linux-kernel - [PATCH] ASoC: codecs: Fix error handling in aw_dev_get_dsp

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Message-Id: <20241009073938.7472-1-zhujun2@cmss.chinamobile.com>
Date: Wed,  9 Oct 2024 00:39:38 -0700
From: Zhu Jun <zhujun2@...s.chinamobile.com>
To: tiwai@...e.com
Cc: perex@...ex.cz,
	wangweidong.a@...nic.com,
	andriy.shevchenko@...ux.intel.com,
	heiko@...ech.de,
	kuninori.morimoto.gx@...esas.com,
	nathan@...nel.org,
	zhujun2@...s.chinamobile.com,
	linux-sound@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	lgirdwood@...il.com,
	broonie@...nel.org
Subject: [PATCH] ASoC: codecs: Fix error handling in aw_dev_get_dsp_status function

Added proper error handling for register value check that
return -EPERM when register value does not meet expected condition

Signed-off-by: Zhu Jun <zhujun2@...s.chinamobile.com>
---
 sound/soc/codecs/aw88399.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sound/soc/codecs/aw88399.c b/sound/soc/codecs/aw88399.c
index 8dc2b8aa6832..bba59885242d 100644
--- a/sound/soc/codecs/aw88399.c
+++ b/sound/soc/codecs/aw88399.c
@@ -656,7 +656,7 @@ static int aw_dev_get_dsp_status(struct aw_device *aw_dev)
 	if (ret)
 		return ret;
 	if (!(reg_val & (~AW88399_WDT_CNT_MASK)))
-		ret = -EPERM;
+		return -EPERM;
 
 	return 0;
 }
-- 
2.17.1