From: kernel test robot <lkp@intel.com> To: Oliver Hartkopp <socketcan@hartkopp.net> Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org, Marc Kleine-Budde <mkl@pengutronix.de> Subject: net/can/isotp.c:1240:13: sparse: sparse: incorrect type in initializer (different address spaces) Date: Sun, 27 Dec 2020 03:29:11 +0800 [thread overview] Message-ID: <202012270307.H8cY6ALL-lkp@intel.com> (raw) [-- Attachment #1: Type: text/plain, Size: 3490 bytes --] tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: f838f8d2b694cf9d524dc4423e9dd2db13892f3f commit: e057dd3fc20ffb3d7f150af46542a51b59b90127 can: add ISO 15765-2:2016 transport protocol date: 3 months ago config: sh-randconfig-s032-20201225 (attached as .config) compiler: sh4-linux-gcc (GCC) 9.3.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # apt-get install sparse # sparse version: v0.6.3-184-g1b896707-dirty # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e057dd3fc20ffb3d7f150af46542a51b59b90127 git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout e057dd3fc20ffb3d7f150af46542a51b59b90127 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=sh If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@intel.com> "sparse warnings: (new ones prefixed by >>)" >> net/can/isotp.c:1240:13: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected int const *__gu_addr @@ got int [noderef] __user *optlen @@ net/can/isotp.c:1240:13: sparse: expected int const *__gu_addr net/can/isotp.c:1240:13: sparse: got int [noderef] __user *optlen >> net/can/isotp.c:1240:13: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __user *ptr @@ got int const *__gu_addr @@ net/can/isotp.c:1240:13: sparse: expected void const volatile [noderef] __user *ptr net/can/isotp.c:1240:13: sparse: got int const *__gu_addr vim +1240 net/can/isotp.c 1229 1230 static int isotp_getsockopt(struct socket *sock, int level, int optname, 1231 char __user *optval, int __user *optlen) 1232 { 1233 struct sock *sk = sock->sk; 1234 struct isotp_sock *so = isotp_sk(sk); 1235 int len; 1236 void *val; 1237 1238 if (level != SOL_CAN_ISOTP) 1239 return -EINVAL; > 1240 if (get_user(len, optlen)) 1241 return -EFAULT; 1242 if (len < 0) 1243 return -EINVAL; 1244 1245 switch (optname) { 1246 case CAN_ISOTP_OPTS: 1247 len = min_t(int, len, sizeof(struct can_isotp_options)); 1248 val = &so->opt; 1249 break; 1250 1251 case CAN_ISOTP_RECV_FC: 1252 len = min_t(int, len, sizeof(struct can_isotp_fc_options)); 1253 val = &so->rxfc; 1254 break; 1255 1256 case CAN_ISOTP_TX_STMIN: 1257 len = min_t(int, len, sizeof(u32)); 1258 val = &so->force_tx_stmin; 1259 break; 1260 1261 case CAN_ISOTP_RX_STMIN: 1262 len = min_t(int, len, sizeof(u32)); 1263 val = &so->force_rx_stmin; 1264 break; 1265 1266 case CAN_ISOTP_LL_OPTS: 1267 len = min_t(int, len, sizeof(struct can_isotp_ll_options)); 1268 val = &so->ll; 1269 break; 1270 1271 default: 1272 return -ENOPROTOOPT; 1273 } 1274 1275 if (put_user(len, optlen)) 1276 return -EFAULT; 1277 if (copy_to_user(optval, val, len)) 1278 return -EFAULT; 1279 return 0; 1280 } 1281 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org [-- Attachment #2: .config.gz --] [-- Type: application/gzip, Size: 21119 bytes --]
WARNING: multiple messages have this Message-ID (diff)
From: kernel test robot <lkp@intel.com> To: kbuild-all@lists.01.org Subject: net/can/isotp.c:1240:13: sparse: sparse: incorrect type in initializer (different address spaces) Date: Sun, 27 Dec 2020 03:29:11 +0800 [thread overview] Message-ID: <202012270307.H8cY6ALL-lkp@intel.com> (raw) [-- Attachment #1: Type: text/plain, Size: 3581 bytes --] tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: f838f8d2b694cf9d524dc4423e9dd2db13892f3f commit: e057dd3fc20ffb3d7f150af46542a51b59b90127 can: add ISO 15765-2:2016 transport protocol date: 3 months ago config: sh-randconfig-s032-20201225 (attached as .config) compiler: sh4-linux-gcc (GCC) 9.3.