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-rw-r--r--arch/um/drivers/line.c8
1 files changed, 1 insertions, 7 deletions
diff --git a/arch/um/drivers/line.c b/arch/um/drivers/line.c
index f1b38571f94..cc206eda245 100644
--- a/arch/um/drivers/line.c
+++ b/arch/um/drivers/line.c
@@ -248,7 +248,6 @@ static irqreturn_t line_write_interrupt(int irq, void *data)
{
struct chan *chan = data;
struct line *line = chan->line;
- struct tty_struct *tty;
int err;
/*
@@ -267,12 +266,7 @@ static irqreturn_t line_write_interrupt(int irq, void *data)
}
spin_unlock(&line->lock);
- tty = tty_port_tty_get(&line->port);
- if (tty == NULL)
- return IRQ_NONE;
-
- tty_wakeup(tty);
- tty_kref_put(tty);
+ tty_port_tty_wakeup(&line->port);
return IRQ_HANDLED;
}