V4L/DVB (11391): pci-isa radios: remove open and release functions

Patch removes empty open and release functions in pci and isa radio
drivers, setting them to NULL. V4L module doesn't call for them due to
previous patch.

Signed-off-by: Alexey Klimov <klimov.linux@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/radio/radio-aimslab.c

@@ -355,20 +355,8 @@ static int vidioc_s_audio(struct file *file, void *priv,
 	return a->index ? -EINVAL : 0;
 }
 
-static int rtrack_open(struct file *file)
-{
-	return 0;
-}
-
-static int rtrack_release(struct file *file)
-{
-	return 0;
-}
-
 static const struct v4l2_file_operations rtrack_fops = {
 	.owner		= THIS_MODULE,
-	.open           = rtrack_open,
-	.release        = rtrack_release,
 	.ioctl		= video_ioctl2,
 };
 

drivers/media/radio/radio-aztech.c

@@ -318,20 +318,8 @@ static int vidioc_s_ctrl(struct file *file, void *priv,
 	return -EINVAL;
 }
 
-static int aztech_open(struct file *file)
-{
-	return 0;
-}
-
-static int aztech_release(struct file *file)
-{
-	return 0;
-}
-
 static const struct v4l2_file_operations aztech_fops = {
 	.owner		= THIS_MODULE,
-	.open           = aztech_open,
-	.release        = aztech_release,
 	.ioctl		= video_ioctl2,
 };
 

drivers/media/radio/radio-gemtek-pci.c

@@ -356,20 +356,8 @@ static struct pci_device_id gemtek_pci_id[] =
 
 MODULE_DEVICE_TABLE(pci, gemtek_pci_id);
 
-static int gemtek_pci_open(struct file *file)
-{
-	return 0;
-}
-
-static int gemtek_pci_release(struct file *file)
-{
-	return 0;
-}
-
 static const struct v4l2_file_operations gemtek_pci_fops = {
 	.owner		= THIS_MODULE,
-	.open           = gemtek_pci_open,
-	.release        = gemtek_pci_release,
 	.ioctl		= video_ioctl2,
 };
 

drivers/media/radio/radio-gemtek.c

@@ -375,20 +375,9 @@ static int gemtek_probe(struct gemtek *gt)
 /*
  * Video 4 Linux stuff.
  */
-static int gemtek_open(struct file *file)
-{
-	return 0;
-}
-
-static int gemtek_release(struct file *file)
-{
-	return 0;
-}
 
 static const struct v4l2_file_operations gemtek_fops = {
 	.owner		= THIS_MODULE,
-	.open		= gemtek_open,
-	.release	= gemtek_release,
 	.ioctl		= video_ioctl2,
 };
 

drivers/media/radio/radio-maestro.c

@@ -292,20 +292,8 @@ static int vidioc_s_audio(struct file *file, void *priv,
 	return a->index ? -EINVAL : 0;
 }
 
-static int maestro_open(struct file *file)
-{
-	return 0;
-}
-
-static int maestro_release(struct file *file)
-{
-	return 0;
-}
-
 static const struct v4l2_file_operations maestro_fops = {
 	.owner		= THIS_MODULE,
-	.open           = maestro_open,
-	.release        = maestro_release,
 	.ioctl		= video_ioctl2,
 };
 

drivers/media/radio/radio-maxiradio.c

@@ -339,20 +339,8 @@ static int vidioc_s_ctrl(struct file *file, void *priv,
 	return -EINVAL;
 }
 
-static int maxiradio_open(struct file *file)
-{
-	return 0;
-}
-
-static int maxiradio_release(struct file *file)
-{
-	return 0;
-}
-
 static const struct v4l2_file_operations maxiradio_fops = {
 	.owner		= THIS_MODULE,
-	.open           = maxiradio_open,
-	.release        = maxiradio_release,
 	.ioctl          = video_ioctl2,
 };
 

drivers/media/radio/radio-rtrack2.c

@@ -260,20 +260,8 @@ static int vidioc_s_audio(struct file *file, void *priv,
 	return a->index ? -EINVAL : 0;
 }
 
