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-rw-r--r--drivers/usb/usb-skeleton.c8
1 files changed, 3 insertions, 5 deletions
diff --git a/drivers/usb/usb-skeleton.c b/drivers/usb/usb-skeleton.c
index c31d17d05810..8001d6384c73 100644
--- a/drivers/usb/usb-skeleton.c
+++ b/drivers/usb/usb-skeleton.c
@@ -73,6 +73,7 @@ static void skel_delete(struct kref *kref)
struct usb_skel *dev = to_skel_dev(kref);
usb_free_urb(dev->bulk_in_urb);
+ usb_put_intf(dev->interface);
usb_put_dev(dev->udev);
kfree(dev->bulk_in_buffer);
kfree(dev);
@@ -124,10 +125,7 @@ static int skel_release(struct inode *inode, struct file *file)
return -ENODEV;
/* allow the device to be autosuspended */
- mutex_lock(&dev->io_mutex);
- if (dev->interface)
- usb_autopm_put_interface(dev->interface);
- mutex_unlock(&dev->io_mutex);
+ usb_autopm_put_interface(dev->interface);
/* decrement the count on our device */
kref_put(&dev->kref, skel_delete);
@@ -507,7 +505,7 @@ static int skel_probe(struct usb_interface *interface,
init_waitqueue_head(&dev->bulk_in_wait);
dev->udev = usb_get_dev(interface_to_usbdev(interface));
- dev->interface = interface;
+ dev->interface = usb_get_intf(interface);
/* set up the endpoint information */
/* use only the first bulk-in and bulk-out endpoints */