From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:56191 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753696AbcHRJMv (ORCPT ); Thu, 18 Aug 2016 05:12:51 -0400 Subject: Patch "s5p-mfc: Set device name for reserved memory region devs" has been added to the 4.7-stable tree To: javier@osg.samsung.com, gregkh@linuxfoundation.org, m.szyprowski@samsung.com, s.nawrocki@samsung.com Cc: , From: Date: Thu, 18 Aug 2016 11:11:25 +0200 Message-ID: <147151148521781@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 s5p-mfc: Set device name for reserved memory region devs to the 4.7-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: s5p-mfc-set-device-name-for-reserved-memory-region-devs.patch and it can be found in the queue-4.7 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >>From 29debab0a94035a390801d1f177d171d014b7765 Mon Sep 17 00:00:00 2001 From: Javier Martinez Canillas Date: Tue, 3 May 2016 16:27:16 -0400 Subject: s5p-mfc: Set device name for reserved memory region devs From: Javier Martinez Canillas commit 29debab0a94035a390801d1f177d171d014b7765 upstream. The devices don't have a name set, so makes dev_name() returns NULL which makes harder to identify the devices that are causing issues, for example: WARNING: CPU: 2 PID: 616 at drivers/base/core.c:251 device_release+0x8c/0x90 Device '(null)' does not have a release() function, it is broken and must be fixed. And after setting the device name: WARNING: CPU: 0 PID: 591 at drivers/base/core.c:251 device_release+0x8c/0x90 Device 's5p-mfc-l' does not have a release() function, it is broken and must be fixed. Fixes: 6e83e6e25eb4 ("[media] s5p-mfc: Fix kernel warning on memory init") Signed-off-by: Javier Martinez Canillas Tested-by: Marek Szyprowski Signed-off-by: Sylwester Nawrocki Signed-off-by: Greg Kroah-Hartman --- drivers/media/platform/s5p-mfc/s5p_mfc.c | 4 ++++ 1 file changed, 4 insertions(+) --- a/drivers/media/platform/s5p-mfc/s5p_mfc.c +++ b/drivers/media/platform/s5p-mfc/s5p_mfc.c @@ -1062,6 +1062,8 @@ static int s5p_mfc_alloc_memdevs(struct mfc_err("Not enough memory\n"); return -ENOMEM; } + + dev_set_name(dev->mem_dev_l, "%s", "s5p-mfc-l"); device_initialize(dev->mem_dev_l); of_property_read_u32_array(dev->plat_dev->dev.of_node, "samsung,mfc-l", mem_info, 2); @@ -1079,6 +1081,8 @@ static int s5p_mfc_alloc_memdevs(struct mfc_err("Not enough memory\n"); return -ENOMEM; } + + dev_set_name(dev->mem_dev_r, "%s", "s5p-mfc-r"); device_initialize(dev->mem_dev_r); of_property_read_u32_array(dev->plat_dev->dev.of_node, "samsung,mfc-r", mem_info, 2); Patches currently in stable-queue which might be from javier@osg.samsung.com are queue-4.7/serial-samsung-fix-err-pointer-dereference-on-deferred-probe.patch queue-4.7/s5p-mfc-set-device-name-for-reserved-memory-region-devs.patch queue-4.7/s5p-mfc-add-release-callback-for-memory-region-devs.patch