diff mbox

[PATCH/RFC,147/390] gpiolib: unlock on error in gpio_export()

Message ID 1364525119-31791-148-git-send-email-horms+renesas@verge.net.au (mailing list archive)
State New, archived
Headers show

Commit Message

Simon Horman March 29, 2013, 2:41 a.m. UTC 
From: Dan Carpenter <dan.carpenter@oracle.com>

We need to unlock here before returning.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
(cherry picked from commit 529f2ad5e374f61987a8312603963c61d75a890a)

Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
---
 drivers/gpio/gpiolib.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
diff mbox

Patch

diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index 4f17768..4c07904 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -758,7 +758,8 @@  int gpio_export(unsigned gpio, bool direction_may_change)
 				__func__, gpio,
 				test_bit(FLAG_REQUESTED, &desc->flags),
 				test_bit(FLAG_EXPORT, &desc->flags));
-		return -EPERM;
+		status = -EPERM;
+		goto fail_unlock;
 	}
 
 	if (!desc->chip->direction_input || !desc->chip->direction_output)