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authorMiaoqian Lin <linmq006@gmail.com>2022-05-11 10:58:03 +0400
committerMark Brown <broonie@kernel.org>2022-05-11 17:42:09 +0100
commit41cd312dfe980af869c3503b4d38e62ed20dd3b7 (patch)
treed12ebb2d33f4fcb2bcfb6eb164eb75267c6aae44
parent71013db522a90513e4e4ec3b33eb00c939e2f4b3 (diff)
downloadlinux-41cd312dfe980af869c3503b4d38e62ed20dd3b7.tar.bz2
ASoC: fsl: Fix refcount leak in imx_sgtl5000_probe
of_find_i2c_device_by_node() takes a reference, In error paths, we should call put_device() to drop the reference to aviod refount leak. Fixes: 81e8e4926167 ("ASoC: fsl: add sgtl5000 clock support for imx-sgtl5000") Signed-off-by: Miaoqian Lin <linmq006@gmail.com> Reviewed-by: Fabio Estevam <festevam@gmail.com> Link: https://lore.kernel.org/r/20220511065803.3957-1-linmq006@gmail.com Signed-off-by: Mark Brown <broonie@kernel.org>
-rw-r--r--sound/soc/fsl/imx-sgtl5000.c14
1 files changed, 8 insertions, 6 deletions
diff --git a/sound/soc/fsl/imx-sgtl5000.c b/sound/soc/fsl/imx-sgtl5000.c
index 8daced42d55e..580a0d963f0e 100644
--- a/sound/soc/fsl/imx-sgtl5000.c
+++ b/sound/soc/fsl/imx-sgtl5000.c
@@ -120,19 +120,19 @@ static int imx_sgtl5000_probe(struct platform_device *pdev)
data = devm_kzalloc(&pdev->dev, sizeof(*data), GFP_KERNEL);
if (!data) {
ret = -ENOMEM;
- goto fail;
+ goto put_device;
}
comp = devm_kzalloc(&pdev->dev, 3 * sizeof(*comp), GFP_KERNEL);
if (!comp) {
ret = -ENOMEM;
- goto fail;
+ goto put_device;
}
data->codec_clk = clk_get(&codec_dev->dev, NULL);
if (IS_ERR(data->codec_clk)) {
ret = PTR_ERR(data->codec_clk);
- goto fail;
+ goto put_device;
}
data->clk_frequency = clk_get_rate(data->codec_clk);
@@ -158,10 +158,10 @@ static int imx_sgtl5000_probe(struct platform_device *pdev)
data->card.dev = &pdev->dev;
ret = snd_soc_of_parse_card_name(&data->card, "model");
if (ret)
- goto fail;
+ goto put_device;
ret = snd_soc_of_parse_audio_routing(&data->card, "audio-routing");
if (ret)
- goto fail;
+ goto put_device;
data->card.num_links = 1;
data->card.owner = THIS_MODULE;
data->card.dai_link = &data->dai;
@@ -174,7 +174,7 @@ static int imx_sgtl5000_probe(struct platform_device *pdev)
ret = devm_snd_soc_register_card(&pdev->dev, &data->card);
if (ret) {
dev_err_probe(&pdev->dev, ret, "snd_soc_register_card failed\n");
- goto fail;
+ goto put_device;
}
of_node_put(ssi_np);
@@ -182,6 +182,8 @@ static int imx_sgtl5000_probe(struct platform_device *pdev)
return 0;
+put_device:
+ put_device(&codec_dev->dev);
fail:
if (data && !IS_ERR(data->codec_clk))
clk_put(data->codec_clk);