linux-kernel - Re: Linux 4.2 build error in net/netfilter/ipset/ip_set_hash

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Message-ID: <CAHA+R7PkkgSrzj2Kf5Y3hWe=UmvcUodx=UnyL_gJM6uT7DMqJA@mail.gmail.com>
Date:	Mon, 13 Jul 2015 11:17:57 -0700
From:	Cong Wang <cwang@...pensource.com>
To:	Akemi Yagi <amyagi@...il.com>
Cc:	netdev <netdev@...r.kernel.org>, netfilter-devel@...r.kernel.org,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Sergey Popovich <popovich_sergei@...l.ua>
Subject: Re: Linux 4.2 build error in net/netfilter/ipset/ip_set_hash_netnet.c

On Mon, Jul 13, 2015 at 9:13 AM, Akemi Yagi <amyagi@...il.com> wrote:
> 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.
>

Just revert the initializer piece.
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