diff options
Diffstat (limited to 'drivers/tty/ehv_bytechan.c')
| -rw-r--r-- | drivers/tty/ehv_bytechan.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/drivers/tty/ehv_bytechan.c b/drivers/tty/ehv_bytechan.c index ed92622b894..0419b69e270 100644 --- a/drivers/tty/ehv_bytechan.c +++ b/drivers/tty/ehv_bytechan.c @@ -32,6 +32,7 @@ #include <linux/poll.h> #include <asm/epapr_hcalls.h> #include <linux/of.h> +#include <linux/of_irq.h> #include <linux/platform_device.h> #include <linux/cdev.h> #include <linux/console.h> @@ -472,13 +473,9 @@ static void ehv_bc_tx_dequeue(struct ehv_bc_data *bc) static irqreturn_t ehv_bc_tty_tx_isr(int irq, void *data) { struct ehv_bc_data *bc = data; - struct tty_struct *ttys = tty_port_tty_get(&bc->port); ehv_bc_tx_dequeue(bc); - if (ttys) { - tty_wakeup(ttys); - tty_kref_put(ttys); - } + tty_port_tty_wakeup(&bc->port); return IRQ_HANDLED; } @@ -863,6 +860,7 @@ error: */ static void __exit ehv_bc_exit(void) { + platform_driver_unregister(&ehv_bc_tty_driver); tty_unregister_driver(ehv_bc_driver); put_tty_driver(ehv_bc_driver); kfree(bcs); |