um's put_char only calls write. And the tty layer/disciplines do the
same if put_char is NULL.
So we can safely remove this put_char wrapper.
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Cc: Jeff Dike <jdike@addtoit.com>
Cc: Richard Weinberger <richard@nod.at>
Cc: Anton Ivanov <anton.ivanov@cambridgegreys.com>
Link: https://lore.kernel.org/r/20200615074856.18949-1-jslaby@suse.cz
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
line_flush_buffer(tty);
}
line_flush_buffer(tty);
}
-int line_put_char(struct tty_struct *tty, unsigned char ch)
-{
- return line_write(tty, &ch, sizeof(ch));
-}
-
int line_write(struct tty_struct *tty, const unsigned char *buf, int len)
{
struct line *line = tty->driver_data;
int line_write(struct tty_struct *tty, const unsigned char *buf, int len)
{
struct line *line = tty->driver_data;
char *init, char *name);
extern int line_write(struct tty_struct *tty, const unsigned char *buf,
int len);
char *init, char *name);
extern int line_write(struct tty_struct *tty, const unsigned char *buf,
int len);
-extern int line_put_char(struct tty_struct *tty, unsigned char ch);
extern void line_set_termios(struct tty_struct *tty, struct ktermios * old);
extern int line_chars_in_buffer(struct tty_struct *tty);
extern void line_flush_buffer(struct tty_struct *tty);
extern void line_set_termios(struct tty_struct *tty, struct ktermios * old);
extern int line_chars_in_buffer(struct tty_struct *tty);
extern void line_flush_buffer(struct tty_struct *tty);
.open = line_open,
.close = line_close,
.write = line_write,
.open = line_open,
.close = line_close,
.write = line_write,
- .put_char = line_put_char,
.write_room = line_write_room,
.chars_in_buffer = line_chars_in_buffer,
.flush_buffer = line_flush_buffer,
.write_room = line_write_room,
.chars_in_buffer = line_chars_in_buffer,
.flush_buffer = line_flush_buffer,
.install = con_install,
.close = line_close,
.write = line_write,
.install = con_install,
.close = line_close,
.write = line_write,
- .put_char = line_put_char,
.write_room = line_write_room,
.chars_in_buffer = line_chars_in_buffer,
.flush_buffer = line_flush_buffer,
.write_room = line_write_room,
.chars_in_buffer = line_chars_in_buffer,
.flush_buffer = line_flush_buffer,