This is a note to let you know that I've just added the patch titled
gpio: sysfs: fix memory leak in gpiod_sysfs_set_active_low
to the 3.14-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
gpio-sysfs-fix-memory-leak-in-gpiod_sysfs_set_active_low.patch
and it can be found in the queue-3.14 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 49d2ca84e433dab854c7a866bc6add09cfab682d Mon Sep 17 00:00:00 2001
From: Johan Hovold <johan@xxxxxxxxxx>
Date: Mon, 26 Jan 2015 12:02:46 +0100
Subject: gpio: sysfs: fix memory leak in gpiod_sysfs_set_active_low
From: Johan Hovold <johan@xxxxxxxxxx>
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 <johan@xxxxxxxxxx>
Signed-off-by: Linus Walleij <linus.walleij@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
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);
Patches currently in stable-queue which might be from johan@xxxxxxxxxx are
queue-3.14/gpio-sysfs-fix-memory-leak-in-gpiod_sysfs_set_active_low.patch
queue-3.14/gpio-sysfs-fix-memory-leak-in-gpiod_export_link.patch
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