6..2a8afe6 100644
--- a/drivers/usb/core/devio.c
+++ b/drivers/usb/core/devio.c
@@ -62,7 +62,7 @@
 /* Mutual exclusion for removal, open, and release */
 DEFINE_MUTEX(usbfs_mutex);
 
-struct dev_state {
+struct usb_dev_state {
 	struct list_head list;      /* state list */
 	struct usb_device *dev;
 	struct file *file;
@@ -81,7 +81,7 @@ struct dev_state {
 
 struct async {
 	struct list_head asynclist;
-	struct dev_state *ps;
+	struct usb_dev_state *ps;
 	struct pid *pid;
 	const struct cred *cred;
 	unsigned int signr;
@@ -151,7 +151,7 @@ static void usbfs_decrease_memory_usage(unsigned amount)
 	atomic_sub(amount, &usbfs_memory_usage);
 }
 
-static int connected(struct dev_state *ps)
+static int connected(struct usb_dev_state *ps)
 {
 	return (!list_empty(&ps->list) &&
 			ps->dev->state != USB_STATE_NOTATTACHED);
@@ -184,7 +184,7 @@ static loff_t usbdev_lseek(struct file *file, loff_t offset, int orig)
 static ssize_t usbdev_read(struct file *file, char __user *buf, size_t nbytes,
 			   loff_t *ppos)
 {
-	struct dev_state *ps = file->private_data;
+	struct usb_dev_state *ps = file->private_data;
 	struct usb_device *dev = ps->dev;
 	ssize_t ret = 0;
 	unsigned len;
@@ -307,7 +307,7 @@ static void free_async(struct async *as)
 
 static void async_newpending(struct async *as)
 {
-	struct dev_state *ps = as->ps;
+	struct usb_dev_state *ps = as->ps;
 	unsigned long flags;
 
 	spin_lock_irqsave(&ps->lock, flags);
@@ -317,7 +317,7 @@ static void async_newpending(struct async *as)
 
 static void async_removepending(struct async *as)
 {
-	struct dev_state *ps = as->ps;
+	struct usb_dev_state *ps = as->ps;
 	unsigned long flags;
 
 	spin_lock_irqsave(&ps->lock, flags);
@@ -325,7 +325,7 @@ static void async_removepending(struct async *as)
 	spin_unlock_irqrestore(&ps->lock, flags);
 }
 
-static struct async *async_getcompleted(struct dev_state *ps)
+static struct async *async_getcompleted(struct usb_dev_state *ps)
 {
 	unsigned long flags;
 	struct async *as = NULL;
@@ -340,7 +340,7 @@ static struct async *async_getcompleted(struct dev_state *ps)
 	return as;
 }
 
-static struct async *async_getpending(struct dev_state *ps,
+static struct async *async_getpending(struct usb_dev_state *ps,
 					     void __user *userurb)
 {
 	struct async *as;
@@ -448,7 +448,7 @@ static int copy_urb_data_to_user(u8 __user *userbuffer, struct urb *urb)
 #define AS_CONTINUATION	1
 #define AS_UNLINK	2
 
-static void cancel_bulk_urbs(struct dev_state *ps, unsigned bulk_addr)
+static void cancel_bulk_urbs(struct usb_dev_state *ps, unsigned bulk_addr)
 __releases(ps->lock)
 __acquires(ps->lock)
 {
@@ -489,7 +489,7 @@ __acquires(ps->lock)
 static void async_completed(struct urb *urb)
 {
 	struct async *as = urb->context;
-	struct dev_state *ps = as->ps;
+	struct usb_dev_state *ps = as->ps;
 	struct siginfo sinfo;
 	struct pid *pid = NULL;
 	u32 secid = 0;
@@ -529,7 +529,7 @@ static void async_completed(struct urb *urb)
 	wake_up(&ps->wait);
 }
 
-static void destroy_async(struct dev_state *ps, struct list_head *list)
+static void destroy_async(struct usb_dev_state *ps, struct list_head *list)
 {
 	struct urb *urb;
 	struct async *as;
@@ -551,7 +551,7 @@ static void destroy_async(struct dev_state *ps, struct list_head *list)
 	spin_unlock_irqrestore(&ps->lock, flags);
 }
 
