From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mark Brown Subject: [PATCH] ASoC: core: Clean up DAPM before the card debugfs Date: Thu, 18 Aug 2016 19:37:29 +0100 Message-ID: <1471545449-29516-1-git-send-email-broonie@kernel.org> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mezzanine.sirena.org.uk (mezzanine.sirena.org.uk [106.187.55.193]) by alsa0.perex.cz (Postfix) with ESMTP id 8E3C126619A for ; Thu, 18 Aug 2016 20:37:39 +0200 (CEST) List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org To: Liam Girdwood , Russell King - ARM Linux Cc: alsa-devel@alsa-project.org, Mark Brown List-Id: alsa-devel@alsa-project.org Both the card and DAPM cleanups recursively delete their debugfs directories. Since the DAPM debugfs subdirectory for the card is located within the card debugfs this means we end up trying to double free the DAPM subdirectory. Reorder the cleanup to free the card debugfs after we've cleaned up DAPM and it has deleted its own subdirectory. Reported-by: Russell King - ARM Linux Signed-off-by: Mark Brown --- Not tested at all yet, just about done for today. sound/soc/soc-core.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c index 16369cad4803..66a33f1e4881 100644 --- a/sound/soc/soc-core.c +++ b/sound/soc/soc-core.c @@ -2083,14 +2083,13 @@ static int soc_cleanup_card_resources(struct snd_soc_card *card) /* remove auxiliary devices */ soc_remove_aux_devices(card); + snd_soc_dapm_free(&card->dapm); soc_cleanup_card_debugfs(card); /* remove the card */ if (card->remove) card->remove(card); - snd_soc_dapm_free(&card->dapm); - snd_card_free(card->snd_card); return 0; -- 2.8.1