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To: linux-kernel@vger.kernel.org
From: Akemi Yagi <amyagi@gmail.com>
Subject: Re: Linux 4.2 build error in
 net/netfilter/ipset/ip_set_hash_netnet.c
Date: Mon, 13 Jul 2015 16:13:31 +0000 (UTC)
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On Sun, 05 Jul 2015 08:35:20 -0700, Guenter Roeck wrote:

> On Sat, Jul 04, 2015 at 12:44:36AM -0700, Vinson Lee wrote:
>> Hi.
>> 
>> With the latest Linux 4.2-rc1, I am hitting this build error with GCC
>> 4.4.7 on CentOS 6.
>> 
>>   CC      net/netfilter/ipset/ip_set_hash_netnet.o
>> net/netfilter/ipset/ip_set_hash_netnet.c: In function
>> ‘hash_netnet4_uadt’:
>> net/netfilter/ipset/ip_set_hash_netnet.c:163: error: unknown field
>> ‘cidr’ specified in initializer
>> net/netfilter/ipset/ip_set_hash_netnet.c:163: warning: missing braces
>> around initializer net/netfilter/ipset/ip_set_hash_netnet.c:163:
>> warning: (near initialization for ‘e.<anonymous>.ip’)
>> net/netfilter/ipset/ip_set_hash_netnet.c: In function
>> ‘hash_netnet6_uadt’:
>> net/netfilter/ipset/ip_set_hash_netnet.c:388: error: unknown field
>> ‘cidr’ specified in initializer
>> net/netfilter/ipset/ip_set_hash_netnet.c:388: warning: missing braces
>> around initializer net/netfilter/ipset/ip_set_hash_netnet.c:388:
>> warning: (near initialization for ‘e.ip[0]’)
>> 
> Previously fixed with commit 1a869205c75cb ("netfilter: ipset: The
> unnamed union initialization may lead to compilation error"),
> reintroduced with commit aff227581ed1a ("netfilter: ipset: Check CIDR
> value only when attribute is given").
> 
> Guenter

I wonder what can be done to get this issue fixed. This problem was seen 
in 4.2-rc1 and now in 4.2-rc2 on RHEL-6.6.

$ gcc --version
gcc (GCC) 4.4.7 20120313 (Red Hat 4.4.7-11)

Please advise.

Akemi

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