3255 	struct compat_iovec __user *uiov;  in io_compat_import()  local
3260 	uiov = u64_to_user_ptr(req->rw.addr);  in io_compat_import()
3261 	if (!access_ok(uiov, sizeof(*uiov)))  in io_compat_import()
3263 	if (__get_user(clen, &uiov->iov_len))  in io_compat_import()
3281 	struct iovec __user *uiov = u64_to_user_ptr(req->rw.addr);  in __io_iov_buffer_select()  local
3285 	if (copy_from_user(iov, uiov, sizeof(*uiov)))  in __io_iov_buffer_select()
5061 	struct iovec __user *uiov;  in __io_recvmsg_copy_hdr()  local
5066 					&iomsg->uaddr, &uiov, &iov_len);  in __io_recvmsg_copy_hdr()
5073 		if (copy_from_user(iomsg->fast_iov, uiov, sizeof(*uiov)))  in __io_recvmsg_copy_hdr()
5079 		ret = __import_iovec(READ, uiov, iov_len, UIO_FASTIOV,  in __io_recvmsg_copy_hdr()
5094 	struct compat_iovec __user *uiov;  in __io_compat_recvmsg_copy_hdr()  local
5104 	uiov = compat_ptr(ptr);  in __io_compat_recvmsg_copy_hdr()
5110 		if (!access_ok(uiov, sizeof(*uiov)))  in __io_compat_recvmsg_copy_hdr()
5112 		if (__get_user(clen, &uiov->iov_len))  in __io_compat_recvmsg_copy_hdr()
5120 		ret = __import_iovec(READ, (struct iovec __user *)uiov, len,  in __io_compat_recvmsg_copy_hdr()