From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:48606 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752582AbdCHKuz (ORCPT ); Wed, 8 Mar 2017 05:50:55 -0500 Subject: Patch "regulator: Fix regulator_summary for deviceless consumers" has been added to the 4.9-stable tree To: leonard.crestez@nxp.com, broonie@kernel.org, gregkh@linuxfoundation.org Cc: , From: Date: Wed, 08 Mar 2017 11:28:22 +0100 Message-ID: <1488968902110160@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 regulator: Fix regulator_summary for deviceless consumers 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: regulator-fix-regulator_summary-for-deviceless-consumers.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 e42a46b6f52473661ad192f76a128a68fe301df4 Mon Sep 17 00:00:00 2001 From: Leonard Crestez Date: Tue, 14 Feb 2017 17:31:03 +0200 Subject: regulator: Fix regulator_summary for deviceless consumers From: Leonard Crestez commit e42a46b6f52473661ad192f76a128a68fe301df4 upstream. It is allowed to call regulator_get with a NULL dev argument (_regulator_get explicitly checks for it) but this causes an error later when printing /sys/kernel/debug/regulator_summary. Fix this by explicitly handling "deviceless" consumers in the debugfs code. Signed-off-by: Leonard Crestez Signed-off-by: Mark Brown Signed-off-by: Greg Kroah-Hartman --- drivers/regulator/core.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) --- a/drivers/regulator/core.c +++ b/drivers/regulator/core.c @@ -4357,12 +4357,13 @@ static void regulator_summary_show_subtr seq_puts(s, "\n"); list_for_each_entry(consumer, &rdev->consumer_list, list) { - if (consumer->dev->class == ®ulator_class) + if (consumer->dev && consumer->dev->class == ®ulator_class) continue; seq_printf(s, "%*s%-*s ", (level + 1) * 3 + 1, "", - 30 - (level + 1) * 3, dev_name(consumer->dev)); + 30 - (level + 1) * 3, + consumer->dev ? dev_name(consumer->dev) : "deviceless"); switch (rdev->desc->type) { case REGULATOR_VOLTAGE: Patches currently in stable-queue which might be from leonard.crestez@nxp.com are queue-4.9/regulator-fix-regulator_summary-for-deviceless-consumers.patch