diff options
Diffstat (limited to 'drivers/tty/serial')
| -rw-r--r-- | drivers/tty/serial/sh-sci.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/tty/serial/sh-sci.c b/drivers/tty/serial/sh-sci.c index eb7958c..264209c 100644 --- a/drivers/tty/serial/sh-sci.c +++ b/drivers/tty/serial/sh-sci.c @@ -1836,6 +1836,12 @@ static int __devinit serial_console_setup(struct console *co, char *options) sci_port = &sci_ports[co->index]; port = &sci_port->port; + /* + * Refuse to handle uninitialized ports. + */ + if (!port->ops) + return -ENODEV; + ret = sci_remap_port(port); if (unlikely(ret != 0)) return ret; |
