tty_free_file(file);
}
-
-#define TTY_NUMBER(tty) ((tty)->index + (tty)->driver->name_base)
-
/**
* tty_name - return tty naming
* @tty: tty structure
if (tty_paranoia_check(tty, inode, "tty_read"))
return -EIO;
- if (!tty || (test_bit(TTY_IO_ERROR, &tty->flags)))
+ if (!tty || tty_io_error(tty))
return -EIO;
/* We want to wait for the line discipline to sort out in this
if (tty_paranoia_check(tty, file_inode(file), "tty_write"))
return -EIO;
- if (!tty || !tty->ops->write ||
- (test_bit(TTY_IO_ERROR, &tty->flags)))
+ if (!tty || !tty->ops->write || tty_io_error(tty))
return -EIO;
/* Short term debug to catch buggy drivers */
if (tty->ops->write_room == NULL)
* tty_lookup_driver - lookup a tty driver for a given device file
* @device: device number
* @filp: file pointer to tty
- * @noctty: set if the device should not become a controlling tty
* @index: index for the device in the @return driver
* @return: driver for this inode (with increased refcount)
*