diff options
Diffstat (limited to 'drivers/s390/char/con3215.c')
| -rw-r--r-- | drivers/s390/char/con3215.c | 23 |
1 files changed, 14 insertions, 9 deletions
diff --git a/drivers/s390/char/con3215.c b/drivers/s390/char/con3215.c index 9ffb6d5f17aa..7b00fa634d40 100644 --- a/drivers/s390/char/con3215.c +++ b/drivers/s390/char/con3215.c @@ -339,8 +339,10 @@ static void raw3215_wakeup(unsigned long data) struct tty_struct *tty; tty = tty_port_tty_get(&raw->port); - tty_wakeup(tty); - tty_kref_put(tty); + if (tty) { + tty_wakeup(tty); + tty_kref_put(tty); + } } /* @@ -410,8 +412,9 @@ static void raw3215_irq(struct ccw_device *cdev, unsigned long intparm, break; case CTRLCHAR_CTRL: - tty_insert_flip_char(tty, cchar, TTY_NORMAL); - tty_flip_buffer_push(tty); + tty_insert_flip_char(&raw->port, cchar, + TTY_NORMAL); + tty_flip_buffer_push(&raw->port); break; case CTRLCHAR_NONE: @@ -423,8 +426,9 @@ static void raw3215_irq(struct ccw_device *cdev, unsigned long intparm, count++; } else count -= 2; - tty_insert_flip_string(tty, raw->inbuf, count); - tty_flip_buffer_push(tty); + tty_insert_flip_string(&raw->port, raw->inbuf, + count); + tty_flip_buffer_push(&raw->port); break; } } else if (req->type == RAW3215_WRITE) { @@ -630,7 +634,7 @@ static void raw3215_shutdown(struct raw3215_info *raw) unsigned long flags; if (!(raw->port.flags & ASYNC_INITIALIZED) || - (raw->flags & RAW3215_FIXED)) + (raw->flags & RAW3215_FIXED)) return; /* Wait for outstanding requests, then free irq */ spin_lock_irqsave(get_ccwdev_lock(raw->cdev), flags); @@ -677,6 +681,7 @@ static void raw3215_free_info(struct raw3215_info *raw) { kfree(raw->inbuf); kfree(raw->buffer); + tty_port_destroy(&raw->port); kfree(raw); } @@ -804,7 +809,7 @@ static struct ccw_driver raw3215_ccw_driver = { .freeze = &raw3215_pm_stop, .thaw = &raw3215_pm_start, .restore = &raw3215_pm_start, - .int_class = IOINT_C15, + .int_class = IRQIO_C15, }; #ifdef CONFIG_TN3215_CONSOLE @@ -967,7 +972,7 @@ static int tty3215_open(struct tty_struct *tty, struct file * filp) tty_port_tty_set(&raw->port, tty); - tty->low_latency = 0; /* don't use bottom half for pushing chars */ + raw->port.low_latency = 0; /* don't use bottom half for pushing chars */ /* * Start up 3215 device */ |