[PATCH] gpiolib: remove unneeded assignation

[Laurent Navet <laurent.navet@xxxxxxxxx>]

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

Signed-off-by: Laurent Navet <laurent.navet@xxxxxxxxx>
---
 drivers/gpio/gpiolib-of.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpio/gpiolib-of.c b/drivers/gpio/gpiolib-of.c
index a6c67c6..346da01 100644
--- a/drivers/gpio/gpiolib-of.c
+++ b/drivers/gpio/gpiolib-of.c
@@ -365,7 +365,7 @@ 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)) {
-- 
2.1.4

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