linux-kernel - Re: [PATCH] [media] stk1160: Remove dead code from stk1160_i2c_read

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Date:	Sat, 13 Oct 2012 00:54:55 -0300
From:	Ezequiel Garcia <elezegarcia@...il.com>
To:	Jesper Juhl <jj@...osbits.net>
Cc:	Mauro Carvalho Chehab <mchehab@...radead.org>,
	linux-media@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] [media] stk1160: Remove dead code from stk1160_i2c_read_reg()

On Sun, Nov 9, 2008 at 2:04 PM, Jesper Juhl <jj@...osbits.net> wrote:
> There are two checks for 'rc' being less than zero with no change to
> 'rc' between the two, so the second is just dead code - remove it.
>
> Signed-off-by: Jesper Juhl <jj@...osbits.net>
> ---
>  drivers/media/usb/stk1160/stk1160-i2c.c |    3 ---
>  1 files changed, 0 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/media/usb/stk1160/stk1160-i2c.c b/drivers/media/usb/stk1160/stk1160-i2c.c
> index 176ac93..035cf8c 100644
> --- a/drivers/media/usb/stk1160/stk1160-i2c.c
> +++ b/drivers/media/usb/stk1160/stk1160-i2c.c
> @@ -117,9 +117,6 @@ static int stk1160_i2c_read_reg(struct stk1160 *dev, u8 addr,
>                 return rc;
>
>         stk1160_read_reg(dev, STK1160_SBUSR_RD, value);
> -       if (rc < 0)
> -               return rc;
> -
>         return 0;
>  }
>

Thanks for doing this. Wouldn't you like to save stk1160_read_reg
return code to rc, instead of this?

    Ezequiel
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