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-rw-r--r--drivers/usb/gadget/f_uvc.c39
1 files changed, 21 insertions, 18 deletions
diff --git a/drivers/usb/gadget/f_uvc.c b/drivers/usb/gadget/f_uvc.c
index 2a8bf0655c60..10f13c1213c7 100644
--- a/drivers/usb/gadget/f_uvc.c
+++ b/drivers/usb/gadget/f_uvc.c
@@ -417,7 +417,6 @@ uvc_register_video(struct uvc_device *uvc)
return -ENOMEM;
video->parent = &cdev->gadget->dev;
- video->minor = -1;
video->fops = &uvc_v4l2_fops;
video->release = video_device_release;
strncpy(video->name, cdev->gadget->name, sizeof(video->name));
@@ -577,23 +576,12 @@ uvc_function_unbind(struct usb_configuration *c, struct usb_function *f)
INFO(cdev, "uvc_function_unbind\n");
- if (uvc->vdev) {
- if (uvc->vdev->minor == -1)
- video_device_release(uvc->vdev);
- else
- video_unregister_device(uvc->vdev);
- uvc->vdev = NULL;
- }
-
- if (uvc->control_ep)
- uvc->control_ep->driver_data = NULL;
- if (uvc->video.ep)
- uvc->video.ep->driver_data = NULL;
+ video_unregister_device(uvc->vdev);
+ uvc->control_ep->driver_data = NULL;
+ uvc->video.ep->driver_data = NULL;
- if (uvc->control_req) {
- usb_ep_free_request(cdev->gadget->ep0, uvc->control_req);
- kfree(uvc->control_buf);
- }
+ usb_ep_free_request(cdev->gadget->ep0, uvc->control_req);
+ kfree(uvc->control_buf);
kfree(f->descriptors);
kfree(f->hs_descriptors);
@@ -740,7 +728,22 @@ uvc_function_bind(struct usb_configuration *c, struct usb_function *f)
return 0;
error:
- uvc_function_unbind(c, f);
+ if (uvc->vdev)
+ video_device_release(uvc->vdev);
+
+ if (uvc->control_ep)
+ uvc->control_ep->driver_data = NULL;
+ if (uvc->video.ep)
+ uvc->video.ep->driver_data = NULL;
+
+ if (uvc->control_req) {
+ usb_ep_free_request(cdev->gadget->ep0, uvc->control_req);
+ kfree(uvc->control_buf);
+ }
+
+ kfree(f->descriptors);
+ kfree(f->hs_descriptors);
+ kfree(f->ss_descriptors);
return ret;
}