diff options
Diffstat (limited to 'drivers/tty/serial/serial_core.c')
| -rw-r--r-- | drivers/tty/serial/serial_core.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c index 61ba240..fb5aa42 100644 --- a/drivers/tty/serial/serial_core.c +++ b/drivers/tty/serial/serial_core.c @@ -2370,9 +2370,13 @@ static ssize_t uart_get_attr_port(struct device *dev, { struct serial_struct tmp; struct tty_port *port = dev_get_drvdata(dev); + unsigned long ioaddr; uart_get_info(port, &tmp); - return snprintf(buf, PAGE_SIZE, "0x%lX\n", (unsigned long)(tmp.port | (((unsigned long)tmp.port_high) << HIGH_BITS_OFFSET))); + ioaddr = tmp.port; + if (HIGH_BITS_OFFSET) + ioaddr |= (unsigned long)tmp.port_high << HIGH_BITS_OFFSET; + return snprintf(buf, PAGE_SIZE, "0x%lX\n", ioaddr); } static ssize_t uart_get_attr_irq(struct device *dev, |
