Commit 796492de authored by Daniel Starke's avatar Daniel Starke Committed by Greg Kroah-Hartman
Browse files

tty: n_gsm: name gsm tty device minors 



Add a macro which defines the possible number of virtual devices for n_gsm
to improve code readability.

Reviewed-by: default avatarJiri Slaby <jirislaby@kernel.org>
Signed-off-by: default avatarDaniel Starke <daniel.starke@siemens.com>
Link: https://lore.kernel.org/r/20220831073800.7459-2-daniel.starke@siemens.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 19fb0a66

drivers/tty/n_gsm.c

+4 −1
Original line number Diff line number Diff line
@@ -164,6 +164,9 @@ struct gsm_dlci { 
	struct net_device *net; /* network interface, if created */

};



/* Total number of supported devices */

#define GSM_TTY_MINORS		256



/* DLCI 0, 62/63 are special or reserved see gsmtty_open */



#define NUM_DLCI		64
@@ -3741,7 +3744,7 @@ static int __init gsm_init(void) 
		return status;

	}



	gsm_tty_driver = tty_alloc_driver(256, TTY_DRIVER_REAL_RAW |

	gsm_tty_driver = tty_alloc_driver(GSM_TTY_MINORS, TTY_DRIVER_REAL_RAW |

			TTY_DRIVER_DYNAMIC_DEV | TTY_DRIVER_HARDWARE_BREAK);

	if (IS_ERR(gsm_tty_driver)) {

		pr_err("gsm_init: tty allocation failed.\n");