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path: root/drivers/usb/gadget/uvc_v4l2.c
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Diffstat (limited to 'drivers/usb/gadget/uvc_v4l2.c')
-rw-r--r--drivers/usb/gadget/uvc_v4l2.c12
1 files changed, 1 insertions, 11 deletions
diff --git a/drivers/usb/gadget/uvc_v4l2.c b/drivers/usb/gadget/uvc_v4l2.c
index 55828705d859..52f8f9e513af 100644
--- a/drivers/usb/gadget/uvc_v4l2.c
+++ b/drivers/usb/gadget/uvc_v4l2.c
@@ -124,18 +124,12 @@ uvc_v4l2_open(struct file *file)
struct video_device *vdev = video_devdata(file);
struct uvc_device *uvc = video_get_drvdata(vdev);
struct uvc_file_handle *handle;
- int ret;
handle = kzalloc(sizeof(*handle), GFP_KERNEL);
if (handle == NULL)
return -ENOMEM;
v4l2_fh_init(&handle->vfh, vdev);
-
- ret = v4l2_event_alloc(&handle->vfh, 8);
- if (ret < 0)
- goto error;
-
v4l2_fh_add(&handle->vfh);
handle->device = &uvc->video;
@@ -143,10 +137,6 @@ uvc_v4l2_open(struct file *file)
uvc_function_connect(uvc);
return 0;
-
-error:
- v4l2_fh_exit(&handle->vfh);
- return ret;
}
static int
@@ -308,7 +298,7 @@ uvc_v4l2_do_ioctl(struct file *file, unsigned int cmd, void *arg)
if (sub->type < UVC_EVENT_FIRST || sub->type > UVC_EVENT_LAST)
return -EINVAL;
- return v4l2_event_subscribe(&handle->vfh, arg);
+ return v4l2_event_subscribe(&handle->vfh, arg, 2);
}
case VIDIOC_UNSUBSCRIBE_EVENT:

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