3.14-stable review patch. If anyone has any objections, please let me know.
------------------
From: Johan Hovold <jo...@kernel.org>
commit 49d2ca84e433dab854c7a866bc6add09cfab682d upstream.
Fix memory leak in the gpio sysfs interface due to failure to drop
reference to device returned by class_find_device when setting the
gpio-line polarity.
Fixes: 0769746183ca ("gpiolib: add support for changing value polarity in
sysfs")
Signed-off-by: Johan Hovold <jo...@kernel.org>
Signed-off-by: Linus Walleij <linus.wall...@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gre...@linuxfoundation.org>
---
drivers/gpio/gpiolib.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -959,7 +959,7 @@ int gpiod_sysfs_set_active_low(struct gp
}
status = sysfs_set_active_low(desc, dev, value);
-
+ put_device(dev);
unlock:
mutex_unlock(&sysfs_lock);
--
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