gpio: of: Normalize return code variable name

It is confusing to name return variables mixedly "status",
"err" or "ret". I just changed them all to "ret", by personal
preference, to lower cognitive stress.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20190716115854.12098-1-linus.walleij@linaro.org

diff --git a/drivers/gpio/gpiolib-of.c b/drivers/gpio/gpiolib-of.c
index e39b429..28233d3 100644 (file)
--- a/drivers/gpio/gpiolib-of.c
+++ b/drivers/gpio/gpiolib-of.c
@@ -848,7 +848,7 @@ static int of_gpiochip_add_pin_range(struct gpio_chip *chip) { return 0; }
 
 int of_gpiochip_add(struct gpio_chip *chip)
 {
-       int status;
+       int ret;
 
        if (!chip->of_node)
                return 0;
@@ -863,9 +863,9 @@ int of_gpiochip_add(struct gpio_chip *chip)
 
        of_gpiochip_init_valid_mask(chip);
 
-       status = of_gpiochip_add_pin_range(chip);
-       if (status)
-               return status;
+       ret = of_gpiochip_add_pin_range(chip);
+       if (ret)
+               return ret;
 
        /* If the chip defines names itself, these take precedence */
        if (!chip->names)
@@ -874,13 +874,13 @@ int of_gpiochip_add(struct gpio_chip *chip)
 
        of_node_get(chip->of_node);
 
-       status = of_gpiochip_scan_gpios(chip);
-       if (status) {
+       ret = of_gpiochip_scan_gpios(chip);
+       if (ret) {
                of_node_put(chip->of_node);
                gpiochip_remove_pin_ranges(chip);
        }
 
-       return status;
+       return ret;
 }
 
 void of_gpiochip_remove(struct gpio_chip *chip)