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Subjectfs/nfs/fs_context.c:1219 nfs_fs_context_validate() warn: inconsistent indenting
tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: e644645abf4788e919beeb97925fb6bf43e890a2
commit: b24ee6c64ca785739b3ef8d95fd6becaad1bde39 NFS: allow deprecation of NFS UDP protocol
date: 4 months ago
config: x86_64-defconfig (attached as .config)
compiler: gcc-7 (Ubuntu 7.5.0-6ubuntu2) 7.5.0
reproduce (this is a W=1 build):
git checkout b24ee6c64ca785739b3ef8d95fd6becaad1bde39
# save the attached .config to linux build tree
make ARCH=x86_64

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

smatch warnings:
fs/nfs/fs_context.c:1219 nfs_fs_context_validate() warn: inconsistent indenting

vim +1219 fs/nfs/fs_context.c

1154
1155 /*
1156 * Validate the preparsed information in the config.
1157 */
1158 static int nfs_fs_context_validate(struct fs_context *fc)
1159 {
1160 struct nfs_fs_context *ctx = nfs_fc2context(fc);
1161 struct nfs_subversion *nfs_mod;
1162 struct sockaddr *sap = (struct sockaddr *)&ctx->nfs_server.address;
1163 int max_namelen = PAGE_SIZE;
1164 int max_pathlen = NFS_MAXPATHLEN;
1165 int port = 0;
1166 int ret;
1167
1168 if (!fc->source)
1169 goto out_no_device_name;
1170
1171 /* Check for sanity first. */
1172 if (ctx->minorversion && ctx->version != 4)
1173 goto out_minorversion_mismatch;
1174
1175 if (ctx->options & NFS_OPTION_MIGRATION &&
1176 (ctx->version != 4 || ctx->minorversion != 0))
1177 goto out_migration_misuse;
1178
1179 /* Verify that any proto=/mountproto= options match the address
1180 * families in the addr=/mountaddr= options.
1181 */
1182 if (ctx->protofamily != AF_UNSPEC &&
1183 ctx->protofamily != ctx->nfs_server.address.sa_family)
1184 goto out_proto_mismatch;
1185
1186 if (ctx->mountfamily != AF_UNSPEC) {
1187 if (ctx->mount_server.addrlen) {
1188 if (ctx->mountfamily != ctx->mount_server.address.sa_family)
1189 goto out_mountproto_mismatch;
1190 } else {
1191 if (ctx->mountfamily != ctx->nfs_server.address.sa_family)
1192 goto out_mountproto_mismatch;
1193 }
1194 }
1195
1196 if (!nfs_verify_server_address(sap))
1197 goto out_no_address;
1198
1199 if (ctx->version == 4) {
1200 if (IS_ENABLED(CONFIG_NFS_V4)) {
1201 if (ctx->nfs_server.protocol == XPRT_TRANSPORT_RDMA)
1202 port = NFS_RDMA_PORT;
1203 else
1204 port = NFS_PORT;
1205 max_namelen = NFS4_MAXNAMLEN;
1206 max_pathlen = NFS4_MAXPATHLEN;
1207 nfs_validate_transport_protocol(ctx);
1208 if (ctx->nfs_server.protocol == XPRT_TRANSPORT_UDP)
1209 goto out_invalid_transport_udp;
1210 ctx->flags &= ~(NFS_MOUNT_NONLM | NFS_MOUNT_NOACL |
1211 NFS_MOUNT_VER3 | NFS_MOUNT_LOCAL_FLOCK |
1212 NFS_MOUNT_LOCAL_FCNTL);
1213 } else {
1214 goto out_v4_not_compiled;
1215 }
1216 } else {
1217 nfs_set_mount_transport_protocol(ctx);
1218 #ifdef CONFIG_NFS_DISABLE_UDP_SUPPORT
> 1219 if (ctx->nfs_server.protocol == XPRT_TRANSPORT_UDP)
1220 goto out_invalid_transport_udp;
1221 #endif
1222 if (ctx->nfs_server.protocol == XPRT_TRANSPORT_RDMA)
1223 port = NFS_RDMA_PORT;
1224 }
1225
1226 nfs_set_port(sap, &ctx->nfs_server.port, port);
1227
1228 ret = nfs_parse_source(fc, max_namelen, max_pathlen);
1229 if (ret < 0)
1230 return ret;
1231
1232 /* Load the NFS protocol module if we haven't done so yet */
1233 if (!ctx->nfs_mod) {
1234 nfs_mod = get_nfs_version(ctx->version);
1235 if (IS_ERR(nfs_mod)) {
1236 ret = PTR_ERR(nfs_mod);
1237 goto out_version_unavailable;
1238 }
1239 ctx->nfs_mod = nfs_mod;
1240 }
1241 return 0;
1242
1243 out_no_device_name:
1244 return nfs_invalf(fc, "NFS: Device name not specified");
1245 out_v4_not_compiled:
1246 nfs_errorf(fc, "NFS: NFSv4 is not compiled into kernel");
1247 return -EPROTONOSUPPORT;
1248 out_invalid_transport_udp:
1249 return nfs_invalf(fc, "NFSv4: Unsupported transport protocol udp");
1250 out_no_address:
1251 return nfs_invalf(fc, "NFS: mount program didn't pass remote address");
1252 out_mountproto_mismatch:
1253 return nfs_invalf(fc, "NFS: Mount server address does not match mountproto= option");
1254 out_proto_mismatch:
1255 return nfs_invalf(fc, "NFS: Server address does not match proto= option");
1256 out_minorversion_mismatch:
1257 return nfs_invalf(fc, "NFS: Mount option vers=%u does not support minorversion=%u",
1258 ctx->version, ctx->minorversion);
1259 out_migration_misuse:
1260 return nfs_invalf(fc, "NFS: 'Migration' not supported for this NFS version");
1261 out_version_unavailable:
1262 nfs_errorf(fc, "NFS: Version unavailable");
1263 return ret;
1264 }
1265

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