linux-kernel - Re: [PATCH 11/12] netfilter: Remove extern from function prototypes

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Date:	Sat, 28 Sep 2013 21:17:54 +0200 (CEST)
From:	Jan Engelhardt <jengelh@...i.de>
To:	Joe Perches <joe@...ches.com>
cc:	netdev@...r.kernel.org, "David S. Miller" <davem@...emloft.net>,
	linux-kernel@...r.kernel.org,
	Pablo Neira Ayuso <pablo@...filter.org>,
	Patrick McHardy <kaber@...sh.net>,
	Jozsef Kadlecsik <kadlec@...ckhole.kfki.hu>,
	netfilter-devel@...r.kernel.org, netfilter@...r.kernel.org,
	coreteam@...filter.org
Subject: Re: [PATCH 11/12] netfilter: Remove extern from function
 prototypes

On Monday 2013-09-23 20:37, Joe Perches wrote:

>There are a mix of function prototypes with and without extern
>in the kernel sources.  Standardize on not using extern for
>function prototypes.
>
>Function prototypes don't need to be written with extern.
>extern is assumed by the compiler.  Its use is as unnecessary as
>using auto to declare automatic/local variables in a block.

Or you could just extern all functions for consistency with variables.
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