tty: n_hdlc: Fix a little doc-rot in n_hdlc_tty_read()

Fixes the following W=1 kernel build warning(s):

 drivers/tty/n_hdlc.c:421: warning: Function parameter or member 'kbuf' not described in 'n_hdlc_tty_read'
 drivers/tty/n_hdlc.c:421: warning: Function parameter or member 'cookie' not described in 'n_hdlc_tty_read'
 drivers/tty/n_hdlc.c:421: warning: Function parameter or member 'offset' not described in 'n_hdlc_tty_read'
 drivers/tty/n_hdlc.c:421: warning: Excess function parameter 'buf' description in 'n_hdlc_tty_read'

Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Jiri Slaby <jirislaby@kernel.org>
Cc: Paul Fulghum <paulkf@microgate.com>
Cc: Michael Callahan <callahan@maths.ox.ac.uk>
Cc: Al Longyear <longyear@netcom.com>
Cc: Paul Mackerras <Paul.Mackerras@cs.anu.edu.au>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Link: https://lore.kernel.org/r/20210520121906.3468725-9-lee.jones@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Lee Jones 2021-05-20 13:19:03 +01:00 committed by Greg Kroah-Hartman
parent 6ef6785d78
commit ef80f77ba2

View File

@ -411,8 +411,10 @@ static void n_hdlc_tty_receive(struct tty_struct *tty, const __u8 *data,
* n_hdlc_tty_read - Called to retrieve one frame of data (if available)
* @tty: pointer to tty instance data
* @file: pointer to open file object
* @buf: pointer to returned data buffer
* @kbuf: pointer to returned data buffer
* @nr: size of returned data buffer
* @cookie: stored rbuf from previous run
* @offset: offset into the data buffer
*
* Returns the number of bytes returned or error code.
*/