Re: [RFC PATCH 2/5] iscsi: bugfix for displaying IPv6 address

[Andrew Morton]

On Mon, 27 Oct 2008 21:05:17 -0700
Harvey Harrison <harvey.harrison@xxxxxxxxx> wrote:

> Notice that ip is a u8 *, so currently every other byte is
> being truncated here.
> 

I don't understand that bug description.  The code looks OK to me?

> ---
>  drivers/firmware/iscsi_ibft.c |    4 +---
>  1 files changed, 1 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/firmware/iscsi_ibft.c b/drivers/firmware/iscsi_ibft.c
> index 4353414..0a64720 100644
> --- a/drivers/firmware/iscsi_ibft.c
> +++ b/drivers/firmware/iscsi_ibft.c
> @@ -290,9 +290,7 @@ static ssize_t sprintf_ipaddr(char *buf, u8 *ip)
>  		/*
>  		 * IPv6
>  		 */
> -		str += sprintf(str, NIP6_FMT, ntohs(ip[0]), ntohs(ip[1]),
> -			       ntohs(ip[2]), ntohs(ip[3]), ntohs(ip[4]),
> -			       ntohs(ip[5]), ntohs(ip[6]), ntohs(ip[7]));
> +		str += sprintf(str, "%p6", ip);
>  	}
>  	str += sprintf(str, "\n");
>  	return str - buf;

Is the data format which sprintf_ipaddr() is parsing specific to iscsi?
If not, that helper function is generic and shouldn't be buried down
in drivers/firmware/iscsi_ibft.c?
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