Em Sat, 18 Dec 2021 09:58:02 +0800
davidcomponentone@xxxxxxxxx escreveu:
> From: Yang Guang <yang.guang5@xxxxxxxxxx>
>
> Use the macro 'swap()' defined in 'include/linux/minmax.h' to avoid
> opencoding it.
>
> Reported-by: Zeal Robot <zealci@xxxxxxxxxx>
> Signed-off-by: David Yang <davidcomponentone@xxxxxxxxx>
> Signed-off-by: Yang Guang <yang.guang5@xxxxxxxxxx>
> ---
> drivers/media/pci/saa7134/saa7134-video.c | 6 ++----
> 1 file changed, 2 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/media/pci/saa7134/saa7134-video.c b/drivers/media/pci/saa7134/saa7134-video.c
> index 374c8e1087de..6f4132058c35 100644
> --- a/drivers/media/pci/saa7134/saa7134-video.c
> +++ b/drivers/media/pci/saa7134/saa7134-video.c
> @@ -823,7 +823,7 @@ static int buffer_activate(struct saa7134_dev *dev,
> {
> struct saa7134_dmaqueue *dmaq = buf->vb2.vb2_buf.vb2_queue->drv_priv;
> unsigned long base,control,bpl;
> - unsigned long bpl_uv,lines_uv,base2,base3,tmp; /* planar */
> + unsigned long bpl_uv, lines_uv, base2, base3; /* planar */
>
> video_dbg("buffer_activate buf=%p\n", buf);
> buf->top_seen = 0;
> @@ -869,9 +869,7 @@ static int buffer_activate(struct saa7134_dev *dev,
> base2 = base + bpl * dev->height;
> base3 = base2 + bpl_uv * lines_uv;
> if (dev->fmt->uvswap) {
> - tmp = base2;
> - base2 = base3;
> - base3 = tmp;
> + swap(base2, base3);
> }
No need for {}
> video_dbg("uv: bpl=%ld lines=%ld base2/3=%ld/%ld\n",
> bpl_uv,lines_uv,base2,base3);
Thanks,
Mauro
