diff options
Diffstat (limited to 'arch/um/drivers')
| -rw-r--r-- | arch/um/drivers/line.c | 6 | ||||
| -rw-r--r-- | arch/um/drivers/line.h | 2 |
2 files changed, 4 insertions, 4 deletions
diff --git a/arch/um/drivers/line.c b/arch/um/drivers/line.c index 1c70a31e7c5b..2b8810ba5470 100644 --- a/arch/um/drivers/line.c +++ b/arch/um/drivers/line.c @@ -32,7 +32,7 @@ static irqreturn_t line_interrupt(int irq, void *data) * * Should be called while holding line->lock (this does not modify data). */ -static int write_room(struct line *line) +static unsigned int write_room(struct line *line) { int n; @@ -47,11 +47,11 @@ static int write_room(struct line *line) return n - 1; } -int line_write_room(struct tty_struct *tty) +unsigned int line_write_room(struct tty_struct *tty) { struct line *line = tty->driver_data; unsigned long flags; - int room; + unsigned int room; spin_lock_irqsave(&line->lock, flags); room = write_room(line); diff --git a/arch/um/drivers/line.h b/arch/um/drivers/line.h index 01d21e76144f..861edf329569 100644 --- a/arch/um/drivers/line.h +++ b/arch/um/drivers/line.h @@ -70,7 +70,7 @@ 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_flush_chars(struct tty_struct *tty); -extern int line_write_room(struct tty_struct *tty); +extern unsigned int line_write_room(struct tty_struct *tty); extern void line_throttle(struct tty_struct *tty); extern void line_unthrottle(struct tty_struct *tty); |