Hi Gao, [auto build test ERROR on net/master -- if it's inappropriate base, please suggest rules for selecting the more suitable base]
url: https://github.com/0day-ci/linux/commits/Gao-feng/vsock-fix-missing-cleanup-when-misc_register-failed/20151018-223056 config: x86_64-allmodconfig (attached as .config) reproduce: # save the attached .config to linux build tree make ARCH=x86_64 All error/warnings (new ones prefixed by >>): net/vmw_vsock/af_vsock.c:1957:17: sparse: label 'err_deregister_misc' was not declared net/vmw_vsock/af_vsock.c: In function '__vsock_core_init': >> net/vmw_vsock/af_vsock.c:1972:1: warning: label 'err_undegister_misc' >> defined but not used [-Wunused-label] err_undegister_misc: ^ >> net/vmw_vsock/af_vsock.c:1957:3: error: label 'err_deregister_misc' used but >> not defined goto err_deregister_misc; ^ sparse warnings: (new ones prefixed by >>) >> net/vmw_vsock/af_vsock.c:1957:17: sparse: label 'err_deregister_misc' was >> not declared net/vmw_vsock/af_vsock.c: In function '__vsock_core_init': net/vmw_vsock/af_vsock.c:1972:1: warning: label 'err_undegister_misc' defined but not used [-Wunused-label] err_undegister_misc: ^ net/vmw_vsock/af_vsock.c:1957:3: error: label 'err_deregister_misc' used but not defined goto err_deregister_misc; ^ vim +/err_deregister_misc +1957 net/vmw_vsock/af_vsock.c 1951 goto err_reset_transport; 1952 } 1953 1954 err = proto_register(&vsock_proto, 1); /* we want our slab */ 1955 if (err) { 1956 pr_err("Cannot register vsock protocol\n"); > 1957 goto err_deregister_misc; 1958 } 1959 1960 err = sock_register(&vsock_family_ops); 1961 if (err) { 1962 pr_err("could not register af_vsock (%d) address family: %d\n", 1963 AF_VSOCK, err); 1964 goto err_unregister_proto; 1965 } 1966 1967 mutex_unlock(&vsock_register_mutex); 1968 return 0; 1969 1970 err_unregister_proto: 1971 proto_unregister(&vsock_proto); > 1972 err_undegister_misc: 1973 misc_deregister(&vsock_device); 1974 err_reset_transport: 1975 transport = NULL; --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
.config.gz
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