1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/char/tty_port.c b/drivers/char/tty_port.c
index 4d08b6d27c28..931af1030740 100644
--- a/drivers/char/tty_port.c
+++ b/drivers/char/tty_port.c
@@ -198,7 +198,8 @@ int tty_port_block_til_ready(struct tty_port *port,
 
         /* block if port is in the process of being closed */
         if (tty_hung_up_p(filp) || port->flags & ASYNC_CLOSING) {
-                interruptible_sleep_on(&port->close_wait);
+                wait_event_interruptible(port->close_wait,
+                                !(port->flags & ASYNC_CLOSING));
                 if (port->flags & ASYNC_HUP_NOTIFY)
                         return -EAGAIN;
                 else