From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:55948 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751451AbdKFJMU (ORCPT ); Mon, 6 Nov 2017 04:12:20 -0500 Subject: Patch "mei: return error on notification request to a disconnected client" has been added to the 4.9-stable tree To: alexander.usyskin@intel.com, alexander.levin@verizon.com, gregkh@linuxfoundation.org, tomas.winkler@intel.com Cc: , From: Date: Mon, 06 Nov 2017 10:11:40 +0100 Message-ID: <150995950016368@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 mei: return error on notification request to a disconnected client to the 4.9-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: mei-return-error-on-notification-request-to-a-disconnected-client.patch and it can be found in the queue-4.9 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >>From foo@baz Mon Nov 6 10:07:35 CET 2017 From: Alexander Usyskin Date: Sat, 7 Oct 2017 22:36:56 +0000 Subject: mei: return error on notification request to a disconnected client From: Alexander Usyskin [ Upstream commit 7c47d2ca0feca767479329da23523ed798acb854 ] Request for a notification from a disconnected client will be ignored silently by the FW but the caller should know that the operation hasn't succeeded. Signed-off-by: Alexander Usyskin Signed-off-by: Tomas Winkler Signed-off-by: Greg Kroah-Hartman Signed-off-by: Sasha Levin Signed-off-by: Greg Kroah-Hartman --- drivers/misc/mei/client.c | 3 +++ 1 file changed, 3 insertions(+) --- a/drivers/misc/mei/client.c +++ b/drivers/misc/mei/client.c @@ -1320,6 +1320,9 @@ int mei_cl_notify_request(struct mei_cl return -EOPNOTSUPP; } + if (!mei_cl_is_connected(cl)) + return -ENODEV; + rets = pm_runtime_get(dev->dev); if (rets < 0 && rets != -EINPROGRESS) { pm_runtime_put_noidle(dev->dev); Patches currently in stable-queue which might be from alexander.usyskin@intel.com are queue-4.9/mei-return-error-on-notification-request-to-a-disconnected-client.patch