From 1092b09708882e3c216f0b9c02e606b3c0942c5b Mon Sep 17 00:00:00 2001
From: Chuhong Yuan <hslester96@gmail.com>
Date: Fri, 18 Oct 2019 16:14:49 +0800
Subject: [PATCH] ASoC: tlv320aic32x4: add a check for devm_clk_get
Git-commit: 1092b09708882e3c216f0b9c02e606b3c0942c5b
Patch-mainline: v5.5-rc1
References: jsc#SLE-16518
aic32x4_set_dai_sysclk misses a check for devm_clk_get and may miss the
failure.
Add a check to fix it.
Signed-off-by: Chuhong Yuan <hslester96@gmail.com>
Link: https://lore.kernel.org/r/20191018081448.8486-1-hslester96@gmail.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Acked-by: Takashi Iwai <tiwai@suse.de>
---
sound/soc/codecs/tlv320aic32x4.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/sound/soc/codecs/tlv320aic32x4.c b/sound/soc/codecs/tlv320aic32x4.c
index 68165de1c8de..b4e9a6c73f90 100644
--- a/sound/soc/codecs/tlv320aic32x4.c
+++ b/sound/soc/codecs/tlv320aic32x4.c
@@ -573,6 +573,9 @@ static int aic32x4_set_dai_sysclk(struct snd_soc_dai *codec_dai,
struct clk *pll;
pll = devm_clk_get(component->dev, "pll");
+ if (IS_ERR(pll))
+ return PTR_ERR(pll);
+
mclk = clk_get_parent(pll);
return clk_set_rate(mclk, freq);
--
2.16.4