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Re: [PATCH gnumach 3/3] linux: fix compiler warning


From: Samuel Thibault
Subject: Re: [PATCH gnumach 3/3] linux: fix compiler warning
Date: Fri, 19 Dec 2014 02:52:02 +0100
User-agent: Mutt/1.5.21+34 (58baf7c9f32f) (2010-12-30)

Justus Winter, le Fri 19 Dec 2014 02:48:58 +0100, a écrit :
> If the loop above completes at least one iteration, `i' will be larger
> than zero.

Ack.

> * linux/dev/glue/block.c (rdwr_full): Add assertion to appease the
> compiler.
> ---
>  linux/dev/glue/block.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/linux/dev/glue/block.c b/linux/dev/glue/block.c
> index 79a3646..da4ef38 100644
> --- a/linux/dev/glue/block.c
> +++ b/linux/dev/glue/block.c
> @@ -624,6 +624,7 @@ rdwr_full (int rw, kdev_t dev, loff_t *off, char **buf, 
> int *resid, int bshift)
>      }
>    if (! err)
>      {
> +      assert (i > 0);
>        ll_rw_block (rw, i, bhp, 0);
>        wait_on_buffer (bhp[i - 1]);
>      }
> -- 
> 2.1.3
> 

-- 
Samuel
<c> tiens, je suis déçu
<c> quand on clique sur le bouton random de http://xkcd.com/221/ on ne tombe 
pas (toujours) sur http://xkcd.com/4/
<c> bon, j'envoie un bug-report à l'auteur



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