netdev - Re: [PATCH net-next 1/2] lib: vsprintf: add IPv4/v6 generic %pig/%pIg format specifier

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Date:	Wed, 26 Jun 2013 18:05:04 -0700
From:	Joe Perches <joe@...ches.com>
To:	Daniel Borkmann <dborkman@...hat.com>
Cc:	davem@...emloft.net, netdev@...r.kernel.org,
	linux-sctp@...r.kernel.org
Subject: Re: [PATCH net-next 1/2] lib: vsprintf: add IPv4/v6 generic
 %pig/%pIg format specifier

On Wed, 2013-06-26 at 19:01 +0200, Daniel Borkmann wrote:
> In order to avoid making code that deals with printing both, IPv4 and
> IPv6 addresses, unnecessary complicated as for example ...
> 
>   if (sa.sa_family == AF_INET6)
>     printk("... %pI6 ...", sin6_addr);
>   else
>     printk("... %pI4 ...", sin_addr.s_addr);
[]
> diff --git a/lib/vsprintf.c b/lib/vsprintf.c
[]
> @@ -1093,6 +1093,18 @@ char *pointer(const char *fmt, char *buf, char *end, void *ptr,
[]
> +		case 'g':
> +			{

This is overly indented.

Just use:
		case 'g': {
			etc...

(%pig looks poorly named though)

I'd prefer "%piS" for "struct sockaddr"

Some other options might be to add port, flowinfo or scope,

See: http://patchwork.ozlabs.org/patch/31480/


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