diff options
Diffstat (limited to 'drivers/tty/serial/ma35d1_serial.c')
| -rw-r--r-- | drivers/tty/serial/ma35d1_serial.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/drivers/tty/serial/ma35d1_serial.c b/drivers/tty/serial/ma35d1_serial.c index 19f0a305cc..3b4206e815 100644 --- a/drivers/tty/serial/ma35d1_serial.c +++ b/drivers/tty/serial/ma35d1_serial.c @@ -688,12 +688,13 @@ static int ma35d1serial_probe(struct platform_device *pdev) struct uart_ma35d1_port *up; int ret = 0; - if (pdev->dev.of_node) { - ret = of_alias_get_id(pdev->dev.of_node, "serial"); - if (ret < 0) { - dev_err(&pdev->dev, "failed to get alias/pdev id, errno %d\n", ret); - return ret; - } + if (!pdev->dev.of_node) + return -ENODEV; + + ret = of_alias_get_id(pdev->dev.of_node, "serial"); + if (ret < 0) { + dev_err(&pdev->dev, "failed to get alias/pdev id, errno %d\n", ret); + return ret; } up = &ma35d1serial_ports[ret]; up->port.line = ret; |