linux-kernel - Re: [PATCH -next 2/2] seq_putc: Convert to return void and convert uses too.

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Message-ID: <20141112122900.GA1542@salvia>
Date:	Wed, 12 Nov 2014 13:29:00 +0100
From:	Pablo Neira Ayuso <pablo@...filter.org>
To:	Petr Mladek <pmladek@...e.cz>
Cc:	Joe Perches <joe@...ches.com>,
	Steven Rostedt <rostedt@...dmis.org>,
	Corey Minyard <minyard@....org>,
	Alexander Viro <viro@...iv.linux.org.uk>,
	Patrick McHardy <kaber@...sh.net>,
	Jozsef Kadlecsik <kadlec@...ckhole.kfki.hu>,
	"David S. Miller" <davem@...emloft.net>,
	Alexey Kuznetsov <kuznet@....inr.ac.ru>,
	James Morris <jmorris@...ei.org>,
	Hideaki YOSHIFUJI <yoshfuji@...ux-ipv6.org>,
	openipmi-developer@...ts.sourceforge.net,
	linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org,
	netfilter-devel@...r.kernel.org, coreteam@...filter.org,
	netdev@...r.kernel.org
Subject: Re: [PATCH -next 2/2] seq_putc: Convert to return void and convert
 uses too.

On Tue, Nov 11, 2014 at 02:47:40PM +0100, Petr Mladek wrote:
> On Mon 2014-11-10 10:58:57, Joe Perches wrote:
> > Using the return value of seq_putc is error-prone, so
> > make it return void instead.
> > 
> > Reverse the logic in seq_putc to make it like seq_puts.
> > 
> > Signed-off-by: Joe Perches <joe@...ches.com>
> 
> Reviewed-by: Petr Mladek <pmladek@...e.cz>
> 
> The changes are correct. The show() functions should return 0
> even when there is an overflow. They are called by traverse()
> from seq_read() that might increase the buffer size and try again.

Just in case you need this for the netfilter chunks:

Acked-by: Pablo Neira Ayuso <pablo@...filter.org>

Thanks.
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