From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S935331AbdJRFtr (ORCPT ); Wed, 18 Oct 2017 01:49:47 -0400 Received: from regular1.263xmail.com ([211.150.99.136]:40328 "EHLO regular1.263xmail.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933329AbdJRFtq (ORCPT ); Wed, 18 Oct 2017 01:49:46 -0400 X-263anti-spam: KSV:0; X-MAIL-GRAY: 0 X-MAIL-DELIVERY: 1 X-KSVirus-check: 0 X-ABS-CHECKED: 4 X-RL-SENDER: jeffy.chen@rock-chips.com X-FST-TO: linux-kernel@vger.kernel.org X-SENDER-IP: 103.29.142.67 X-LOGIN-NAME: jeffy.chen@rock-chips.com X-UNIQUE-TAG: <287ee9665acb080b2b8b431cb007631f> X-ATTACHMENT-NUM: 0 X-DNS-TYPE: 0 From: Jeffy Chen To: linux-kernel@vger.kernel.org Cc: dmitry.torokhov@gmail.com, heiko@sntech.de, briannorris@chromium.org, rjw@rjwysocki.net, dianders@chromium.org, tfiga@chromium.org, broonie@kernel.org, seanpaul@chromium.org, thierry.reding@gmail.com, Jeffy Chen , Greg Kroah-Hartman Subject: [PATCH] driver core: Make sure device detached from driver before deleting it Date: Wed, 18 Oct 2017 13:49:26 +0800 Message-Id: <20171018054926.4756-1-jeffy.chen@rock-chips.com> X-Mailer: git-send-email 2.11.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org There are cases we call device_del() without detaching it from the driver(e.g. spi core del children devices). Signed-off-by: Jeffy Chen --- drivers/base/core.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/base/core.c b/drivers/base/core.c index 12ebd055724c..717efc3020af 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -1951,6 +1951,8 @@ void device_del(struct device *dev) struct kobject *glue_dir = NULL; struct class_interface *class_intf; + device_release_driver(dev); + /* Notify clients of device removal. This call must come * before dpm_sysfs_remove(). */ -- 2.11.0