Re: [PATCH v2 16/26] media: au0828: Use min macro

From: Hans Verkuil
Date: Wed Apr 24 2024 - 07:04:05 EST


nitpick: subject should say "Use umin macro".

Hans

On 19/04/2024 11:48, Ricardo Ribalda wrote:
> Simplifies the code.
>
> Found by cocci:
> drivers/media/usb/au0828/au0828-video.c:605:11-12: WARNING opportunity for min()
>
> Signed-off-by: Ricardo Ribalda <ribalda@xxxxxxxxxxxx>
> ---
> drivers/media/usb/au0828/au0828-video.c | 5 +----
> 1 file changed, 1 insertion(+), 4 deletions(-)
>
> diff --git a/drivers/media/usb/au0828/au0828-video.c b/drivers/media/usb/au0828/au0828-video.c
> index fd9fc43d47e0..2ec49ea479d5 100644
> --- a/drivers/media/usb/au0828/au0828-video.c
> +++ b/drivers/media/usb/au0828/au0828-video.c
> @@ -602,10 +602,7 @@ static inline int au0828_isoc_copy(struct au0828_dev *dev, struct urb *urb)
> vbi_field_size = dev->vbi_width * dev->vbi_height * 2;
> if (dev->vbi_read < vbi_field_size) {
> remain = vbi_field_size - dev->vbi_read;
> - if (len < remain)
> - lencopy = len;
> - else
> - lencopy = remain;
> + lencopy = umin(len, remain);
>
> if (vbi_buf != NULL)
> au0828_copy_vbi(dev, vbi_dma_q, vbi_buf, p,
>