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X-CSE-ConnectionGUID: pUq4Cq0zQ8e6outlJ3PESQ== X-CSE-MsgGUID: oocyumpxTomPD6ayfLMsIw== X-IronPort-AV: E=McAfee;i="6700,10204,11441"; a="50177523" X-IronPort-AV: E=Sophos;i="6.15,311,1739865600"; d="scan'208";a="50177523" Received: from orviesa010.jf.intel.com ([10.64.159.150]) by orvoesa108.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 24 May 2025 02:14:40 -0700 X-CSE-ConnectionGUID: UAU4JZQHSd6qQWVGx2PIyg== X-CSE-MsgGUID: f/vqoHtiQV6WJyLVr18OEA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.15,311,1739865600"; d="scan'208";a="141413159" Received: from lkp-server01.sh.intel.com (HELO 1992f890471c) ([10.239.97.150]) by orviesa010.jf.intel.com with ESMTP; 24 May 2025 02:14:38 -0700 Received: from kbuild by 1992f890471c with local (Exim 4.96) (envelope-from ) id 1uIkxf-000R4o-3A; Sat, 24 May 2025 09:14:35 +0000 Date: Sat, 24 May 2025 17:13:43 +0800 From: kernel test robot To: Greg Jumper Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, LUCI Bot , Alan Maguire Subject: [jlayton:uek-localio 1944/2262] net/rds/send.c:1380:18: warning: variable 'rns' set but not used Message-ID: <202505241704.Id3nau5v-lkp@intel.com> Precedence: bulk X-Mailing-List: llvm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline tree: https://git.kernel.org/pub/scm/linux/kernel/git/jlayton/linux.git uek-localio head: 65b0dc6bb1f5c18e63d8ee9ea1cca997456a81a9 commit: 09b27477265df03926c91a3c5294bc2b582f2472 [1944/2262] Revert "Revert "net/rds: Track "rds" module statistics per network namespace"" config: arm-randconfig-003-20250524 (https://download.01.org/0day-ci/archive/20250524/202505241704.Id3nau5v-lkp@intel.com/config) compiler: clang version 20.1.2 (https://github.com/llvm/llvm-project 58df0ef89dd64126512e4ee27b4ac3fd8ddf6247) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250524/202505241704.Id3nau5v-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202505241704.Id3nau5v-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from net/rds/send.c:38: net/rds/rds.h:1030:22: error: no member named 'net' in 'possible_net_t' 1030 | return sk->sk_net.net->ns.inum; | ~~~~~~~~~~ ^ >> net/rds/send.c:1380:18: warning: variable 'rns' set but not used [-Wunused-but-set-variable] 1380 | struct rds_net *rns; | ^ 1 warning and 1 error generated. vim +/rns +1380 net/rds/send.c 1360 1361 int rds_sendmsg(struct socket *sock, struct msghdr *msg, size_t payload_len) 1362 { 1363 struct sock *sk = sock->sk; 1364 struct rds_sock *rs = rds_sk_to_rs(sk); 1365 #if IS_ENABLED(CONFIG_IPV6) 1366 struct sockaddr_in6 *sin6 = (struct sockaddr_in6 *)msg->msg_name; 1367 #endif 1368 struct sockaddr_in *usin = (struct sockaddr_in *)msg->msg_name; 1369 __be16 dport; 1370 struct rds_message *rm = NULL; 1371 struct rds_connection *conn = NULL; 1372 char *reason = NULL; 1373 int ret = 0; 1374 int queued = 0; 1375 int nonblock = msg->msg_flags & MSG_DONTWAIT; 1376 long timeo = sock_sndtimeo(sk, nonblock); 1377 size_t total_payload_len = payload_len, rdma_payload_len = 0; 1378 struct rds_conn_path *cpath = NULL; 1379 struct rs_buf_info *bufi; > 1380 struct rds_net *rns; 1381 struct in6_addr daddr; 1382 __u32 scope_id = 0; 1383 int namelen; 1384 bool no_space; 1385 unsigned long flags; 1386 struct rds_iov_vector_arr iov_arr = {}; 1387 struct rds_iov_vector *iov; 1388 int i; 1389 1390 /* expect 1 RDMA CMSG per rds_sendmsg. can still grow if more needed. */ 1391 iov_arr.iva_incr = 1; 1392 1393 /* Mirror Linux UDP mirror of BSD error message compatibility */ 1394 /* XXX: Perhaps MSG_MORE someday */ 1395 if (msg->msg_flags & ~(MSG_DONTWAIT | MSG_CMSG_COMPAT | MSG_NOSIGNAL)) { 1396 pr_debug_ratelimited("%s: msg_flags 0x%08X\n", __func__, msg->msg_flags); 1397 ret = -EOPNOTSUPP; 1398 reason = "invalid msg_flags"; 1399 goto out; 1400 } 1401 namelen = msg->msg_namelen; 1402 if (namelen != 0) { 1403 if (namelen < sizeof(*usin)) { 1404 reason = "invalid IPv4 namelen"; 1405 ret = -EINVAL; 1406 goto out; 1407 } 1408 switch (usin->sin_family) { 1409 case AF_INET: 1410 if (usin->sin_addr.s_addr == htonl(INADDR_ANY) || 1411 usin->sin_addr.s_addr == htonl(INADDR_BROADCAST) || 1412 IN_MULTICAST(ntohl(usin->sin_addr.s_addr))) { 1413 reason = "invalid IPv4 addr"; 1414 ret = -EINVAL; 1415 goto out; 1416 } 1417 ipv6_addr_set_v4mapped(usin->sin_addr.s_addr, &daddr); 1418 dport = usin->sin_port; 1419 break; 1420 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki