From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:60338 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753745AbdBDJRE (ORCPT ); Sat, 4 Feb 2017 04:17:04 -0500 Subject: Patch "HID: cp2112: fix gpio-callback error handling" has been added to the 4.9-stable tree To: johan@kernel.org, benjamin.tissoires@redhat.com, gregkh@linuxfoundation.org, jkosina@suse.cz Cc: , From: Date: Sat, 04 Feb 2017 10:16:49 +0100 Message-ID: <1486199809168137@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 HID: cp2112: fix gpio-callback error handling 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: hid-cp2112-fix-gpio-callback-error-handling.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 8e9faa15469ed7c7467423db4c62aeed3ff4cae3 Mon Sep 17 00:00:00 2001 From: Johan Hovold Date: Mon, 30 Jan 2017 11:26:39 +0100 Subject: HID: cp2112: fix gpio-callback error handling From: Johan Hovold commit 8e9faa15469ed7c7467423db4c62aeed3ff4cae3 upstream. In case of a zero-length report, the gpio direction_input callback would currently return success instead of an errno. Fixes: 1ffb3c40ffb5 ("HID: cp2112: make transfer buffers DMA capable") Signed-off-by: Johan Hovold Reviewed-by: Benjamin Tissoires Signed-off-by: Jiri Kosina Signed-off-by: Greg Kroah-Hartman --- drivers/hid/hid-cp2112.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/hid/hid-cp2112.c +++ b/drivers/hid/hid-cp2112.c @@ -206,7 +206,7 @@ static int cp2112_gpio_direction_input(s exit: mutex_unlock(&dev->lock); - return ret <= 0 ? ret : -EIO; + return ret < 0 ? ret : -EIO; } static void cp2112_gpio_set(struct gpio_chip *chip, unsigned offset, int value) Patches currently in stable-queue which might be from johan@kernel.org are queue-4.9/hid-cp2112-fix-gpio-callback-error-handling.patch queue-4.9/hid-cp2112-fix-sleep-while-atomic.patch