Re: [PATCH v2] [media] usb: make video_device const

From: isely
Date: Sat Aug 26 2017 - 11:52:22 EST



Acked-by: Mike Isely <isely@xxxxxxxxx>

-Mike


On Sat, 26 Aug 2017, Bhumika Goyal wrote:

> Make these const as they are only used during a copy operation.
>
> Signed-off-by: Bhumika Goyal <bhumirks@xxxxxxxxx>
> ---
> Changes in v2:
> * Combine the patch series sent for drivers/media/usb/ into a
> single patch.
>
> drivers/media/usb/airspy/airspy.c | 2 +-
> drivers/media/usb/cpia2/cpia2_v4l.c | 2 +-
> drivers/media/usb/go7007/go7007-v4l2.c | 2 +-
> drivers/media/usb/hackrf/hackrf.c | 2 +-
> drivers/media/usb/msi2500/msi2500.c | 2 +-
> drivers/media/usb/pvrusb2/pvrusb2-v4l2.c | 2 +-
> drivers/media/usb/pwc/pwc-if.c | 2 +-
> drivers/media/usb/s2255/s2255drv.c | 2 +-
> drivers/media/usb/stk1160/stk1160-v4l.c | 2 +-
> drivers/media/usb/stkwebcam/stk-webcam.c | 2 +-
> drivers/media/usb/zr364xx/zr364xx.c | 2 +-
> 11 files changed, 11 insertions(+), 11 deletions(-)
>
> diff --git a/drivers/media/usb/airspy/airspy.c b/drivers/media/usb/airspy/airspy.c
> index 07f3f4e..e70c9e2 100644
> --- a/drivers/media/usb/airspy/airspy.c
> +++ b/drivers/media/usb/airspy/airspy.c
> @@ -859,7 +859,7 @@ static int airspy_enum_freq_bands(struct file *file, void *priv,
> .unlocked_ioctl = video_ioctl2,
> };
>
> -static struct video_device airspy_template = {
> +static const struct video_device airspy_template = {
> .name = "AirSpy SDR",
> .release = video_device_release_empty,
> .fops = &airspy_fops,
> diff --git a/drivers/media/usb/cpia2/cpia2_v4l.c b/drivers/media/usb/cpia2/cpia2_v4l.c
> index 7122023..3dedd83 100644
> --- a/drivers/media/usb/cpia2/cpia2_v4l.c
> +++ b/drivers/media/usb/cpia2/cpia2_v4l.c
> @@ -1075,7 +1075,7 @@ static void reset_camera_struct_v4l(struct camera_data *cam)
> .mmap = cpia2_mmap,
> };
>
> -static struct video_device cpia2_template = {
> +static const struct video_device cpia2_template = {
> /* I could not find any place for the old .initialize initializer?? */
> .name = "CPiA2 Camera",
> .fops = &cpia2_fops,
> diff --git a/drivers/media/usb/go7007/go7007-v4l2.c b/drivers/media/usb/go7007/go7007-v4l2.c
> index 445f17b..98cd57e 100644
> --- a/drivers/media/usb/go7007/go7007-v4l2.c
> +++ b/drivers/media/usb/go7007/go7007-v4l2.c
> @@ -901,7 +901,7 @@ static int go7007_s_ctrl(struct v4l2_ctrl *ctrl)
> .vidioc_unsubscribe_event = v4l2_event_unsubscribe,
> };
>
> -static struct video_device go7007_template = {
> +static const struct video_device go7007_template = {
> .name = "go7007",
> .fops = &go7007_fops,
> .release = video_device_release_empty,
> diff --git a/drivers/media/usb/hackrf/hackrf.c b/drivers/media/usb/hackrf/hackrf.c
> index a41b305..7eb5351 100644
> --- a/drivers/media/usb/hackrf/hackrf.c
> +++ b/drivers/media/usb/hackrf/hackrf.c
> @@ -1263,7 +1263,7 @@ static int hackrf_enum_freq_bands(struct file *file, void *priv,
> .unlocked_ioctl = video_ioctl2,
> };
>
> -static struct video_device hackrf_template = {
> +static const struct video_device hackrf_template = {
> .name = "HackRF One",
> .release = video_device_release_empty,
> .fops = &hackrf_fops,
> diff --git a/drivers/media/usb/msi2500/msi2500.c b/drivers/media/usb/msi2500/msi2500.c
> index 79bfd2d..a097d3d 100644
> --- a/drivers/media/usb/msi2500/msi2500.c
> +++ b/drivers/media/usb/msi2500/msi2500.c
> @@ -1143,7 +1143,7 @@ static int msi2500_enum_freq_bands(struct file *file, void *priv,
