On Wednesday 23 Mar 2016 16:27:43 Mauro Carvalho Chehab wrote:
> Only MEDIA_IOC_ENUM_LINKS32 require an special logic when
> userspace is 32 bits and Kernel is 64 bits.
>
> For the rest, media_device_ioctl() will do the right thing,
> and will return -ENOIOCTLCMD if the ioctl is unknown.
>
> Signed-off-by: Mauro Carvalho Chehab <mchehab@xxxxxxxxxxxxxxx>
> ---
> drivers/media/media-device.c | 8 +-------
> 1 file changed, 1 insertion(+), 7 deletions(-)
>
> diff --git a/drivers/media/media-device.c b/drivers/media/media-device.c
> index 4a97d92a7e7d..4b5a2ab17b7e 100644
> --- a/drivers/media/media-device.c
> +++ b/drivers/media/media-device.c
> @@ -508,10 +508,7 @@ static long media_device_compat_ioctl(struct file
> *filp, unsigned int cmd, long ret;
>
> switch (cmd) {
> - case MEDIA_IOC_DEVICE_INFO:
> - case MEDIA_IOC_ENUM_ENTITIES:
> - case MEDIA_IOC_SETUP_LINK:
> - case MEDIA_IOC_G_TOPOLOGY:
> + default:
> return media_device_ioctl(filp, cmd, arg);
I'd move the default case last as done usually. Apart from that,
Reviewed-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
>
> case MEDIA_IOC_ENUM_LINKS32:
> @@ -520,9 +517,6 @@ static long media_device_compat_ioctl(struct file *filp,
> unsigned int cmd, (struct media_links_enum32 __user *)arg);
> mutex_unlock(&dev->graph_mutex);
> break;
> -
> - default:
> - ret = -ENOIOCTLCMD;
> }
>
> return ret;
--
Regards,
Laurent Pinchart
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