From mboxrd@z Thu Jan 1 00:00:00 1970 From: Fabio Estevam Subject: [PATCH 1/2] ASoC: soc-generic-dmaengine-pcm: Fix error handling Date: Thu, 22 Feb 2018 16:02:21 -0300 Message-ID: <1519326142-26421-1-git-send-email-festevam@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mail-qt0-f196.google.com (mail-qt0-f196.google.com [209.85.216.196]) by alsa0.perex.cz (Postfix) with ESMTP id 9D8EF2677F6 for ; Thu, 22 Feb 2018 20:02:37 +0100 (CET) Received: by mail-qt0-f196.google.com with SMTP id d8so7656536qtm.0 for ; Thu, 22 Feb 2018 11:02:37 -0800 (PST) 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: broonie@kernel.org Cc: Fabio Estevam , alsa-devel@alsa-project.org, lars@metafoo.de List-Id: alsa-devel@alsa-project.org From: Fabio Estevam When dmaengine_pcm_request_chan_of() fails it should release the previously acquired resources, which in this case is to call kfree(pcm), so jump to the correct point in the error path. Signed-off-by: Fabio Estevam --- sound/soc/soc-generic-dmaengine-pcm.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/sound/soc/soc-generic-dmaengine-pcm.c b/sound/soc/soc-generic-dmaengine-pcm.c index 768247f..32ea16d 100644 --- a/sound/soc/soc-generic-dmaengine-pcm.c +++ b/sound/soc/soc-generic-dmaengine-pcm.c @@ -450,7 +450,7 @@ int snd_dmaengine_pcm_register(struct device *dev, ret = dmaengine_pcm_request_chan_of(pcm, dev, config); if (ret) - goto err_free_dma; + goto err_free_pcm; ret = snd_soc_add_component(dev, &pcm->component, &dmaengine_pcm_component, NULL, 0); @@ -461,6 +461,7 @@ int snd_dmaengine_pcm_register(struct device *dev, err_free_dma: dmaengine_pcm_release_chan(pcm); +err_free_pcm: kfree(pcm); return ret; } -- 2.7.4