linux-kernel - Re: [PATCH] Fix userspace compilation of ip_tables.h/ip6

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Message-Id: <20121001.004547.291872991703576360.davem@davemloft.net>
Date:	Mon, 01 Oct 2012 00:45:47 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	jgunthorpe@...idianresearch.com
Cc:	linux-kernel@...r.kernel.org, netdev@...r.kernel.org
Subject: Re: [PATCH] Fix userspace compilation of ip_tables.h/ip6_tables.h
 in C++ mode

From: Jason Gunthorpe <jgunthorpe@...idianresearch.com>
Date: Sun, 30 Sep 2012 17:17:37 -0600

> The implicit cast from void * is not allowed for C++ compilers, and the
> arithmetic on void * generates warnings in C++ mode.
> 
> $ g++ -c t.cc
> ip_tables.h:221:24: warning: pointer of type 'void *' used in arithmetic
> ip_tables.h:221:24: error: invalid conversion from 'void*' to 'xt_entry_target*'
> 
> Signed-off-by: Jason Gunthorpe <jgunthorpe@...idianresearch.com>

Please post netfilter patches to netfilter-devel@...r.kernel.org

Thank you.
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