diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/s390/char/tty3270.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/s390/char/tty3270.c b/drivers/s390/char/tty3270.c index e8afa07f082e..54ea5a01e30d 100644 --- a/drivers/s390/char/tty3270.c +++ b/drivers/s390/char/tty3270.c @@ -405,7 +405,10 @@ tty3270_update(struct tty3270 *tp) if (raw3270_request_add_data(wrq, str, len) != 0) break; list_del_init(&s->update); - sba = s->string + s->len - 3; + if (s->string[s->len - 4] == TO_RA) + sba = s->string + s->len - 3; + else + sba = invalid_sba; } if (list_empty(&tp->update)) updated |= TTY_UPDATE_LIST; |