gpiolib: remove unneeded assignation

ret is assigned value from of_property_read_string_index but is
overwritten before being used so remove it.
Also fix coverity CID 1309759

Reported-by: coverity (CID 1309759)
Signed-off-by: Laurent Navet <laurent.navet@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

diff --git a/drivers/gpio/gpiolib-of.c b/drivers/gpio/gpiolib-of.c
index fd2db4b3a709e8f163e00adfd38a3d60cbaafb93..1e36ec5e2e0c0ce7babceaead2854c7343226315 100644 (file)
--- a/drivers/gpio/gpiolib-of.c
+++ b/drivers/gpio/gpiolib-of.c
@@ -362,7 +362,7 @@ static void of_gpiochip_add_pin_range(struct gpio_chip *chip)
 
                if (pinspec.args[2]) {
                        if (group_names) {
-                               ret = of_property_read_string_index(np,
+                               of_property_read_string_index(np,
                                                group_names_propname,
                                                index, &name);
                                if (strlen(name)) {