1 files changed, 5 insertions, 0 deletions

diff --git a/drivers/s390/char/sclp_vt220.c b/drivers/s390/char/sclp_vt220.c
index b9d2a007e93b..5d706e6c946f 100644
--- a/drivers/s390/char/sclp_vt220.c
+++ b/drivers/s390/char/sclp_vt220.c
@@ -23,6 +23,7 @@
 #include <linux/interrupt.h>
 #include <linux/init.h>
 #include <linux/reboot.h>
+#include <linux/slab.h>
 
 #include <asm/uaccess.h>
 #include "sclp.h"
@@ -495,6 +496,10 @@ sclp_vt220_open(struct tty_struct *tty, struct file *filp)
                 if (tty->driver_data == NULL)
                         return -ENOMEM;
                 tty->low_latency = 0;
+                if (!tty->winsize.ws_row && !tty->winsize.ws_col) {
+                        tty->winsize.ws_row = 24;
+                        tty->winsize.ws_col = 80;
+                }
         }
         return 0;
 }