From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752929Ab1A0Nuq (ORCPT ); Thu, 27 Jan 2011 08:50:46 -0500 Received: from bear.ext.ti.com ([192.94.94.41]:41400 "EHLO bear.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750921Ab1A0Nup (ORCPT ); Thu, 27 Jan 2011 08:50:45 -0500 From: "Manjunathappa, Prakash" To: Liam Girdwood , Mark Brown Cc: alsa-devel@alsa-project.org, davinci-linux-open-source@linux.davincidsp.com, linux-arm-kernel@lists.infradead.org, stable@kernel.org, linux-kernel@vger.kernel.org, "Manjunathappa, Prakash" Subject: [PATCH] ASoC: DaVinci: fix kernel panic due to uninitialized platform_data Date: Thu, 27 Jan 2011 19:17:43 +0530 Message-Id: <1296136063-31625-1-git-send-email-prakash.pm@ti.com> X-Mailer: git-send-email 1.7.1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch fixes the Kernel panic issue on accessing davinci_vc in cq93vc_probe function. struct davinci_vc is part of platform device's private driver data(codec->dev->p->driver_data) and this is populated by DaVinci Voice Codec MFD driver. Signed-off-by: Manjunathappa, Prakash --- This patch applies to Linus's tree at [1]. [1] http://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git --- sound/soc/codecs/cq93vc.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/sound/soc/codecs/cq93vc.c b/sound/soc/codecs/cq93vc.c index 46dbfd0..347a567 100644 --- a/sound/soc/codecs/cq93vc.c +++ b/sound/soc/codecs/cq93vc.c @@ -153,7 +153,7 @@ static int cq93vc_resume(struct snd_soc_codec *codec) static int cq93vc_probe(struct snd_soc_codec *codec) { - struct davinci_vc *davinci_vc = codec->dev->platform_data; + struct davinci_vc *davinci_vc = snd_soc_codec_get_drvdata(codec); davinci_vc->cq93vc.codec = codec; codec->control_data = davinci_vc; -- 1.7.1