Lines Matching refs:ret
338 int ret;
348 ret = kstrtoint(str, 10, &index);
349 if (ret)
350 return ret;
365 ret = -ENODEV;
368 return ret;
918 ssize_t ret;
931 ret = -EIO;
933 ret = iterate_tty_read(ld, tty, file, to);
936 if (ret > 0)
939 return ret;
967 ssize_t ret, written = 0;
969 ret = tty_write_lock(tty, file->f_flags & O_NDELAY);
970 if (ret < 0)
971 return ret;
1001 ret = -ENOMEM;
1013 ret = -EFAULT;
1017 ret = ld->ops->write(tty, file, tty->write_buf, size);
1018 if (ret <= 0)
1021 written += ret;
1022 if (ret > size)
1026 if (ret != size)
1027 iov_iter_revert(from, size-ret);
1029 count -= ret;
1032 ret = -ERESTARTSYS;
1039 ret = written;
1043 return ret;
1073 ssize_t ret;
1086 ret = -EIO;
1088 ret = iterate_tty_write(ld, tty, file, from);
1090 return ret;
2197 __poll_t ret = 0;
2206 ret = ld->ops->poll(tty, filp, wait);
2208 return ret;
2426 int ret;
2431 ret = tty_set_ldisc(tty, disc);
2433 return ret;
2449 int ret;
2454 ret = put_user(ld->ops->num, p);
2456 return ret;
2723 unsigned int ret = new_encode_dev(tty_devnum(real_tty));
2725 return put_user(ret, (unsigned int __user *)p);