driver:gpio remove all usage of gpio_remove retval in driver

this remove all reference to gpio_remove retval in all driver
except pinctrl and gpio. the same thing is done for gpio and
pinctrl in two different patches.

Signed-off-by: Abdoulaye Berthe <berthe.ab@gmail.com>
Acked-by: Michael Büsch <m@bues.ch>
Acked-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Acked-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
Acked-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

1 files changed, 3 insertions, 7 deletions

diff --git a/drivers/input/touchscreen/ad7879.c b/drivers/input/touchscreen/ad7879.c
index fce590677b7b..1eb9d3c20886 100644
--- a/drivers/input/touchscreen/ad7879.c
+++ b/drivers/input/touchscreen/ad7879.c
@@ -470,14 +470,10 @@ static int ad7879_gpio_add(struct ad7879 *ts,
 static void ad7879_gpio_remove(struct ad7879 *ts)
 {
         const struct ad7879_platform_data *pdata = dev_get_platdata(ts->dev);
-        int ret;
 
-        if (pdata->gpio_export) {
-                ret = gpiochip_remove(&ts->gc);
-                if (ret)
-                        dev_err(ts->dev, "failed to remove gpio %d\n",
-                                ts->gc.base);
-        }
+        if (pdata->gpio_export)
+                gpiochip_remove(&ts->gc);
+
 }
 #else
 static inline int ad7879_gpio_add(struct ad7879 *ts,