s390/3270: add missing tty_kref_put

The tty3270_resize_work functions acquires a reference to the tty
to call tty_do_resize but fails to release the reference again.
Add the missing tty_kref_put.

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

diff --git a/drivers/s390/char/tty3270.c b/drivers/s390/char/tty3270.c
index e96fc7f..345f392 100644 (file)
--- a/drivers/s390/char/tty3270.c
+++ b/drivers/s390/char/tty3270.c
@@ -838,6 +838,7 @@ static void tty3270_resize_work(struct work_struct *work)
        ws.ws_row = tp->view.rows - 2;
        ws.ws_col = tp->view.cols;
        tty_do_resize(tty, &ws);
+       tty_kref_put(tty);
 }
 
 static void