From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:59240 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751667AbcLEOve (ORCPT ); Mon, 5 Dec 2016 09:51:34 -0500 Subject: Patch "pwm: Fix device reference leak" has been added to the 4.4-stable tree To: johan@kernel.org, gregkh@linuxfoundation.org, thierry.reding@gmail.com Cc: , From: Date: Mon, 05 Dec 2016 15:51:42 +0100 Message-ID: <14809495024276@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org List-ID: This is a note to let you know that I've just added the patch titled pwm: Fix device reference leak to the 4.4-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: pwm-fix-device-reference-leak.patch and it can be found in the queue-4.4 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >>From 0e1614ac84f1719d87bed577963bb8140d0c9ce8 Mon Sep 17 00:00:00 2001 From: Johan Hovold Date: Tue, 1 Nov 2016 11:46:39 +0100 Subject: pwm: Fix device reference leak From: Johan Hovold commit 0e1614ac84f1719d87bed577963bb8140d0c9ce8 upstream. Make sure to drop the reference to the parent device taken by class_find_device() after "unexporting" any children when deregistering a PWM chip. Fixes: 0733424c9ba9 ("pwm: Unexport children before chip removal") Signed-off-by: Johan Hovold Signed-off-by: Thierry Reding Signed-off-by: Greg Kroah-Hartman --- drivers/pwm/sysfs.c | 2 ++ 1 file changed, 2 insertions(+) --- a/drivers/pwm/sysfs.c +++ b/drivers/pwm/sysfs.c @@ -366,6 +366,8 @@ void pwmchip_sysfs_unexport_children(str if (test_bit(PWMF_EXPORTED, &pwm->flags)) pwm_unexport_child(parent, pwm); } + + put_device(parent); } static int __init pwm_sysfs_init(void) Patches currently in stable-queue which might be from johan@kernel.org are queue-4.4/pwm-fix-device-reference-leak.patch