-static void destroy_async_on_interface(struct dev_state *ps,
+static void destroy_async_on_interface(struct usb_dev_state *ps,
 				       unsigned int ifnum)
 {
 	struct list_head *p, *q, hitlist;
@@ -566,7 +566,7 @@ static void destroy_async_on_interface(struct dev_state *ps,
 	destroy_async(ps, &hitlist);
 }
 
-static void destroy_all_async(struct dev_state *ps)
+static void destroy_all_async(struct usb_dev_state *ps)
 {
 	destroy_async(ps, &ps->async_pending);
 }
@@ -585,7 +585,7 @@ static int driver_probe(struct usb_interface *intf,
 
 static void driver_disconnect(struct usb_interface *intf)
 {
-	struct dev_state *ps = usb_get_intfdata(intf);
+	struct usb_dev_state *ps = usb_get_intfdata(intf);
 	unsigned int ifnum = intf->altsetting->desc.bInterfaceNumber;
 
 	if (!ps)
@@ -628,7 +628,7 @@ struct usb_driver usbfs_driver = {
 	.resume =	driver_resume,
 };
 
-static int claimintf(struct dev_state *ps, unsigned int ifnum)
+static int claimintf(struct usb_dev_state *ps, unsigned int ifnum)
 {
 	struct usb_device *dev = ps->dev;
 	struct usb_interface *intf;
@@ -650,7 +650,7 @@ static int claimintf(struct dev_state *ps, unsigned int ifnum)
 	return err;
 }
 
-static int releaseintf(struct dev_state *ps, unsigned int ifnum)
+static int releaseintf(struct usb_dev_state *ps, unsigned int ifnum)
 {
 	struct usb_device *dev;
 	struct usb_interface *intf;
@@ -670,7 +670,7 @@ static int releaseintf(struct dev_state *ps, unsigned int ifnum)
 	return err;
 }
 
-static int checkintf(struct dev_state *ps, unsigned int ifnum)
+static int checkintf(struct usb_dev_state *ps, unsigned int ifnum)
 {
 	if (ps->dev->state != USB_STATE_CONFIGURED)
 		return -EHOSTUNREACH;
@@ -710,7 +710,7 @@ static int findintfep(struct usb_device *dev, unsigned int ep)
 	return -ENOENT;
 }
 
-static int check_ctrlrecip(struct dev_state *ps, unsigned int requesttype,
+static int check_ctrlrecip(struct usb_dev_state *ps, unsigned int requesttype,
 			   unsigned int request, unsigned int index)
 {
 	int ret = 0;
@@ -791,11 +791,11 @@ static struct usb_device *usbdev_lookup_by_devt(dev_t devt)
 static int usbdev_open(struct inode *inode, struct file *file)
 {
 	struct usb_device *dev = NULL;
-	struct dev_state *ps;
+	struct usb_dev_state *ps;
 	int ret;
 
 	ret = -ENOMEM;
-	ps = kmalloc(sizeof(struct dev_state), GFP_KERNEL);
+	ps = kmalloc(sizeof(struct usb_dev_state), GFP_KERNEL);
 	if (!ps)
 		goto out_free_ps;
 
@@ -852,7 +852,7 @@ static int usbdev_open(struct inode *inode, struct file *file)
 
 static int usbdev_release(struct inode *inode, struct file *file)
 {
-	struct dev_state *ps = file->private_data;
+	struct usb_dev_state *ps = file->private_data;
 	struct usb_device *dev = ps->dev;
 	unsigned int ifnum;
 	struct async *as;
@@ -883,7 +883,7 @@ static int usbdev_release(struct inode *inode, struct file *file)
 	return 0;
 }
 
-static int proc_control(struct dev_state *ps, void __user *arg)
+static int proc_control(struct usb_dev_state *ps, void __user *arg)
 {
 	struct usb_device *dev = ps->dev;
 	struct usbdevfs_ctrltransfer ctrl;
@@ -970,7 +970,7 @@ static int proc_control(struct dev_state *ps, void __user *arg)
 	return ret;
 }
 
-static int proc_bulk(struct dev_state *ps, void __user *arg)
+static int proc_bulk(struct usb_dev_state *ps, void __user *arg)
 {
 	struct usb_device *dev = ps->dev;
 	struct usbdevfs_bulktransfer bulk;
@@ -1043,7 +1043,7 @@ static int proc_bulk(struct dev_state *ps, void __user *arg)
 	return ret;
 }
 
