gpio: fix memory leak in error path

Signed-off-by: Michal Nazarewicz <mina86@mina86.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

1 files changed, 3 insertions, 1 deletions

diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index 490198365ce4..14ab16fbaad5 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -1354,8 +1354,10 @@ int gpiochip_add_pingroup_range(struct gpio_chip *chip,
         ret = pinctrl_get_group_pins(pctldev, pin_group,
                                         &pin_range->range.pins,
                                         &pin_range->range.npins);
-        if (ret < 0)
+        if (ret < 0) {
+                kfree(pin_range);
                 return ret;
+        }
 
         pinctrl_add_gpio_range(pctldev, &pin_range->range);