-static int rtrack2_open(struct file *file)
-{
-	return 0;
-}
-
-static int rtrack2_release(struct file *file)
-{
-	return 0;
-}
-
 static const struct v4l2_file_operations rtrack2_fops = {
 	.owner		= THIS_MODULE,
-	.open           = rtrack2_open,
-	.release        = rtrack2_release,
 	.ioctl		= video_ioctl2,
 };
 

drivers/media/radio/radio-sf16fmi.c

@@ -260,20 +260,8 @@ static int vidioc_s_audio(struct file *file, void *priv,
 	return a->index ? -EINVAL : 0;
 }
 
-static int fmi_open(struct file *file)
-{
-	return 0;
-}
-
-static int fmi_release(struct file *file)
-{
-	return 0;
-}
-
 static const struct v4l2_file_operations fmi_fops = {
 	.owner		= THIS_MODULE,
-	.open           = fmi_open,
-	.release        = fmi_release,
 	.ioctl		= video_ioctl2,
 };
 

drivers/media/radio/radio-sf16fmr2.c

@@ -377,20 +377,8 @@ static int vidioc_s_audio(struct file *file, void *priv,
 	return a->index ? -EINVAL : 0;
 }
 
-static int fmr2_open(struct file *file)
-{
-	return 0;
-}
-
-static int fmr2_release(struct file *file)
-{
-	return 0;
-}
-
 static const struct v4l2_file_operations fmr2_fops = {
 	.owner          = THIS_MODULE,
-	.open           = fmr2_open,
-	.release        = fmr2_release,
 	.ioctl          = video_ioctl2,
 };
 

drivers/media/radio/radio-terratec.c

@@ -332,20 +332,8 @@ static int vidioc_s_audio(struct file *file, void *priv,
 	return a->index ? -EINVAL : 0;
 }
 
-static int terratec_open(struct file *file)
-{
-	return 0;
-}
-
-static int terratec_release(struct file *file)
-{
-	return 0;
-}
-
 static const struct v4l2_file_operations terratec_fops = {
 	.owner		= THIS_MODULE,
-	.open           = terratec_open,
-	.release        = terratec_release,
 	.ioctl		= video_ioctl2,
 };
 

drivers/media/radio/radio-trust.c

@@ -338,20 +338,8 @@ static int vidioc_s_audio(struct file *file, void *priv,
 	return a->index ? -EINVAL : 0;
 }
 
-static int trust_open(struct file *file)
-{
-	return 0;
-}
-
-static int trust_release(struct file *file)
-{
-	return 0;
-}
-
 static const struct v4l2_file_operations trust_fops = {
 	.owner		= THIS_MODULE,
-	.open           = trust_open,
-	.release        = trust_release,
 	.ioctl		= video_ioctl2,
 };
 

drivers/media/radio/radio-typhoon.c

@@ -314,20 +314,8 @@ static int vidioc_log_status(struct file *file, void *priv)
 	return 0;
 }
 
-static int typhoon_open(struct file *file)
-{
-	return 0;
-}
-
-static int typhoon_release(struct file *file)
-{
-	return 0;
-}
-
 static const struct v4l2_file_operations typhoon_fops = {
 	.owner		= THIS_MODULE,
-	.open           = typhoon_open,
-	.release        = typhoon_release,
 	.ioctl		= video_ioctl2,
 };
 

drivers/media/radio/radio-zoltrix.c

@@ -370,21 +370,9 @@ static int vidioc_s_audio(struct file *file, void *priv,
 	return a->index ? -EINVAL : 0;
 }
 
-static int zoltrix_open(struct file *file)
-{
-	return 0;
-}
-
-static int zoltrix_release(struct file *file)
-{
-	return 0;
-}
-
 static const struct v4l2_file_operations zoltrix_fops =
 {
 	.owner		= THIS_MODULE,
-	.open           = zoltrix_open,
-	.release        = zoltrix_release,
 	.ioctl		= video_ioctl2,
 };