Hi Paolo, [auto build test WARNING on net-next/master]
url: https://github.com/0day-ci/linux/commits/Paolo-Abeni/net-add-protocol-level-recvmmsg-support/20161126-033729 config: i386-randconfig-i1-201647 (attached as .config) compiler: gcc-4.8 (Debian 4.8.4-1) 4.8.4 reproduce: # save the attached .config to linux build tree make ARCH=i386 All warnings (new ones prefixed by >>): net/socket.c: In function 'recvmmsg_ctx_to_user': >> net/socket.c:2263:11: warning: passing argument 3 of >> 'copy_msghdr_to_user_gen' from incompatible pointer type [enabled by default] ctx->uaddr, &ctx->addr, ctx->cmsg_ptr); ^ net/socket.c:2115:12: note: expected 'struct msghdr *' but argument is of type 'struct user_msghdr *' static int copy_msghdr_to_user_gen(struct msghdr *msg_sys, int flags, ^ vim +/copy_msghdr_to_user_gen +2263 net/socket.c 2247 return 0; 2248 2249 return security_socket_recvmsg(sk->sk_socket, &ctx->msg_sys, 2250 msg_data_left(&ctx->msg_sys), flags); 2251 } 2252 2253 int recvmmsg_ctx_to_user(struct mmsghdr __user **mmsg_ptr, int len, 2254 unsigned int flags, struct recvmmsg_ctx *ctx) 2255 { 2256 struct compat_mmsghdr __user *mmsg_compat; 2257 struct mmsghdr __user *mmsg = *mmsg_ptr; 2258 int err; 2259 2260 mmsg_compat = (struct compat_mmsghdr __user *)mmsg; 2261 err = copy_msghdr_to_user_gen(&ctx->msg_sys, flags, 2262 &mmsg_compat->msg_hdr, &mmsg->msg_hdr, > 2263 ctx->uaddr, &ctx->addr, > ctx->cmsg_ptr); 2264 if (err) 2265 return err; 2266 2267 if (MSG_CMSG_COMPAT & flags) { 2268 err = __put_user(len, &mmsg_compat->msg_len); 2269 if (err < 0) 2270 return err; 2271 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
.config.gz
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