diff --git a/drivers/tty/n_tty.c b/drivers/tty/n_tty.c
index 0cb0e12..112eda7 100644
--- a/drivers/tty/n_tty.c
+++ b/drivers/tty/n_tty.c
@@ -2197,34 +2197,28 @@
 
 		if (!input_available_p(tty, 0)) {
 			if (test_bit(TTY_OTHER_CLOSED, &tty->flags)) {
-				up_read(&tty->termios_rwsem);
-				tty_flush_to_ldisc(tty);
-				down_read(&tty->termios_rwsem);
-				if (!input_available_p(tty, 0)) {
-					retval = -EIO;
-					break;
-				}
-			} else {
-				if (tty_hung_up_p(file))
-					break;
-				if (!timeout)
-					break;
-				if (file->f_flags & O_NONBLOCK) {
-					retval = -EAGAIN;
-					break;
-				}
-				if (signal_pending(current)) {
-					retval = -ERESTARTSYS;
-					break;
-				}
-				n_tty_set_room(tty);
-				up_read(&tty->termios_rwsem);
-
-				timeout = schedule_timeout(timeout);
-
-				down_read(&tty->termios_rwsem);
-				continue;
+				retval = -EIO;
+				break;
 			}
+			if (tty_hung_up_p(file))
+				break;
+			if (!timeout)
+				break;
+			if (file->f_flags & O_NONBLOCK) {
+				retval = -EAGAIN;
+				break;
+			}
+			if (signal_pending(current)) {
+				retval = -ERESTARTSYS;
+				break;
+			}
+			n_tty_set_room(tty);
+			up_read(&tty->termios_rwsem);
+
+			timeout = schedule_timeout(timeout);
+
+			down_read(&tty->termios_rwsem);
+			continue;
 		}
 		__set_current_state(TASK_RUNNING);