-static int proc_resetep(struct dev_state *ps, void __user *arg)
+static int proc_resetep(struct usb_dev_state *ps, void __user *arg)
 {
 	unsigned int ep;
 	int ret;
@@ -1060,7 +1060,7 @@ static int proc_resetep(struct dev_state *ps, void __user *arg)
 	return 0;
 }
 
-static int proc_clearhalt(struct dev_state *ps, void __user *arg)
+static int proc_clearhalt(struct usb_dev_state *ps, void __user *arg)
 {
 	unsigned int ep;
 	int pipe;
@@ -1082,7 +1082,7 @@ static int proc_clearhalt(struct dev_state *ps, void __user *arg)
 	return usb_clear_halt(ps->dev, pipe);
 }
 
-static int proc_getdriver(struct dev_state *ps, void __user *arg)
+static int proc_getdriver(struct usb_dev_state *ps, void __user *arg)
 {
 	struct usbdevfs_getdriver gd;
 	struct usb_interface *intf;
@@ -1101,7 +1101,7 @@ static int proc_getdriver(struct dev_state *ps, void __user *arg)
 	return ret;
 }
 
-static int proc_connectinfo(struct dev_state *ps, void __user *arg)
+static int proc_connectinfo(struct usb_dev_state *ps, void __user *arg)
 {
 	struct usbdevfs_connectinfo ci = {
 		.devnum = ps->dev->devnum,
@@ -1113,12 +1113,12 @@ static int proc_connectinfo(struct dev_state *ps, void __user *arg)
 	return 0;
 }
 
-static int proc_resetdevice(struct dev_state *ps)
+static int proc_resetdevice(struct usb_dev_state *ps)
 {
 	return usb_reset_device(ps->dev);
 }
 
-static int proc_setintf(struct dev_state *ps, void __user *arg)
+static int proc_setintf(struct usb_dev_state *ps, void __user *arg)
 {
 	struct usbdevfs_setinterface setintf;
 	int ret;
@@ -1131,7 +1131,7 @@ static int proc_setintf(struct dev_state *ps, void __user *arg)
 			setintf.altsetting);
 }
 
-static int proc_setconfig(struct dev_state *ps, void __user *arg)
+static int proc_setconfig(struct usb_dev_state *ps, void __user *arg)
 {
 	int u;
 	int status = 0;
@@ -1179,7 +1179,7 @@ static int proc_setconfig(struct dev_state *ps, void __user *arg)
 	return status;
 }
 
-static int proc_do_submiturb(struct dev_state *ps, struct usbdevfs_urb *uurb,
+static int proc_do_submiturb(struct usb_dev_state *ps, struct usbdevfs_urb *uurb,
 			struct usbdevfs_iso_packet_desc __user *iso_frame_desc,
 			void __user *arg)
 {
@@ -1508,7 +1508,7 @@ static int proc_do_submiturb(struct dev_state *ps, struct usbdevfs_urb *uurb,
 	return ret;
 }
 
-static int proc_submiturb(struct dev_state *ps, void __user *arg)
+static int proc_submiturb(struct usb_dev_state *ps, void __user *arg)
 {
 	struct usbdevfs_urb uurb;
 
@@ -1520,7 +1520,7 @@ static int proc_submiturb(struct dev_state *ps, void __user *arg)
 			arg);
 }
 
-static int proc_unlinkurb(struct dev_state *ps, void __user *arg)
+static int proc_unlinkurb(struct usb_dev_state *ps, void __user *arg)
 {
 	struct urb *urb;
 	struct async *as;
@@ -1580,7 +1580,7 @@ err_out:
 	return -EFAULT;
 }
 
-static struct async *reap_as(struct dev_state *ps)
+static struct async *reap_as(struct usb_dev_state *ps)
 {
 	DECLARE_WAITQUEUE(wait, current);
 	struct async *as = NULL;
@@ -1603,7 +1603,7 @@ static struct async *reap_as(struct dev_state *ps)
 	return as;
 }
 
