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authorHans Verkuil <hverkuil@xs4all.nl>2008-08-18 04:48:42 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2008-10-12 09:36:50 -0200
commite758c6f86bc53009893dfa517b9bb3a408d7a2e2 (patch)
tree98fdcbaea9771baf401d38aeb67032f93154dc8a /drivers
parent66c6bda79fdc273608e2700a0c6dd4cb82d0bac3 (diff)
V4L/DVB (8695): usbvideo: add proper error check and add release function
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/media/video/usbvideo/usbvideo.c7
1 files changed, 6 insertions, 1 deletions
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;
}