From 0e8cc7c2ea025b96b4ed57b52c61f2d982a95ddb Mon Sep 17 00:00:00 2001 From: Alexander Shiyan Date: Tue, 7 Jun 2016 18:59:23 +0300 Subject: serial: max310x: Using resource-managed function for GPIO Use resource managed functions devm_gpiochip_add_data() to make error & exit path a bit simpler. Signed-off-by: Alexander Shiyan Signed-off-by: Greg Kroah-Hartman --- drivers/tty/serial/max310x.c | 17 +++++------------ 1 file changed, 5 insertions(+), 12 deletions(-) (limited to 'drivers/tty/serial/max310x.c') diff --git a/drivers/tty/serial/max310x.c b/drivers/tty/serial/max310x.c index bf6e3e08ec67..6e2edbb942d6 100644 --- a/drivers/tty/serial/max310x.c +++ b/drivers/tty/serial/max310x.c @@ -1193,9 +1193,11 @@ static int max310x_probe(struct device *dev, struct max310x_devtype *devtype, s->gpio.base = -1; s->gpio.ngpio = devtype->nr * 4; s->gpio.can_sleep = 1; - ret = gpiochip_add_data(&s->gpio, s); - if (ret) - goto out_uart; + ret = devm_gpiochip_add_data(dev, &s->gpio, s); + if (ret) { + uart_unregister_driver(&s->uart); + goto out_clk; + } #endif mutex_init(&s->mutex); @@ -1244,11 +1246,6 @@ static int max310x_probe(struct device *dev, struct max310x_devtype *devtype, mutex_destroy(&s->mutex); -#ifdef CONFIG_GPIOLIB - gpiochip_remove(&s->gpio); - -out_uart: -#endif uart_unregister_driver(&s->uart); out_clk: @@ -1262,10 +1259,6 @@ static int max310x_remove(struct device *dev) struct max310x_port *s = dev_get_drvdata(dev); int i; -#ifdef CONFIG_GPIOLIB - gpiochip_remove(&s->gpio); -#endif - for (i = 0; i < s->uart.nr; i++) { cancel_work_sync(&s->p[i].tx_work); cancel_work_sync(&s->p[i].md_work); -- cgit v1.2.3