-static int proc_reapurb(struct dev_state *ps, void __user *arg)
+static int proc_reapurb(struct usb_dev_state *ps, void __user *arg)
 {
 	struct async *as = reap_as(ps);
 	if (as) {
@@ -1616,7 +1616,7 @@ static int proc_reapurb(struct dev_state *ps, void __user *arg)
 	return -EIO;
 }
 
-static int proc_reapurbnonblock(struct dev_state *ps, void __user *arg)
+static int proc_reapurbnonblock(struct usb_dev_state *ps, void __user *arg)
 {
 	int retval;
 	struct async *as;
@@ -1631,7 +1631,7 @@ static int proc_reapurbnonblock(struct dev_state *ps, void __user *arg)
 }
 
 #ifdef CONFIG_COMPAT
-static int proc_control_compat(struct dev_state *ps,
+static int proc_control_compat(struct usb_dev_state *ps,
 				struct usbdevfs_ctrltransfer32 __user *p32)
 {
 	struct usbdevfs_ctrltransfer __user *p;
@@ -1644,7 +1644,7 @@ static int proc_control_compat(struct dev_state *ps,
 	return proc_control(ps, p);
 }
 
-static int proc_bulk_compat(struct dev_state *ps,
+static int proc_bulk_compat(struct usb_dev_state *ps,
 			struct usbdevfs_bulktransfer32 __user *p32)
 {
 	struct usbdevfs_bulktransfer __user *p;
@@ -1661,7 +1661,7 @@ static int proc_bulk_compat(struct dev_state *ps,
 
 	return proc_bulk(ps, p);
 }
-static int proc_disconnectsignal_compat(struct dev_state *ps, void __user *arg)
+static int proc_disconnectsignal_compat(struct usb_dev_state *ps, void __user *arg)
 {
 	struct usbdevfs_disconnectsignal32 ds;
 
@@ -1699,7 +1699,7 @@ static int get_urb32(struct usbdevfs_urb *kurb,
 	return 0;
 }
 
-static int proc_submiturb_compat(struct dev_state *ps, void __user *arg)
+static int proc_submiturb_compat(struct usb_dev_state *ps, void __user *arg)
 {
 	struct usbdevfs_urb uurb;
 
@@ -1745,7 +1745,7 @@ static int processcompl_compat(struct async *as, void __user * __user *arg)
 	return 0;
 }
 
-static int proc_reapurb_compat(struct dev_state *ps, void __user *arg)
+static int proc_reapurb_compat(struct usb_dev_state *ps, void __user *arg)
 {
 	struct async *as = reap_as(ps);
 	if (as) {
@@ -1758,7 +1758,7 @@ static int proc_reapurb_compat(struct dev_state *ps, void __user *arg)
 	return -EIO;
 }
 
-static int proc_reapurbnonblock_compat(struct dev_state *ps, void __user *arg)
+static int proc_reapurbnonblock_compat(struct usb_dev_state *ps, void __user *arg)
 {
 	int retval;
 	struct async *as;
@@ -1775,7 +1775,7 @@ static int proc_reapurbnonblock_compat(struct dev_state *ps, void __user *arg)
 
 #endif
 
-static int proc_disconnectsignal(struct dev_state *ps, void __user *arg)
+static int proc_disconnectsignal(struct usb_dev_state *ps, void __user *arg)
 {
 	struct usbdevfs_disconnectsignal ds;
 
@@ -1786,7 +1786,7 @@ static int proc_disconnectsignal(struct dev_state *ps, void __user *arg)
 	return 0;
 }
 
-static int proc_claiminterface(struct dev_state *ps, void __user *arg)
+static int proc_claiminterface(struct usb_dev_state *ps, void __user *arg)
 {
 	unsigned int ifnum;
 
@@ -1795,7 +1795,7 @@ static int proc_claiminterface(struct dev_state *ps, void __user *arg)
 	return claimintf(ps, ifnum);
 }
 
-static int proc_releaseinterface(struct dev_state *ps, void __user *arg)
+static int proc_releaseinterface(struct usb_dev_state *ps, void __user *arg)
 {
 	unsigned int ifnum;
 	int ret;
@@ -1808,7 +1808,7 @@ static int proc_releaseinterface(struct dev_state *ps, void __user *arg)
 	return 0;
 }
 
