From e758c6f86bc53009893dfa517b9bb3a408d7a2e2 Mon Sep 17 00:00:00 2001 From: Hans Verkuil Date: Mon, 18 Aug 2008 04:48:42 -0300 Subject: V4L/DVB (8695): usbvideo: add proper error check and add release function Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/usbvideo/usbvideo.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) (limited to 'drivers/media/video/usbvideo') diff --git a/drivers/media/video/usbvideo/usbvideo.c b/drivers/media/video/usbvideo/usbvideo.c index bf1bc2f69b0..6b1b2003a65 100644 --- a/drivers/media/video/usbvideo/usbvideo.c +++ b/drivers/media/video/usbvideo/usbvideo.c @@ -1006,6 +1006,10 @@ allocate_done: EXPORT_SYMBOL(usbvideo_AllocateDevice); +static void usbvideo_dummy_release(struct video_device *vfd) +{ +} + int usbvideo_RegisterVideoDevice(struct uvd *uvd) { char tmp1[20], tmp2[20]; /* Buffers for printing */ @@ -1039,7 +1043,8 @@ int usbvideo_RegisterVideoDevice(struct uvd *uvd) return -EINVAL; } uvd->vdev.parent = &uvd->dev->dev; - if (video_register_device(&uvd->vdev, VFL_TYPE_GRABBER, video_nr) == -1) { + uvd->vdev.release = usbvideo_dummy_release; + if (video_register_device(&uvd->vdev, VFL_TYPE_GRABBER, video_nr) < 0) { err("%s: video_register_device failed", __func__); return -EPIPE; } -- cgit v1.2.3