V4L/DVB (8783): v4l: add all missing video_device release callbacks

All drivers that call video_device_register where checked to see if they
set the release callback of struct video_device. Where that callback was
missing it was added.

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

10 files changed, 10 insertions, 5 deletions

diff --git a/drivers/media/video/bw-qcam.c b/drivers/media/video/bw-qcam.c
index e8e1bb122b59..ace4ff9ea023 100644
--- a/drivers/media/video/bw-qcam.c
+++ b/drivers/media/video/bw-qcam.c
@@ -926,6 +926,7 @@ static struct video_device qcam_template=
 {
 	.name		= "Connectix Quickcam",
 	.fops           = &qcam_fops,
+	.release 	= video_device_release_empty,
 };
 
 #define MAX_CAMS 4
diff --git a/drivers/media/video/c-qcam.c b/drivers/media/video/c-qcam.c
index 2196c1dc5aee..17aa0adb3467 100644
--- a/drivers/media/video/c-qcam.c
+++ b/drivers/media/video/c-qcam.c
@@ -722,6 +722,7 @@ static struct video_device qcam_template=
 {
 	.name		= "Colour QuickCam",
 	.fops           = &qcam_fops,
+	.release 	= video_device_release_empty,
 };
 
 /* Initialize the QuickCam driver control structure. */
diff --git a/drivers/media/video/cpia.c b/drivers/media/video/cpia.c
index a661800b0e69..c0600fdbfc6f 100644
--- a/drivers/media/video/cpia.c
+++ b/drivers/media/video/cpia.c
@@ -3801,6 +3801,7 @@ static const struct file_operations cpia_fops = {
 static struct video_device cpia_template = {
 	.name		= "CPiA Camera",
 	.fops           = &cpia_fops,
+	.release 	= video_device_release_empty,
 };
 
 /* initialise cam_data structure  */
diff --git a/drivers/media/video/pms.c b/drivers/media/video/pms.c
index b39794f0baf5..994807818aa2 100644
--- a/drivers/media/video/pms.c
+++ b/drivers/media/video/pms.c
@@ -915,6 +915,7 @@ static struct video_device pms_template=
 {
 	.name		= "Mediavision PMS",
 	.fops           = &pms_fops,
+	.release 	= video_device_release_empty,
 };
 
 static struct pms_device pms_device;
diff --git a/drivers/media/video/saa5249.c b/drivers/media/video/saa5249.c
index dfd8a9338c55..225117c789ca 100644
--- a/drivers/media/video/saa5249.c
+++ b/drivers/media/video/saa5249.c
@@ -708,6 +708,7 @@ static struct video_device saa_template =
 {
 	.name		= IF_NAME,
 	.fops           = &saa_fops,
+	.release 	= video_device_release,
 };
 
 MODULE_LICENSE("GPL");
diff --git a/drivers/media/video/se401.c b/drivers/media/video/se401.c
index d16bbf0d2783..b01f25d72922 100644
--- a/drivers/media/video/se401.c
+++ b/drivers/media/video/se401.c
@@ -1236,6 +1236,7 @@ static const struct file_operations se401_fops = {
 static struct video_device se401_template = {
 	.name =         "se401 USB camera",
 	.fops =         &se401_fops,
+	.release = video_device_release_empty,
 };
 
 
diff --git a/drivers/media/video/stradis.c b/drivers/media/video/stradis.c
index a3cbe9be3c15..bbad54f85c83 100644
--- a/drivers/media/video/stradis.c
+++ b/drivers/media/video/stradis.c
@@ -1925,6 +1925,7 @@ static struct video_device saa_template = {
 	.name = "SAA7146A",
 	.fops = &saa_fops,
 	.minor = -1,
+	.release = video_device_release_empty,
 };
 
 static int __devinit configure_saa7146(struct pci_dev *pdev, int num)
diff --git a/drivers/media/video/usbvideo/usbvideo.c b/drivers/media/video/usbvideo/usbvideo.c
index 6b1b2003a65c..9569e8ced4b4 100644
--- a/drivers/media/video/usbvideo/usbvideo.c
+++ b/drivers/media/video/usbvideo/usbvideo.c
@@ -1006,10 +1006,6 @@ 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 */
@@ -1043,7 +1039,7 @@ int usbvideo_RegisterVideoDevice(struct uvd *uvd)
 		return -EINVAL;
 	}
 	uvd->vdev.parent = &uvd->dev->dev;
-	uvd->vdev.release = usbvideo_dummy_release;
+	uvd->vdev.release = video_device_release_empty;
 	if (video_register_device(&uvd->vdev, VFL_TYPE_GRABBER, video_nr) < 0) {
 		err("%s: video_register_device failed", __func__);
 		return -EPIPE;
diff --git a/drivers/media/video/usbvideo/vicam.c b/drivers/media/video/usbvideo/vicam.c
index efb878a7402e..d7728256f295 100644
--- a/drivers/media/video/usbvideo/vicam.c
+++ b/drivers/media/video/usbvideo/vicam.c
@@ -801,6 +801,7 @@ static struct video_device vicam_template = {
 	.name 		= "ViCam-based USB Camera",
 	.fops 		= &vicam_fops,
 	.minor 		= -1,
+	.release 	= video_device_release_empty,
 };
 
 /* table of devices that work with this driver */
diff --git a/drivers/media/video/w9966.c b/drivers/media/video/w9966.c
index c635cffb1fb8..e3580119640f 100644
--- a/drivers/media/video/w9966.c
+++ b/drivers/media/video/w9966.c
@@ -216,6 +216,7 @@ static const struct file_operations w9966_fops = {
 static struct video_device w9966_template = {
 	.name           = W9966_DRIVERNAME,
 	.fops           = &w9966_fops,
+	.release 	= video_device_release_empty,
 };
 
 /*