-static int proc_ioctl(struct dev_state *ps, struct usbdevfs_ioctl *ctl)
+static int proc_ioctl(struct usb_dev_state *ps, struct usbdevfs_ioctl *ctl)
 {
 	int			size;
 	void			*buf = NULL;
@@ -1884,7 +1884,7 @@ static int proc_ioctl(struct dev_state *ps, struct usbdevfs_ioctl *ctl)
 	return retval;
 }
 
-static int proc_ioctl_default(struct dev_state *ps, void __user *arg)
+static int proc_ioctl_default(struct usb_dev_state *ps, void __user *arg)
 {
 	struct usbdevfs_ioctl	ctrl;
 
@@ -1894,7 +1894,7 @@ static int proc_ioctl_default(struct dev_state *ps, void __user *arg)
 }
 
 #ifdef CONFIG_COMPAT
-static int proc_ioctl_compat(struct dev_state *ps, compat_uptr_t arg)
+static int proc_ioctl_compat(struct usb_dev_state *ps, compat_uptr_t arg)
 {
 	struct usbdevfs_ioctl32 __user *uioc;
 	struct usbdevfs_ioctl ctrl;
@@ -1912,7 +1912,7 @@ static int proc_ioctl_compat(struct dev_state *ps, compat_uptr_t arg)
 }
 #endif
 
-static int proc_claim_port(struct dev_state *ps, void __user *arg)
+static int proc_claim_port(struct usb_dev_state *ps, void __user *arg)
 {
 	unsigned portnum;
 	int rc;
@@ -1926,7 +1926,7 @@ static int proc_claim_port(struct dev_state *ps, void __user *arg)
 	return rc;
 }
 
-static int proc_release_port(struct dev_state *ps, void __user *arg)
+static int proc_release_port(struct usb_dev_state *ps, void __user *arg)
 {
 	unsigned portnum;
 
@@ -1935,7 +1935,7 @@ static int proc_release_port(struct dev_state *ps, void __user *arg)
 	return usb_hub_release_port(ps->dev, portnum, ps);
 }
 
-static int proc_get_capabilities(struct dev_state *ps, void __user *arg)
+static int proc_get_capabilities(struct usb_dev_state *ps, void __user *arg)
 {
 	__u32 caps;
 
@@ -1951,7 +1951,7 @@ static int proc_get_capabilities(struct dev_state *ps, void __user *arg)
 	return 0;
 }
 
-static int proc_disconnect_claim(struct dev_state *ps, void __user *arg)
+static int proc_disconnect_claim(struct usb_dev_state *ps, void __user *arg)
 {
 	struct usbdevfs_disconnect_claim dc;
 	struct usb_interface *intf;
@@ -1991,7 +1991,7 @@ static int proc_disconnect_claim(struct dev_state *ps, void __user *arg)
 static long usbdev_do_ioctl(struct file *file, unsigned int cmd,
 				void __user *p)
 {
-	struct dev_state *ps = file->private_data;
+	struct usb_dev_state *ps = file->private_data;
 	struct inode *inode = file_inode(file);
 	struct usb_device *dev = ps->dev;
 	int ret = -ENOTTY;
@@ -2192,7 +2192,7 @@ static long usbdev_compat_ioctl(struct file *file, unsigned int cmd,
 static unsigned int usbdev_poll(struct file *file,
 				struct poll_table_struct *wait)
 {
-	struct dev_state *ps = file->private_data;
+	struct usb_dev_state *ps = file->private_data;
 	unsigned int mask = 0;
 
 	poll_wait(file, &ps->wait, wait);
@@ -2218,11 +2218,11 @@ const struct file_operations usbdev_file_operations = {
 
 static void usbdev_remove(struct usb_device *udev)
 {
-	struct dev_state *ps;
+	struct usb_dev_state *ps;
 	struct siginfo sinfo;
 
 	while (!list_empty(&udev->filelist)) {
-		ps = list_entry(udev->filelist.next, struct dev_state, list);
+		ps = list_entry(udev->filelist.next, struct usb_dev_state, list);
 		destroy_all_async(ps);
 		wake_up_all(&ps->wait);
 		list_del_init(&ps->list);
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index e484933..be6e02e 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -1788,7 +1788,7 @@ hub_ioctl(struct usb_interface *intf, unsigned int code, void *user_data)
  * to one of these "claimed" ports, the program will "own" the device.
  */
 static int find_port_owner(struct usb_device *hdev, unsigned port1,
-		struct dev_state ***ppowner)
+		struct usb_dev_state ***ppowner)
 {
 	struct usb_hub *hub = usb_hub_to_struct_hub(hdev);
 
