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")
Cc: stable <[email protected]> # v2.6.33
Signed-off-by: Johan Hovold <[email protected]>
---
drivers/gpio/gpiolib-sysfs.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpio/gpiolib-sysfs.c b/drivers/gpio/gpiolib-sysfs.c
index 820b1e70ddfe..4908d09873e5 100644
--- a/drivers/gpio/gpiolib-sysfs.c
+++ b/drivers/gpio/gpiolib-sysfs.c
@@ -696,7 +696,7 @@ int gpiod_sysfs_set_active_low(struct gpio_desc *desc, int
value)
}
status = sysfs_set_active_low(desc, dev, value);
-
+ put_device(dev);
unlock:
mutex_unlock(&sysfs_lock);
--
2.0.5
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