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| author |   Daniel Starke <daniel.starke@siemens.com> | 2022-08-31 09:37:56 +0200 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-09-22 16:04:46 +0200 |
| commit | 796492de01246f2c39841c7aede375cb394eacbe (patch) | |
| tree | c0e56609aae3d7a46f53cf34304c36b946a1d90c /drivers/tty/n_gsm.c | |
| parent | tty: n_gsm: add enumeration for gsm encodings (diff) | |
| download | linux-dev-796492de01246f2c39841c7aede375cb394eacbe.tar.xz linux-dev-796492de01246f2c39841c7aede375cb394eacbe.zip | |
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: Jiri Slaby <jirislaby@kernel.org>
Signed-off-by: Daniel Starke <daniel.starke@siemens.com>
Link: https://lore.kernel.org/r/20220831073800.7459-2-daniel.starke@siemens.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/n_gsm.c')
| -rw-r--r-- | drivers/tty/n_gsm.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/tty/n_gsm.c b/drivers/tty/n_gsm.c index d831dfccc603..250849846b36 100644 --- a/drivers/tty/n_gsm.c +++ b/drivers/tty/n_gsm.c @@ -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"); |