@@ -1806,10 +1806,10 @@ static int find_port_owner(struct usb_device *hdev, unsigned port1,
 
 /* In the following three functions, the caller must hold hdev's lock */
 int usb_hub_claim_port(struct usb_device *hdev, unsigned port1,
-		       struct dev_state *owner)
+		       struct usb_dev_state *owner)
 {
 	int rc;
-	struct dev_state **powner;
+	struct usb_dev_state **powner;
 
 	rc = find_port_owner(hdev, port1, &powner);
 	if (rc)
@@ -1822,10 +1822,10 @@ int usb_hub_claim_port(struct usb_device *hdev, unsigned port1,
 EXPORT_SYMBOL_GPL(usb_hub_claim_port);
 
 int usb_hub_release_port(struct usb_device *hdev, unsigned port1,
-			 struct dev_state *owner)
+			 struct usb_dev_state *owner)
 {
 	int rc;
-	struct dev_state **powner;
+	struct usb_dev_state **powner;
 
 	rc = find_port_owner(hdev, port1, &powner);
 	if (rc)
@@ -1837,7 +1837,7 @@ int usb_hub_release_port(struct usb_device *hdev, unsigned port1,
 }
 EXPORT_SYMBOL_GPL(usb_hub_release_port);
 
-void usb_hub_release_all_ports(struct usb_device *hdev, struct dev_state *owner)
+void usb_hub_release_all_ports(struct usb_device *hdev, struct usb_dev_state *owner)
 {
 	struct usb_hub *hub = usb_hub_to_struct_hub(hdev);
 	int n;
diff --git a/drivers/usb/core/hub.h b/drivers/usb/core/hub.h
index df629a3..33bcb2c 100644
--- a/drivers/usb/core/hub.h
+++ b/drivers/usb/core/hub.h
@@ -89,7 +89,7 @@ struct usb_hub {
 struct usb_port {
 	struct usb_device *child;
 	struct device dev;
-	struct dev_state *port_owner;
+	struct usb_dev_state *port_owner;
 	enum usb_port_connect_type connect_type;
 	u8 portnum;
 	unsigned power_is_on:1;
diff --git a/drivers/usb/core/usb.h b/drivers/usb/core/usb.h
index 222bbd2..a875328 100644
--- a/drivers/usb/core/usb.h
+++ b/drivers/usb/core/usb.h
@@ -2,7 +2,7 @@
 #include <linux/acpi.h>
 
 struct usb_hub_descriptor;
-struct dev_state;
+struct usb_dev_state;
 
 /* Functions local to drivers/usb/core/ */
 
@@ -58,7 +58,7 @@ extern void usb_forced_unbind_intf(struct usb_interface *intf);
 extern void usb_rebind_intf(struct usb_interface *intf);
 
 extern void usb_hub_release_all_ports(struct usb_device *hdev,
-		struct dev_state *owner);
+		struct usb_dev_state *owner);
 extern bool usb_device_is_owned(struct usb_device *udev);
 
 extern int  usb_hub_init(void);
diff --git a/include/linux/usb.h b/include/linux/usb.h
index 140a6a3..b55600a 100644
--- a/include/linux/usb.h
+++ b/include/linux/usb.h
@@ -366,7 +366,7 @@ struct usb_bus {
 #endif
 };
 
-struct dev_state;
+struct usb_dev_state;
 
 /* ----------------------------------------------------------------------- */
 
@@ -753,9 +753,9 @@ extern struct usb_host_interface *usb_find_alt_setting(
 
 /* port claiming functions */
 int usb_hub_claim_port(struct usb_device *hdev, unsigned port1,
-		struct dev_state *owner);
+		struct usb_dev_state *owner);
 int usb_hub_release_port(struct usb_device *hdev, unsigned port1,
-		struct dev_state *owner);
+		struct usb_dev_state *owner);
 
 /**
  * usb_make_path - returns stable device path in the usb tree
-- 
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