linux-kernel - [patch] ASoC: AMD: free memory on error

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [day] [month] [year] [list]

Message-ID: <20160113122002.GA19993@mwanda>
Date:	Wed, 13 Jan 2016 15:20:02 +0300
From:	Dan Carpenter <dan.carpenter@...cle.com>
To:	Liam Girdwood <lgirdwood@...il.com>,
	Maruthi Srinivas Bayyavarapu <Maruthi.Bayyavarapu@....com>
Cc:	Mark Brown <broonie@...nel.org>, Jaroslav Kysela <perex@...ex.cz>,
	Takashi Iwai <tiwai@...e.com>,
	Alex Deucher <alexander.deucher@....com>,
	Guenter Roeck <linux@...ck-us.net>,
	Murali Krishna Vemuri <murali-krishna.vemuri@....com>,
	alsa-devel@...a-project.org, linux-kernel@...r.kernel.org,
	kernel-janitors@...r.kernel.org
Subject: [patch] ASoC: AMD: free memory on error

Static checkers complain if we don't free "adata" before returning.

Fixes: 7c31335a03b6 ('ASoC: AMD: add AMD ASoC ACP 2.x DMA driver')
Signed-off-by: Dan Carpenter <dan.carpenter@...cle.com>

diff --git a/sound/soc/amd/acp-pcm-dma.c b/sound/soc/amd/acp-pcm-dma.c
index 3191e0a..d1fb035 100644
--- a/sound/soc/amd/acp-pcm-dma.c
+++ b/sound/soc/amd/acp-pcm-dma.c
@@ -635,6 +635,7 @@ static int acp_dma_open(struct snd_pcm_substream *substream)
 					    SNDRV_PCM_HW_PARAM_PERIODS);
 	if (ret < 0) {
 		dev_err(prtd->platform->dev, "set integer constraint failed\n");
+		kfree(adata);
 		return ret;
 	}