From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:47116 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754694AbbG3AZS (ORCPT ); Wed, 29 Jul 2015 20:25:18 -0400 Subject: Patch "ASoC: tas2552: Fix kernel crash when the codec is loaded but not part of a card" has been added to the 4.1-stable tree To: peter.ujfalusi@ti.com, broonie@kernel.org, gregkh@linuxfoundation.org Cc: , From: Date: Wed, 29 Jul 2015 17:25:16 -0700 Message-ID: <143821591615984@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 ASoC: tas2552: Fix kernel crash when the codec is loaded but not part of a card to the 4.1-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: asoc-tas2552-fix-kernel-crash-when-the-codec-is-loaded-but-not-part-of-a-card.patch and it can be found in the queue-4.1 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >>From 80ba2669ec8c3e6517aa935001f6cb8809bf3df4 Mon Sep 17 00:00:00 2001 From: Peter Ujfalusi Date: Thu, 4 Jun 2015 16:04:14 +0300 Subject: ASoC: tas2552: Fix kernel crash when the codec is loaded but not part of a card From: Peter Ujfalusi commit 80ba2669ec8c3e6517aa935001f6cb8809bf3df4 upstream. If the card is not part of any card the tas_data->codec is NULL since it is set only during snd_soc_codec_driver.probe, which is not yet called. Signed-off-by: Peter Ujfalusi Signed-off-by: Mark Brown Signed-off-by: Greg Kroah-Hartman --- sound/soc/codecs/tas2552.c | 3 +++ 1 file changed, 3 insertions(+) --- a/sound/soc/codecs/tas2552.c +++ b/sound/soc/codecs/tas2552.c @@ -120,6 +120,9 @@ static void tas2552_sw_shutdown(struct t { u8 cfg1_reg; + if (!tas_data->codec) + return; + if (sw_shutdown) cfg1_reg = 0; else Patches currently in stable-queue which might be from peter.ujfalusi@ti.com are queue-4.1/asoc-tas2552-fix-kernel-crash-caused-by-wrong-kcontrol-entry.patch queue-4.1/asoc-omap-fix-up-snd_omap_soc_omap_abe_twl6040-dependency-again.patch queue-4.1/asoc-tas2552-fix-kernel-crash-when-the-codec-is-loaded-but-not-part-of-a-card.patch