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tty: sc16is7xx: remove retval from gpiochip_remove() 

We are trying to smoke out the use of the return value from
gpiochip_remove() from the kernel, this has been missed.

Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Linus Walleij 2014-09-16 15:14:46 -07:00
parent da26d5d803
commit e27e278608
1 changed files with 5 additions and 8 deletions
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13
drivers/tty/serial/sc16is7xx.c
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@ -1157,7 +1157,7 @@ static int sc16is7xx_probe(struct device *dev,
#ifdef CONFIG_GPIOLIB
if (devtype->nr_gpio)
WARN_ON(gpiochip_remove(&s->gpio));
gpiochip_remove(&s->gpio);
out_uart:
#endif
@ -1173,14 +1173,11 @@ out_clk:
static int sc16is7xx_remove(struct device *dev)
{
struct sc16is7xx_port *s = dev_get_drvdata(dev);
int i, ret = 0;
int i;
#ifdef CONFIG_GPIOLIB
if (s->devtype->nr_gpio) {
ret = gpiochip_remove(&s->gpio);
if (ret)
return ret;
}
if (s->devtype->nr_gpio)
gpiochip_remove(&s->gpio);
#endif
for (i = 0; i < s->uart.nr; i++) {
@ -1195,7 +1192,7 @@ static int sc16is7xx_remove(struct device *dev)
if (!IS_ERR(s->clk))
clk_disable_unprepare(s->clk);
return ret;
return 0;
}
static const struct of_device_id __maybe_unused sc16is7xx_dt_ids[] = {