Re: [PATCH] em28xx-core.c: add missing parentheses inem28xx_write_ac97()

[Mauro Carvalho Chehab]

Roel and Joe,

Thanks for your patches.

I've already received and committed two patches with your proposed changes:

http://linuxtv.org/hg/v4l-dvb/rev/127f67dea087
http://linuxtv.org/hg/v4l-dvb/rev/f83ed13f5bf5

Cheers,
Mauro

On Wed, 05 Mar 2008 19:43:46 +0100
Roel Kluin <12o3l@xxxxxxxxxx> wrote:

> Joe Perches wrote:
> 
> >> -		if (!((u8) ret) & 0x01)
> >> +		if (!(((u8) ret) & 0x01))
> > 
> > I think it'd be clearer without the cast to (u8)
> > which is then implicit cast back to int anyway
> > 
> > 	if (!(ret & 1))
> 
> ok.
> ---
> 
> Signed-off-by: Roel Kluin <12o3l@xxxxxxxxxx>
> ---
> diff --git a/drivers/media/video/em28xx/em28xx-core.c b/drivers/media/video/em28xx/em28xx-core.c
> index 7d1537c..c797472 100644
> --- a/drivers/media/video/em28xx/em28xx-core.c
> +++ b/drivers/media/video/em28xx/em28xx-core.c
> @@ -267,7 +267,7 @@ static int em28xx_write_ac97(struct em28xx *dev, u8 reg, u8 *val)
>  	for (i = 0; i < 10; i++) {
>  		if ((ret = em28xx_read_reg(dev, AC97BUSY_REG)) < 0)
>  			return ret;
> -		if (!((u8) ret) & 0x01)
> +		if (!(ret & 1))
>  			return 0;
>  		msleep(5);
>  	}




Cheers,
Mauro
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