gpiolib: remove set but not used variable 'config'

drivers/gpio/gpiolib.c: In function gpio_set_config:
drivers/gpio/gpiolib.c:3053:16: warning:
 variable config set but not used [-Wunused-but-set-variable]

commit d90f36851d65 ("gpiolib: have a single place
of calling set_config()") left behind this unused variable.

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Link: https://lore.kernel.org/r/20200108121117.45060-1-yuehaibing@huawei.com
Reviewed-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index 91a0e83c465d813e1b4c90a4bd044be116708e8e..6d04e444f422a29ed0c7a6877d6ab000f85d571d 100644 (file)
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -3043,7 +3043,6 @@ static int gpio_do_set_config(struct gpio_chip *gc, unsigned int offset,
 static int gpio_set_config(struct gpio_chip *gc, unsigned int offset,
                           enum pin_config_param mode)
 {
-       unsigned long config;
        unsigned arg;
 
        switch (mode) {
@@ -3057,7 +3056,6 @@ static int gpio_set_config(struct gpio_chip *gc, unsigned int offset,
                arg = 0;
        }
 
-       config = PIN_CONF_PACKED(mode, arg);
        return gpio_do_set_config(gc, offset, mode);
 }