[PATCH] gpio: fix memory leak in error path

From: Michal Nazarewicz
Date: Wed Nov 13 2013 - 15:21:15 EST


From: Michal Nazarewicz <mina86@xxxxxxxxxx>

Signed-off-by: Michal Nazarewicz <mina86@xxxxxxxxxx>
---
drivers/gpio/gpiolib.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index 4e10b10..068011c 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -1341,8 +1341,10 @@ 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);

--
1.8.4.1

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