On 03/23/18 12:56, Mauro Carvalho Chehab wrote:
> Fix the following warnings:
>       drivers/media/common/v4l2-tpg/v4l2-tpg-core.c:1146 gen_twopix() error: 
> buffer overflow 'buf[1]' 8 <= 8
>       drivers/media/common/v4l2-tpg/v4l2-tpg-core.c:1152 gen_twopix() error: 
> buffer overflow 'buf[1]' 8 <= 8
> 
> Signed-off-by: Mauro Carvalho Chehab <mche...@s-opensource.com>
> ---
>  drivers/media/common/v4l2-tpg/v4l2-tpg-core.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/media/common/v4l2-tpg/v4l2-tpg-core.c 
> b/drivers/media/common/v4l2-tpg/v4l2-tpg-core.c
> index d248d1fb9d1d..37632bc524d4 100644
> --- a/drivers/media/common/v4l2-tpg/v4l2-tpg-core.c
> +++ b/drivers/media/common/v4l2-tpg/v4l2-tpg-core.c
> @@ -1143,13 +1143,13 @@ static void gen_twopix(struct tpg_data *tpg,
>       case V4L2_PIX_FMT_NV24:
>               buf[0][offset] = r_y_h;
>               buf[1][2 * offset] = g_u_s;
> -             buf[1][2 * offset + 1] = b_v;
> +             buf[1][(2 * offset + 1) % 8] = b_v;
>               break;
>  
>       case V4L2_PIX_FMT_NV42:
>               buf[0][offset] = r_y_h;
>               buf[1][2 * offset] = b_v;
> -             buf[1][2 * offset + 1] = g_u_s;
> +             buf[1][(2 * offset + 1) %8] = g_u_s;

Space after '%'

>               break;
>  
>       case V4L2_PIX_FMT_YUYV:
> 

Nice! I always wondered how to fix this bogus error, but this will do it.

After fixing the space:

Reviewed-by: Hans Verkuil <hans.verk...@cisco.com>

Thanks,

        Hans

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