Lines Matching refs:kmsg
2483 int __copy_msghdr(struct msghdr *kmsg, in __copy_msghdr() argument
2489 kmsg->msg_control_is_user = true; in __copy_msghdr()
2490 kmsg->msg_get_inq = 0; in __copy_msghdr()
2491 kmsg->msg_control_user = msg->msg_control; in __copy_msghdr()
2492 kmsg->msg_controllen = msg->msg_controllen; in __copy_msghdr()
2493 kmsg->msg_flags = msg->msg_flags; in __copy_msghdr()
2495 kmsg->msg_namelen = msg->msg_namelen; in __copy_msghdr()
2497 kmsg->msg_namelen = 0; in __copy_msghdr()
2499 if (kmsg->msg_namelen < 0) in __copy_msghdr()
2502 if (kmsg->msg_namelen > sizeof(struct sockaddr_storage)) in __copy_msghdr()
2503 kmsg->msg_namelen = sizeof(struct sockaddr_storage); in __copy_msghdr()
2508 if (msg->msg_name && kmsg->msg_namelen) { in __copy_msghdr()
2511 kmsg->msg_namelen, in __copy_msghdr()
2512 kmsg->msg_name); in __copy_msghdr()
2517 kmsg->msg_name = NULL; in __copy_msghdr()
2518 kmsg->msg_namelen = 0; in __copy_msghdr()
2524 kmsg->msg_iocb = NULL; in __copy_msghdr()
2525 kmsg->msg_ubuf = NULL; in __copy_msghdr()
2529 static int copy_msghdr_from_user(struct msghdr *kmsg, in copy_msghdr_from_user() argument
2540 err = __copy_msghdr(kmsg, &msg, save_addr); in copy_msghdr_from_user()
2546 UIO_FASTIOV, iov, &kmsg->msg_iter); in copy_msghdr_from_user()