Hi, [auto build test WARNING on net-next/master] url: https://github.com/0day-ci/linux/commits/Dexuan-Cui/introduce-Hyper-V-VM-Sockets-hv_sock/20160715-223433 config: x86_64-randconfig-a0-07191719 (attached as .config) compiler: gcc-4.4 (Debian 4.4.7-8) 4.4.7 reproduce: # save the attached .config to linux build tree make ARCH=x86_64 All warnings (new ones prefixed by >>): net/hv_sock/af_hvsock.c: In function 'hvsock_open_connection': net/hv_sock/af_hvsock.c:693: warning: 'hvsk' may be used uninitialized in this function net/hv_sock/af_hvsock.c:693: warning: 'new_hvsk' may be used uninitialized in this function net/hv_sock/af_hvsock.c:697: warning: 'new_sk' may be used uninitialized in this function net/hv_sock/af_hvsock.c: In function 'hvsock_sendmsg_wait': net/hv_sock/af_hvsock.c:1053: warning: 'ret' may be used uninitialized in this function >> net/hv_sock/af_hvsock.o: warning: objtool: hvsock_on_channel_cb()+0x1d: function has unreachable instruction --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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