diff options
Diffstat (limited to 'arch/um/drivers/chan_kern.c')
| -rw-r--r-- | arch/um/drivers/chan_kern.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/um/drivers/chan_kern.c b/arch/um/drivers/chan_kern.c index e9a0abc6a32..4ff2503a1bb 100644 --- a/arch/um/drivers/chan_kern.c +++ b/arch/um/drivers/chan_kern.c @@ -554,6 +554,7 @@ int parse_chan_pair(char *str, struct line *line, int device, void chan_interrupt(struct line *line, struct tty_struct *tty, int irq) { + struct tty_port *port = &line->port; struct chan *chan = line->chan_in; int err; char c; @@ -562,7 +563,7 @@ void chan_interrupt(struct line *line, struct tty_struct *tty, int irq) goto out; do { - if (tty && !tty_buffer_request_room(tty, 1)) { + if (!tty_buffer_request_room(port, 1)) { schedule_delayed_work(&line->task, 1); goto out; } |