diff options
Diffstat (limited to 'drivers/tty')
| -rw-r--r-- | drivers/tty/serial/8250/8250_exar.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/tty/serial/8250/8250_exar.c b/drivers/tty/serial/8250/8250_exar.c index e6b44a75a5e0..58469d9d6515 100644 --- a/drivers/tty/serial/8250/8250_exar.c +++ b/drivers/tty/serial/8250/8250_exar.c @@ -72,6 +72,9 @@ static int default_setup(struct exar8250 *priv, struct pci_dev *pcidev, const struct exar8250_board *board = priv->board; unsigned int bar = 0; + if (!pcim_iomap_table(pcidev)[bar] && !pcim_iomap(pcidev, bar, 0)) + return -ENOMEM; + port->port.iotype = UPIO_MEM; port->port.mapbase = pci_resource_start(pcidev, bar) + offset; port->port.membase = pcim_iomap_table(pcidev)[bar] + offset; |