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Date:   Wed, 30 Sep 2020 00:25:26 +0800
From:   kernel test robot <lkp@...el.com>
To:     Xin Long <lucien.xin@...il.com>,
        network dev <netdev@...r.kernel.org>,
        linux-sctp@...r.kernel.org
Cc:     kbuild-all@...ts.01.org,
        Marcelo Ricardo Leitner <marcelo.leitner@...il.com>,
        Neil Horman <nhorman@...driver.com>,
        Michael Tuexen <tuexen@...muenster.de>,
        Tom Herbert <therbert@...gle.com>, davem@...emloft.net
Subject: Re: [PATCH net-next 13/15] sctp: support for sending packet over
 udp4 sock

Hi Xin,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on net-next/master]

url:    https://github.com/0day-ci/linux/commits/Xin-Long/sctp-Implement-RFC6951-UDP-Encapsulation-of-SCTP/20200929-215159
base:   https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git 280095713ce244e8dbdfb059cdca695baa72230a
config: ia64-randconfig-r014-20200929 (attached as .config)
compiler: ia64-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://github.com/0day-ci/linux/commit/a1016fd4a55f176fcc2eae05052a61ad7d5a142b
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Xin-Long/sctp-Implement-RFC6951-UDP-Encapsulation-of-SCTP/20200929-215159
        git checkout a1016fd4a55f176fcc2eae05052a61ad7d5a142b
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=ia64 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>

All errors (new ones prefixed by >>):

   net/sctp/protocol.c: In function 'sctp_udp_sock_start':
>> net/sctp/protocol.c:894:11: error: 'struct udp_port_cfg' has no member named 'local_ip6'; did you mean 'local_ip'?
     894 |  udp_conf.local_ip6 = in6addr_any;
         |           ^~~~~~~~~
         |           local_ip

vim +894 net/sctp/protocol.c

a330bee1c278f8 Xin Long 2020-09-29  870  
140bb5309cf409 Xin Long 2020-09-29  871  int sctp_udp_sock_start(struct net *net)
140bb5309cf409 Xin Long 2020-09-29  872  {
140bb5309cf409 Xin Long 2020-09-29  873  	struct udp_tunnel_sock_cfg tuncfg = {NULL};
140bb5309cf409 Xin Long 2020-09-29  874  	struct udp_port_cfg udp_conf = {0};
140bb5309cf409 Xin Long 2020-09-29  875  	struct socket *sock;
140bb5309cf409 Xin Long 2020-09-29  876  	int err;
140bb5309cf409 Xin Long 2020-09-29  877  
140bb5309cf409 Xin Long 2020-09-29  878  	udp_conf.family = AF_INET;
140bb5309cf409 Xin Long 2020-09-29  879  	udp_conf.local_ip.s_addr = htonl(INADDR_ANY);
140bb5309cf409 Xin Long 2020-09-29  880  	udp_conf.local_udp_port = htons(net->sctp.udp_port);
140bb5309cf409 Xin Long 2020-09-29  881  	err = udp_sock_create(net, &udp_conf, &sock);
140bb5309cf409 Xin Long 2020-09-29  882  	if (err)
140bb5309cf409 Xin Long 2020-09-29  883  		return err;
140bb5309cf409 Xin Long 2020-09-29  884  
140bb5309cf409 Xin Long 2020-09-29  885  	tuncfg.encap_type = 1;
140bb5309cf409 Xin Long 2020-09-29  886  	tuncfg.encap_rcv = sctp_udp_rcv;
a330bee1c278f8 Xin Long 2020-09-29  887  	tuncfg.encap_err_lookup = sctp_udp_err_lookup;
140bb5309cf409 Xin Long 2020-09-29  888  	setup_udp_tunnel_sock(net, sock, &tuncfg);
140bb5309cf409 Xin Long 2020-09-29  889  	net->sctp.udp4_sock = sock->sk;
140bb5309cf409 Xin Long 2020-09-29  890  
cff8956126170d Xin Long 2020-09-29  891  	memset(&udp_conf, 0, sizeof(udp_conf));
cff8956126170d Xin Long 2020-09-29  892  
cff8956126170d Xin Long 2020-09-29  893  	udp_conf.family = AF_INET6;
cff8956126170d Xin Long 2020-09-29 @894  	udp_conf.local_ip6 = in6addr_any;
cff8956126170d Xin Long 2020-09-29  895  	udp_conf.local_udp_port = htons(net->sctp.udp_port);
cff8956126170d Xin Long 2020-09-29  896  	udp_conf.use_udp6_rx_checksums = true;
cff8956126170d Xin Long 2020-09-29  897  	udp_conf.ipv6_v6only = true;
cff8956126170d Xin Long 2020-09-29  898  	err = udp_sock_create(net, &udp_conf, &sock);
cff8956126170d Xin Long 2020-09-29  899  	if (err) {
cff8956126170d Xin Long 2020-09-29  900  		udp_tunnel_sock_release(net->sctp.udp4_sock->sk_socket);
cff8956126170d Xin Long 2020-09-29  901  		net->sctp.udp4_sock = NULL;
cff8956126170d Xin Long 2020-09-29  902  		return err;
cff8956126170d Xin Long 2020-09-29  903  	}
cff8956126170d Xin Long 2020-09-29  904  
cff8956126170d Xin Long 2020-09-29  905  	tuncfg.encap_type = 1;
cff8956126170d Xin Long 2020-09-29  906  	tuncfg.encap_rcv = sctp_udp_rcv;
a330bee1c278f8 Xin Long 2020-09-29  907  	tuncfg.encap_err_lookup = sctp_udp_err_lookup;
cff8956126170d Xin Long 2020-09-29  908  	setup_udp_tunnel_sock(net, sock, &tuncfg);
cff8956126170d Xin Long 2020-09-29  909  	net->sctp.udp6_sock = sock->sk;
cff8956126170d Xin Long 2020-09-29  910  
140bb5309cf409 Xin Long 2020-09-29  911  	return 0;
140bb5309cf409 Xin Long 2020-09-29  912  }
140bb5309cf409 Xin Long 2020-09-29  913  

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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