block_nr++;
if (cmd_put && (opcode == TFTP_DATA)) {
- len = read(localfd, cp, tftp_bufsize - 4);
+ len = bb_full_read(localfd, cp, tftp_bufsize - 4);
if (len < 0) {
bb_perror_msg("read");
if (tmp == block_nr) {
- len = write(localfd, &buf[4], len - 4);
+ len = bb_full_write(localfd, &buf[4], len - 4);
if (len < 0) {
bb_perror_msg("write");