Hi Cong, [auto build test WARNING on net/master]
url: https://github.com/0day-ci/linux/commits/Cong-Wang/team-use-a-larger-struct-for-mac-address/20170721-203849 config: xtensa-allyesconfig (attached as .config) compiler: xtensa-linux-gcc (GCC) 4.9.0 reproduce: wget https://raw.githubusercontent.com/01org/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree make.cross ARCH=xtensa All warnings (new ones prefixed by >>): drivers/net/team/team.c: In function '__set_port_dev_addr': >> drivers/net/team/team.c:67:9: warning: passing argument 2 of >> 'dev_set_mac_address' from incompatible pointer type return dev_set_mac_address(port_dev, &addr); ^ In file included from drivers/net/team/team.c:20:0: include/linux/netdevice.h:3290:5: note: expected 'struct sockaddr *' but argument is of type 'struct __kernel_sockaddr_storage *' int dev_set_mac_address(struct net_device *, struct sockaddr *); ^ vim +/dev_set_mac_address +67 drivers/net/team/team.c 3d249d4c Jiri Pirko 2011-11-11 55 3d249d4c Jiri Pirko 2011-11-11 56 /* 1d76efe1 Jiri Pirko 2012-08-17 57 * Since the ability to change device address for open port device is tested in 3d249d4c Jiri Pirko 2011-11-11 58 * team_port_add, this function can be called without control of return value 3d249d4c Jiri Pirko 2011-11-11 59 */ 1d76efe1 Jiri Pirko 2012-08-17 60 static int __set_port_dev_addr(struct net_device *port_dev, 3d249d4c Jiri Pirko 2011-11-11 61 const unsigned char *dev_addr) 3d249d4c Jiri Pirko 2011-11-11 62 { 44118243 Cong Wang 2017-07-20 63 struct sockaddr_storage addr; 3d249d4c Jiri Pirko 2011-11-11 64 44118243 Cong Wang 2017-07-20 65 memcpy(addr.__data, dev_addr, port_dev->addr_len); 44118243 Cong Wang 2017-07-20 66 addr.ss_family = port_dev->type; 3d249d4c Jiri Pirko 2011-11-11 @67 return dev_set_mac_address(port_dev, &addr); 3d249d4c Jiri Pirko 2011-11-11 68 } 3d249d4c Jiri Pirko 2011-11-11 69 :::::: The code at line 67 was first introduced by commit :::::: 3d249d4ca7d0ed6629a135ea1ea21c72286c0d80 net: introduce ethernet teaming device :::::: TO: Jiri Pirko <jpi...@redhat.com> :::::: CC: David S. Miller <da...@davemloft.net> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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