media: radio-si470x: make si470x_viddev_template const

Make this const as it is only used in a copy operation in the files
referencing it. Add const to declaration in the header too.

Structure found using Coccienlle and changes done by hand.

Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>

diff --git a/drivers/media/radio/si470x/radio-si470x-common.c b/drivers/media/radio/si470x/radio-si470x-common.c
index cd76fac..c89a7d5 100644 (file)
--- a/drivers/media/radio/si470x/radio-si470x-common.c
+++ b/drivers/media/radio/si470x/radio-si470x-common.c
@@ -749,7 +749,7 @@ static const struct v4l2_ioctl_ops si470x_ioctl_ops = {
 /*
  * si470x_viddev_template - video device interface
  */
-struct video_device si470x_viddev_template = {
+const struct video_device si470x_viddev_template = {
        .fops                   = &si470x_fops,
        .name                   = DRIVER_NAME,
        .release                = video_device_release_empty,

diff --git a/drivers/media/radio/si470x/radio-si470x.h b/drivers/media/radio/si470x/radio-si470x.h
index 7d2defd..eb7b834 100644 (file)
--- a/drivers/media/radio/si470x/radio-si470x.h
+++ b/drivers/media/radio/si470x/radio-si470x.h
@@ -209,7 +209,7 @@ struct si470x_device {
 /**************************************************************************
  * Common Functions
  **************************************************************************/
-extern struct video_device si470x_viddev_template;
+extern const struct video_device si470x_viddev_template;
 extern const struct v4l2_ctrl_ops si470x_ctrl_ops;
 int si470x_get_register(struct si470x_device *radio, int regnr);
 int si470x_set_register(struct si470x_device *radio, int regnr);