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118 #define CMSG_COMPAT_OK(ucmlen, ucmsg, mhdr) \119 ((ucmlen) >= sizeof(struct compat_cmsghdr) && \ argument 120 (ucmlen) <= (unsigned long) \143 compat_size_t ucmlen; in cmsghdr_from_user_compat_to_kern() 154 if (get_user(ucmlen, &ucmsg->cmsg_len)) in cmsghdr_from_user_compat_to_kern() 158 if (!CMSG_COMPAT_OK(ucmlen, ucmsg, kmsg)) in cmsghdr_from_user_compat_to_kern() 161 tmp = ((ucmlen - sizeof(*ucmsg)) + sizeof(struct cmsghdr)); in cmsghdr_from_user_compat_to_kern() 164 ucmsg = cmsg_compat_nxthdr(kmsg, ucmsg, ucmlen); in cmsghdr_from_user_compat_to_kern() 144 compat_size_t ucmlen; cmsghdr_from_user_compat_to_kern() local