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # apt-get install sparse # sparse version: v0.6.3-184-g1b896707-dirty # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e057dd3fc20ffb3d7f150af46542a51b59b90127 git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout e057dd3fc20ffb3d7f150af46542a51b59b90127 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=sh If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@intel.com> "sparse warnings: (new ones prefixed by >>)" >> net/can/isotp.c:1240:13: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected int const *__gu_addr @@ got int [noderef] __user *optlen @@ net/can/isotp.c:1240:13: sparse: expected int const *__gu_addr net/can/isotp.c:1240:13: sparse: got int [noderef] __user *optlen >> net/can/isotp.c:1240:13: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __user *ptr @@ got int const *__gu_addr @@ net/can/isotp.c:1240:13: sparse: expected void const volatile [noderef] __user *ptr net/can/isotp.c:1240:13: sparse: got int const *__gu_addr vim +1240 net/can/isotp.c 1229 1230 static int isotp_getsockopt(struct socket *sock, int level, int optname, 1231 char __user *optval, int __user *optlen) 1232 { 1233 struct sock *sk = sock->sk; 1234 struct isotp_sock *so = isotp_sk(sk); 1235 int len; 1236 void *val; 1237 1238 if (level != SOL_CAN_ISOTP) 1239 return -EINVAL; > 1240 if (get_user(len, optlen)) 1241 return -EFAULT; 1242 if (len < 0) 1243 return -EINVAL; 1244 1245 switch (optname) { 1246 case CAN_ISOTP_OPTS: 1247 len = min_t(int, len, sizeof(struct can_isotp_options)); 1248 val = &so->opt; 1249 break; 1250 1251 case CAN_ISOTP_RECV_FC: 1252 len = min_t(int, len, sizeof(struct can_isotp_fc_options)); 1253 val = &so->rxfc; 1254 break; 1255 1256 case CAN_ISOTP_TX_STMIN: 1257 len = min_t(int, len, sizeof(u32)); 1258 val = &so->force_tx_stmin; 1259 break; 1260 1261 case CAN_ISOTP_RX_STMIN: 1262 len = min_t(int, len, sizeof(u32)); 1263 val = &so->force_rx_stmin; 1264 break; 1265 1266 case CAN_ISOTP_LL_OPTS: 1267 len = min_t(int, len, sizeof(struct can_isotp_ll_options)); 1268 val = &so->ll; 1269 break; 1270 1271 default: 1272 return -ENOPROTOOPT; 1273 } 1274 1275 if (put_user(len, optlen)) 1276 return -EFAULT; 1277 if (copy_to_user(optval, val, len)) 1278 return -EFAULT; 1279 return 0; 1280 } 1281 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org [-- Attachment #2: config.gz --] [-- Type: application/gzip, Size: 21119 bytes --]
next reply other threads:[~2020-12-26 19:33 UTC|newest] Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-12-26 19:29 kernel test robot [this message] 2020-12-26 19:29 ` net/can/isotp.c:1240:13: sparse: sparse: incorrect type in initializer (different address spaces) kernel test robot 2021-01-04 9:11 ` Marc Kleine-Budde 2021-01-04 9:11 ` Marc Kleine-Budde -- strict thread matches above, loose matches on Subject: below -- 2021-01-14 9:47 kernel test robot 2021-01-14 9:47 ` kernel test robot 2021-01-14 18:22 ` Oliver Hartkopp 2021-01-14 18:22 ` Oliver Hartkopp 2020-10-28 23:01 kernel test robot 2020-10-28 23:01 ` kernel test robot 2020-10-29 7:33 ` Marc Kleine-Budde 2020-10-29 7:33 ` Marc Kleine-Budde 2020-10-30 18:55 ` Oliver Hartkopp 2020-10-30 18:55 ` Oliver Hartkopp 2020-10-30 19:14 ` Marc Kleine-Budde 2020-10-30 19:14 ` Marc Kleine-Budde
Reply instructions: You may reply publicly to this message via plain-text email using any one of the following methods: * Save the following mbox file, import it into your mail client, and reply-to-all from there: mbox Avoid top-posting and favor interleaved quoting: https://en.wikipedia.org/wiki/Posting_style#Interleaved_style * Reply using the --to, --cc, and --in-reply-to switches of git-send-email(1): git send-email \ --in-reply-to=202012270307.H8cY6ALL-lkp@intel.com \ --to=lkp@intel.com \ --cc=kbuild-all@lists.01.org \ --cc=linux-kernel@vger.kernel.org \ --cc=mkl@pengutronix.de \ --cc=socketcan@hartkopp.net \ /path/to/YOUR_REPLY https://kernel.org/pub/software/scm/git/docs/git-send-email.html * If your mail client supports setting the In-Reply-To header via mailto: links, try the mailto: linkBe sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes, see mirroring instructions on how to clone and mirror all data and code used by this external index.