linux-kernel - [PATCH 1/2] ASoC: codecs: rtq9128: Fix PM

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Message-ID: <bebd9e2bed9e0528a7fd9c528d785da02caf4f1a.1703813842.git.cy_huang@richtek.com>
Date: Fri, 29 Dec 2023 09:46:01 +0800
From: <cy_huang@...htek.com>
To: Mark Brown <broonie@...nel.org>
CC: Liam Girdwood <lgirdwood@...il.com>, Jaroslav Kysela <perex@...ex.cz>,
	Takashi Iwai <tiwai@...e.com>, ChiYuan Huang <cy_huang@...htek.com>,
	<alsa-devel@...a-project.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH 1/2] ASoC: codecs: rtq9128: Fix PM_RUNTIME usage

From: ChiYuan Huang <cy_huang@...htek.com>

If 'pm_runtime_resume_and_get' is used, must check the return value to
prevent the active count not matched problem.

Signed-off-by: ChiYuan Huang <cy_huang@...htek.com>
---
 sound/soc/codecs/rtq9128.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/sound/soc/codecs/rtq9128.c b/sound/soc/codecs/rtq9128.c
index c22b047115cc..bda64f9eeb62 100644
--- a/sound/soc/codecs/rtq9128.c
+++ b/sound/soc/codecs/rtq9128.c
@@ -391,7 +391,11 @@ static int rtq9128_component_probe(struct snd_soc_component *comp)
 	unsigned int val;
 	int i, ret;
 
-	pm_runtime_resume_and_get(comp->dev);
+	ret = pm_runtime_resume_and_get(comp->dev);
+	if (ret < 0) {
+		dev_err(comp->dev, "Failed to resume device (%d)\n", ret);
+		return ret;
+	}
 
 	val = snd_soc_component_read(comp, RTQ9128_REG_EFUSE_DATA);
 
-- 
2.34.1