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authorQingfang Deng <dqfext@gmail.com>2026-02-06 09:20:03 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2026-03-12 17:05:34 +0300
commitc670267ff50d5f9beb486f0203cdede580a99ae3 (patch)
tree013bcb5d2585fd221274875d3375e71a7c7dfba0 /include
parentf2a880e802ad12d1e38039d1334fb1475d0f5241 (diff)
downloadlinux-c670267ff50d5f9beb486f0203cdede580a99ae3.tar.xz
tty: constify tty_ldisc_ops
tty_ldisc_ops is not modified once registered, so make it const. Signed-off-by: Qingfang Deng <dqfext@gmail.com> Link: https://patch.msgid.link/20260206062004.1273890-1-dqfext@gmail.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include')
-rw-r--r--include/linux/tty_ldisc.h6
1 files changed, 3 insertions, 3 deletions
diff --git a/include/linux/tty_ldisc.h b/include/linux/tty_ldisc.h
index c5cccc3fc1e8..d227a58e3e49 100644
--- a/include/linux/tty_ldisc.h
+++ b/include/linux/tty_ldisc.h
@@ -266,7 +266,7 @@ struct tty_ldisc_ops {
};
struct tty_ldisc {
- struct tty_ldisc_ops *ops;
+ const struct tty_ldisc_ops *ops;
struct tty_struct *tty;
};
@@ -281,8 +281,8 @@ struct tty_ldisc *tty_ldisc_ref_wait(struct tty_struct *);
void tty_ldisc_flush(struct tty_struct *tty);
-int tty_register_ldisc(struct tty_ldisc_ops *new_ldisc);
-void tty_unregister_ldisc(struct tty_ldisc_ops *ldisc);
+int tty_register_ldisc(const struct tty_ldisc_ops *new_ldisc);
+void tty_unregister_ldisc(const struct tty_ldisc_ops *ldisc);
int tty_set_ldisc(struct tty_struct *tty, int disc);
#endif /* _LINUX_TTY_LDISC_H */