From 9a33fbf9d23034d7e89849c587b0aed0e4cf794d Mon Sep 17 00:00:00 2001 From: Jiri Slaby Date: Wed, 5 May 2021 11:19:17 +0200 Subject: tty: make tty_buffer_space_avail return uint tty_buffer_space_avail returns values >= 0, so make it clear by the return type. Signed-off-by: Jiri Slaby Cc: Joel Stanley Link: https://lore.kernel.org/r/20210505091928.22010-25-jslaby@suse.cz Signed-off-by: Greg Kroah-Hartman --- include/linux/tty_flip.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'include/linux') diff --git a/include/linux/tty_flip.h b/include/linux/tty_flip.h index 767f62086bd9..d6729281ec50 100644 --- a/include/linux/tty_flip.h +++ b/include/linux/tty_flip.h @@ -3,7 +3,7 @@ #define _LINUX_TTY_FLIP_H extern int tty_buffer_set_limit(struct tty_port *port, int limit); -extern int tty_buffer_space_avail(struct tty_port *port); +extern unsigned int tty_buffer_space_avail(struct tty_port *port); extern int tty_buffer_request_room(struct tty_port *port, size_t size); extern int tty_insert_flip_string_flags(struct tty_port *port, const unsigned char *chars, const char *flags, size_t size); -- cgit v1.2.3