[PATCH] gpiolib: gpio_request_one(): add missing gpio_free()

[Aaro Koskinen]

If GPIO request succeeds, but configuration fails, it should be released.

Signed-off-by: Aaro Koskinen <aaro.koskinen@xxxxxxxxx>
---
 drivers/gpio/gpiolib.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index 21da9c1..649550e 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -1281,6 +1281,9 @@ int gpio_request_one(unsigned gpio, unsigned long flags, const char *label)
 		err = gpio_direction_output(gpio,
 				(flags & GPIOF_INIT_HIGH) ? 1 : 0);
 
+	if (err)
+		gpio_free(gpio);
+
 	return err;
 }
 EXPORT_SYMBOL_GPL(gpio_request_one);
-- 
1.5.6.5

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