netdev - Re: [Patch net-next] ipv6: fix redefinition of in6_pktinfo and ip6

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Message-Id: <20150108.193819.258816805892789860.davem@davemloft.net>
Date:	Thu, 08 Jan 2015 19:38:19 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	xiyou.wangcong@...il.com
Cc:	netdev@...r.kernel.org, carlos@...hat.com, vlee@...pensource.com
Subject: Re: [Patch net-next] ipv6: fix redefinition of in6_pktinfo and
 ip6_mtuinfo

From: Cong Wang <xiyou.wangcong@...il.com>
Date: Tue,  6 Jan 2015 15:45:31 -0800

> Both netinet/in.h and linux/ipv6.h define these two structs,
> if we include both of them, we got:
> 
> 	/usr/include/linux/ipv6.h:19:8: error: redefinition of ‘struct in6_pktinfo’
> 	 struct in6_pktinfo {
> 		^
> 	In file included from /usr/include/arpa/inet.h:22:0,
> 			 from txtimestamp.c:33:
> 	/usr/include/netinet/in.h:524:8: note: originally defined here
> 	 struct in6_pktinfo
> 		^
> 	In file included from txtimestamp.c:40:0:
> 	/usr/include/linux/ipv6.h:24:8: error: redefinition of ‘struct ip6_mtuinfo’
> 	 struct ip6_mtuinfo {
> 		^
> 	In file included from /usr/include/arpa/inet.h:22:0,
> 			 from txtimestamp.c:33:
> 	/usr/include/netinet/in.h:531:8: note: originally defined here
> 	 struct ip6_mtuinfo
> 		^
> So similarly to what we did for in6_addr, we need to sync with
> libc header on their definitions.
> 
> Signed-off-by: Cong Wang <xiyou.wangcong@...il.com>

Applied.