else if ((size_t) k < sizeof(struct nlmsghdr) ||
(size_t) k < m->hdr->nlmsg_len)
k = -EIO; /* too small (we do accept too big though) */
else if ((size_t) k < sizeof(struct nlmsghdr) ||
(size_t) k < m->hdr->nlmsg_len)
k = -EIO; /* too small (we do accept too big though) */