diff options
| author | Sylwester Nawrocki <s.nawrocki@samsung.com> | 2019-02-20 12:06:07 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2019-02-20 16:43:16 +0000 |
| commit | d832d2b246c516eacb2d0ba53ec17ed59c3cd62b (patch) | |
| tree | 36ffb039bedc002b015a7acafc9178701752e719 /sound/soc/samsung/odroid.c | |
| parent | 0b9c9ed6dd3b61b1d3ef1638786a7216006f67c5 (diff) | |
| download | linux-d832d2b246c516eacb2d0ba53ec17ed59c3cd62b.tar.bz2 | |
ASoC: samsung: odroid: Fix of_node refcount unbalance
In odroid_audio_probe() some OF nodes are left without reference count
decrease after use. Fix it by ensuring required of_node_calls() are done
before exiting probe.
Reported-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/samsung/odroid.c')
| -rw-r--r-- | sound/soc/samsung/odroid.c | 19 |
1 files changed, 12 insertions, 7 deletions
diff --git a/sound/soc/samsung/odroid.c b/sound/soc/samsung/odroid.c index bd2c5163dc7f..c3b0f6c612cb 100644 --- a/sound/soc/samsung/odroid.c +++ b/sound/soc/samsung/odroid.c @@ -257,27 +257,31 @@ static int odroid_audio_probe(struct platform_device *pdev) ret = of_parse_phandle_with_args(cpu, "sound-dai", "#sound-dai-cells", i, &args); if (ret < 0) - return ret; + break; if (!args.np) { dev_err(dev, "sound-dai property parse error: %d\n", ret); - return -EINVAL; + ret = -EINVAL; + break; } ret = snd_soc_get_dai_name(&args, &link->cpu_dai_name); of_node_put(args.np); if (ret < 0) - return ret; + break; } + if (ret == 0) + cpu_dai = of_parse_phandle(cpu, "sound-dai", 0); - cpu_dai = of_parse_phandle(cpu, "sound-dai", 0); of_node_put(cpu); of_node_put(codec); + if (ret < 0) + return ret; ret = snd_soc_of_get_dai_link_codecs(dev, codec, codec_link); if (ret < 0) - goto err_put_codec_n; + goto err_put_cpu_dai; /* Set capture capability only for boards with the MAX98090 CODEC */ if (codec_link->num_codecs > 1) { @@ -288,7 +292,7 @@ static int odroid_audio_probe(struct platform_device *pdev) priv->sclk_i2s = of_clk_get_by_name(cpu_dai, "i2s_opclk1"); if (IS_ERR(priv->sclk_i2s)) { ret = PTR_ERR(priv->sclk_i2s); - goto err_put_codec_n; + goto err_put_cpu_dai; } priv->clk_i2s_bus = of_clk_get_by_name(cpu_dai, "iis"); @@ -310,7 +314,8 @@ err_put_clk_i2s: clk_put(priv->clk_i2s_bus); err_put_sclk: clk_put(priv->sclk_i2s); -err_put_codec_n: +err_put_cpu_dai: + of_node_put(cpu_dai); snd_soc_of_put_dai_link_codecs(codec_link); return ret; } |