diff options
Diffstat (limited to 'drivers/tty/serial/serial_core.c')
| -rw-r--r-- | drivers/tty/serial/serial_core.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c index 623d6bd..733fe8e 100644 --- a/drivers/tty/serial/serial_core.c +++ b/drivers/tty/serial/serial_core.c @@ -1099,7 +1099,7 @@ static int uart_get_icount(struct tty_struct *tty, * Called via sys_ioctl. We can use spin_lock_irq() here. */ static int -uart_ioctl(struct tty_struct *tty, struct file *filp, unsigned int cmd, +uart_ioctl(struct tty_struct *tty, unsigned int cmd, unsigned long arg) { struct uart_state *state = tty->driver_data; @@ -1152,7 +1152,7 @@ uart_ioctl(struct tty_struct *tty, struct file *filp, unsigned int cmd, mutex_lock(&port->mutex); - if (tty_hung_up_p(filp)) { + if (tty->flags & (1 << TTY_IO_ERROR)) { ret = -EIO; goto out_up; } |