diff options
Diffstat (limited to 'drivers/tty/serial/8250/8250_core.c')
| -rw-r--r-- | drivers/tty/serial/8250/8250_core.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/tty/serial/8250/8250_core.c b/drivers/tty/serial/8250/8250_core.c index a4470771005f..df3bcc0b2d74 100644 --- a/drivers/tty/serial/8250/8250_core.c +++ b/drivers/tty/serial/8250/8250_core.c @@ -1026,8 +1026,10 @@ int serial8250_register_8250_port(struct uart_8250_port *up) if (!has_acpi_companion(uart->port.dev)) { gpios = mctrl_gpio_init(&uart->port, 0); if (IS_ERR(gpios)) { - if (PTR_ERR(gpios) != -ENOSYS) - return PTR_ERR(gpios); + if (PTR_ERR(gpios) != -ENOSYS) { + ret = PTR_ERR(gpios); + goto out_unlock; + } } else { uart->gpios = gpios; } @@ -1099,6 +1101,7 @@ int serial8250_register_8250_port(struct uart_8250_port *up) } } +out_unlock: mutex_unlock(&serial_mutex); return ret; |