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authorLinus Walleij <linus.walleij@linaro.org>2014-09-16 15:14:46 -0700
committerLinus Walleij <linus.walleij@linaro.org>2014-09-23 17:51:36 +0200
commite27e278608d0dca1b97abea3c1855beafcc68bcb (patch)
tree19506e8492e1606c142540e01953fbbbc66eb6e7
parentda26d5d803e45a30c7d72b83ce906f3a466f4cc3 (diff)
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>
-rw-r--r--drivers/tty/serial/sc16is7xx.c13
1 files changed, 5 insertions, 8 deletions
diff --git a/drivers/tty/serial/sc16is7xx.c b/drivers/tty/serial/sc16is7xx.c
index 3284c31085a7..6246820d7f05 100644
--- a/drivers/tty/serial/sc16is7xx.c
+++ b/drivers/tty/serial/sc16is7xx.c
@@ -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[] = {