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authorViorel Suman <viorel.suman@nxp.com>2019-04-10 13:06:38 +0200
committerMark Brown <broonie@kernel.org>2019-05-02 03:46:14 +0200
commit8bb678d75954e9e5b9ecabfe95b20f650fd91edb (patch)
tree26722edb683d202409efbda78d1b9da291e7aa73
parentASoC: cs43130: fix a NULL pointer dereference (diff)
downloadlinux-8bb678d75954e9e5b9ecabfe95b20f650fd91edb.tar.xz
linux-8bb678d75954e9e5b9ecabfe95b20f650fd91edb.zip
ASoC: imx-audmix: fix object reference leaks in probe
Release the reference to the underlying device taken by of_find_device_by_node() call. Signed-off-by: Viorel Suman <viorel.suman@nxp.com> Reported-by: Julia Lawall <Julia.Lawall@lip6.fr> Acked-by: Nicolin Chen <nicoleotsuka@gmail.com> Signed-off-by: Mark Brown <broonie@kernel.org>
-rw-r--r--sound/soc/fsl/imx-audmix.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/sound/soc/fsl/imx-audmix.c b/sound/soc/fsl/imx-audmix.c
index 7983bd339c01..9aaf3e5b45b9 100644
--- a/sound/soc/fsl/imx-audmix.c
+++ b/sound/soc/fsl/imx-audmix.c
@@ -171,6 +171,7 @@ static int imx_audmix_probe(struct platform_device *pdev)
np->full_name);
return -EINVAL;
}
+ put_device(&audmix_pdev->dev);
num_dai = of_count_phandle_with_args(audmix_np, "dais", NULL);
if (num_dai != FSL_AUDMIX_MAX_DAIS) {
@@ -216,6 +217,7 @@ static int imx_audmix_probe(struct platform_device *pdev)
dev_err(&pdev->dev, "failed to find SAI platform device\n");
return -EINVAL;
}
+ put_device(&cpu_pdev->dev);
dai_name = devm_kasprintf(&pdev->dev, GFP_KERNEL, "%s%s",
fe_name_pref, args.np->full_name + 1);
@@ -280,6 +282,8 @@ static int imx_audmix_probe(struct platform_device *pdev)
dev_err(&pdev->dev, "failed to find SAI platform device\n");
return -EINVAL;
}
+ put_device(&cpu_pdev->dev);
+
priv->cpu_mclk = devm_clk_get(&cpu_pdev->dev, "mclk1");
if (IS_ERR(priv->cpu_mclk)) {
ret = PTR_ERR(priv->cpu_mclk);