From 1aef821a6b3aeca8c19d06aee012ed9db617d1e3 Mon Sep 17 00:00:00 2001 From: Thomas Koeller Date: Sat, 25 Mar 2006 03:07:03 -0800 Subject: [PATCH] [PATCH] constify tty flip buffer handling Add a couple of 'const' qualifiers to the TTY flip buffer APIs, where appropriate. Signed-off-by: Thomas Koeller Acked-by: Alan Cox Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- drivers/char/tty_io.c | 4 ++-- include/linux/tty_flip.h | 4 ++-- 2 files changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/char/tty_io.c b/drivers/char/tty_io.c index 76592ee1fb..48d795bb8c 100644 --- a/drivers/char/tty_io.c +++ b/drivers/char/tty_io.c @@ -354,7 +354,7 @@ int tty_buffer_request_room(struct tty_struct *tty, size_t size) EXPORT_SYMBOL_GPL(tty_buffer_request_room); -int tty_insert_flip_string(struct tty_struct *tty, unsigned char *chars, size_t size) +int tty_insert_flip_string(struct tty_struct *tty, const unsigned char *chars, size_t size) { int copied = 0; do { @@ -378,7 +378,7 @@ int tty_insert_flip_string(struct tty_struct *tty, unsigned char *chars, size_t EXPORT_SYMBOL_GPL(tty_insert_flip_string); -int tty_insert_flip_string_flags(struct tty_struct *tty, unsigned char *chars, char *flags, size_t size) +int tty_insert_flip_string_flags(struct tty_struct *tty, const unsigned char *chars, const char *flags, size_t size) { int copied = 0; do { diff --git a/include/linux/tty_flip.h b/include/linux/tty_flip.h index 0c6169fff3..0976a163b4 100644 --- a/include/linux/tty_flip.h +++ b/include/linux/tty_flip.h @@ -2,8 +2,8 @@ #define _LINUX_TTY_FLIP_H extern int tty_buffer_request_room(struct tty_struct *tty, size_t size); -extern int tty_insert_flip_string(struct tty_struct *tty, unsigned char *chars, size_t size); -extern int tty_insert_flip_string_flags(struct tty_struct *tty, unsigned char *chars, char *flags, size_t size); +extern int tty_insert_flip_string(struct tty_struct *tty, const unsigned char *chars, size_t size); +extern int tty_insert_flip_string_flags(struct tty_struct *tty, const unsigned char *chars, const char *flags, size_t size); extern int tty_prepare_flip_string(struct tty_struct *tty, unsigned char **chars, size_t size); extern int tty_prepare_flip_string_flags(struct tty_struct *tty, unsigned char **chars, char **flags, size_t size); -- 2.39.5