diff --git a/drivers/sbus/char/aurora.c b/drivers/sbus/char/aurora.c
index 650d5e924f47..d96cc47de566 100644
--- a/drivers/sbus/char/aurora.c
+++ b/drivers/sbus/char/aurora.c
@@ -1515,8 +1515,7 @@ static void aurora_close(struct tty_struct * tty, struct file * filp)
 		 */
 		timeout = jiffies+HZ;
 		while(port->SRER & SRER_TXEMPTY)  {
-			current->state = TASK_INTERRUPTIBLE;
-			schedule_timeout(port->timeout);
+			msleep_interruptible(jiffies_to_msecs(port->timeout));
 			if (time_after(jiffies, timeout))
 				break;
 		}
@@ -1533,8 +1532,7 @@ static void aurora_close(struct tty_struct * tty, struct file * filp)
 	port->tty = 0;
 	if (port->blocked_open) {
 		if (port->close_delay) {
-			current->state = TASK_INTERRUPTIBLE;
-			schedule_timeout(port->close_delay);
+			msleep_interruptible(jiffies_to_msecs(port->close_delay));
 		}
 		wake_up_interruptible(&port->open_wait);
 	}