diff options
| author | Ilpo Järvinen <ilpo.jarvinen@linux.intel.com> | 2022-08-16 14:57:36 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-08-30 15:22:34 +0300 |
| commit | 8b7d2d95cf82f8ca034ac65d0f39a2b3359b680f (patch) | |
| tree | 0ac6a1d8c0887eaf383623a007988f47796a3f1a /include/linux/tty_ldisc.h | |
| parent | d15f89d997d995c9a0bf5be5de4c1c405886f21c (diff) | |
| download | linux-8b7d2d95cf82f8ca034ac65d0f39a2b3359b680f.tar.xz | |
tty: Make ldisc ->set_termios() old ktermios const
There should be no reason to adjust old ktermios which is going to get
discarded anyway.
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Link: https://lore.kernel.org/r/20220816115739.10928-6-ilpo.jarvinen@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/linux/tty_ldisc.h')
| -rw-r--r-- | include/linux/tty_ldisc.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/include/linux/tty_ldisc.h b/include/linux/tty_ldisc.h index ede6f2157f32..dcb61ec11424 100644 --- a/include/linux/tty_ldisc.h +++ b/include/linux/tty_ldisc.h @@ -130,7 +130,7 @@ int ldsem_down_write_nested(struct ld_semaphore *sem, int subclass, * a pointer to wordsize-sensitive structure belongs here, but most of * ldiscs will happily leave it %NULL. * - * @set_termios: [TTY] ``void ()(struct tty_struct *tty, struct ktermios *old)`` + * @set_termios: [TTY] ``void ()(struct tty_struct *tty, const struct ktermios *old)`` * * This function notifies the line discpline that a change has been made * to the termios structure. @@ -227,7 +227,7 @@ struct tty_ldisc_ops { unsigned long arg); int (*compat_ioctl)(struct tty_struct *tty, unsigned int cmd, unsigned long arg); - void (*set_termios)(struct tty_struct *tty, struct ktermios *old); + void (*set_termios)(struct tty_struct *tty, const struct ktermios *old); __poll_t (*poll)(struct tty_struct *tty, struct file *file, struct poll_table_struct *wait); void (*hangup)(struct tty_struct *tty); |