netdev - Re: [ipsec-next:testing 1/2] net/ipv6/esp6.c:144:15: error: implicit declaration of function 'csum_ipv6_magic'; did you mean 'csum_tcpudp

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Date:   Mon, 27 Apr 2020 08:47:10 +0200
From:   Steffen Klassert <steffen.klassert@...unet.com>
To:     kbuild test robot <lkp@...el.com>
CC:     Sabrina Dubroca <sd@...asysnail.net>, <kbuild-all@...ts.01.org>,
        <netdev@...r.kernel.org>
Subject: Re: [ipsec-next:testing 1/2] net/ipv6/esp6.c:144:15: error: implicit
 declaration of function 'csum_ipv6_magic'; did you mean 'csum_tcpudp_magic'?

On Thu, Apr 23, 2020 at 08:02:30PM +0800, kbuild test robot wrote:
> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/klassert/ipsec-next.git testing
> head:   ce37981d9045220810dabcb9cf20a1d86202c76a
> commit: 3fd2d6fdcbb7bcd1fd7110d997fb6ed6eb71dca3 [1/2] xfrm: add support for UDPv6 encapsulation of ESP
> config: c6x-allyesconfig (attached as .config)
> compiler: c6x-elf-gcc (GCC) 9.3.0
> reproduce:
>         wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
>         chmod +x ~/bin/make.cross
>         git checkout 3fd2d6fdcbb7bcd1fd7110d997fb6ed6eb71dca3
>         # save the attached .config to linux build tree
>         COMPILER_INSTALL_PATH=$HOME/0day GCC_VERSION=9.3.0 make.cross ARCH=c6x 
> 
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kbuild test robot <lkp@...el.com>
> 
> All errors (new ones prefixed by >>):
> 
>    net/ipv6/esp6.c: In function 'esp_output_encap_csum':
> >> net/ipv6/esp6.c:144:15: error: implicit declaration of function 'csum_ipv6_magic'; did you mean 'csum_tcpudp_magic'? [-Werror=implicit-function-declaration]
>      144 |   uh->check = csum_ipv6_magic(&ip6h->saddr, &ip6h->daddr,
>          |               ^~~~~~~~~~~~~~~
>          |               csum_tcpudp_magic
>    cc1: some warnings being treated as errors

Sabrina, can you please fix this and resend the pachset?