> .unlocked_ioctl = video_ioctl2,
> };
>
> -static struct video_device msi2500_template = {
> +static const struct video_device msi2500_template = {
> .name = "Mirics MSi3101 SDR Dongle",
> .release = video_device_release_empty,
> .fops = &msi2500_fops,
> diff --git a/drivers/media/usb/pvrusb2/pvrusb2-v4l2.c b/drivers/media/usb/pvrusb2/pvrusb2-v4l2.c
> index 8f13c60..4320bda 100644
> --- a/drivers/media/usb/pvrusb2/pvrusb2-v4l2.c
> +++ b/drivers/media/usb/pvrusb2/pvrusb2-v4l2.c
> @@ -1226,7 +1226,7 @@ static unsigned int pvr2_v4l2_poll(struct file *file, poll_table *wait)
> };
>
>
> -static struct video_device vdev_template = {
> +static const struct video_device vdev_template = {
> .fops = &vdev_fops,
> };
>
> diff --git a/drivers/media/usb/pwc/pwc-if.c b/drivers/media/usb/pwc/pwc-if.c
> index 22420c1..eb6921d 100644
> --- a/drivers/media/usb/pwc/pwc-if.c
> +++ b/drivers/media/usb/pwc/pwc-if.c
> @@ -146,7 +146,7 @@
> .mmap = vb2_fop_mmap,
> .unlocked_ioctl = video_ioctl2,
> };
> -static struct video_device pwc_template = {
> +static const struct video_device pwc_template = {
> .name = "Philips Webcam", /* Filled in later */
> .release = video_device_release_empty,
> .fops = &pwc_fops,
> diff --git a/drivers/media/usb/s2255/s2255drv.c b/drivers/media/usb/s2255/s2255drv.c
> index 23f606e..b2f239c 100644
> --- a/drivers/media/usb/s2255/s2255drv.c
> +++ b/drivers/media/usb/s2255/s2255drv.c
> @@ -1590,7 +1590,7 @@ static void s2255_video_device_release(struct video_device *vdev)
> return;
> }
>
> -static struct video_device template = {
> +static const struct video_device template = {
> .name = "s2255v",
> .fops = &s2255_fops_v4l,
> .ioctl_ops = &s2255_ioctl_ops,
> diff --git a/drivers/media/usb/stk1160/stk1160-v4l.c b/drivers/media/usb/stk1160/stk1160-v4l.c
> index a132faa..77b759a 100644
> --- a/drivers/media/usb/stk1160/stk1160-v4l.c
> +++ b/drivers/media/usb/stk1160/stk1160-v4l.c
> @@ -751,7 +751,7 @@ static void stop_streaming(struct vb2_queue *vq)
> .wait_finish = vb2_ops_wait_finish,
> };
>
> -static struct video_device v4l_template = {
> +static const struct video_device v4l_template = {
> .name = "stk1160",
> .tvnorms = V4L2_STD_525_60 | V4L2_STD_625_50,
> .fops = &stk1160_fops,
> diff --git a/drivers/media/usb/stkwebcam/stk-webcam.c b/drivers/media/usb/stkwebcam/stk-webcam.c
> index 39abb58..c0bba77 100644
> --- a/drivers/media/usb/stkwebcam/stk-webcam.c
> +++ b/drivers/media/usb/stkwebcam/stk-webcam.c
> @@ -1244,7 +1244,7 @@ static void stk_v4l_dev_release(struct video_device *vd)
> kfree(dev);
> }
>
> -static struct video_device stk_v4l_data = {
> +static const struct video_device stk_v4l_data = {
> .name = "stkwebcam",
> .fops = &v4l_stk_fops,
> .ioctl_ops = &v4l_stk_ioctl_ops,
> diff --git a/drivers/media/usb/zr364xx/zr364xx.c b/drivers/media/usb/zr364xx/zr364xx.c
> index d4bb56b..4ff8d0a 100644
> --- a/drivers/media/usb/zr364xx/zr364xx.c
> +++ b/drivers/media/usb/zr364xx/zr364xx.c
> @@ -1335,7 +1335,7 @@ static unsigned int zr364xx_poll(struct file *file,
> .vidioc_unsubscribe_event = v4l2_event_unsubscribe,
> };
>
> -static struct video_device zr364xx_template = {
> +static const struct video_device zr364xx_template = {
> .name = DRIVER_DESC,
> .fops = &zr364xx_fops,
> .ioctl_ops = &zr364xx_ioctl_ops,
>

--

Mike Isely
isely @ isely (dot) net
PGP: 03 54 43 4D 75 E5 CC 92 71 16 01 E2 B5 F5 C1 E8