linux-kernel - [PATCH] dmaengine: pl330: Handle the return value of pl330

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Message-Id: <20240717072706.1821584-1-nichen@iscas.ac.cn>
Date: Wed, 17 Jul 2024 15:27:06 +0800
From: Chen Ni <nichen@...as.ac.cn>
To: vkoul@...nel.org,
	ulf.hansson@...aro.org
Cc: dmaengine@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Chen Ni <nichen@...as.ac.cn>
Subject: [PATCH] dmaengine: pl330: Handle the return value of pl330_resume

As pm_runtime_force_resume() can return error numbers, it should be
better to check the return value and deal with the exception.

Fixes: a39cddc9e377 ("dmaengine: pl330: Drop boilerplate code for suspend/resume")
Signed-off-by: Chen Ni <nichen@...as.ac.cn>
---
 drivers/dma/pl330.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/dma/pl330.c b/drivers/dma/pl330.c
index 60c4de8dac1d..624ab4eee156 100644
--- a/drivers/dma/pl330.c
+++ b/drivers/dma/pl330.c
@@ -2993,9 +2993,7 @@ static int __maybe_unused pl330_resume(struct device *dev)
 	if (ret)
 		return ret;
 
-	pm_runtime_force_resume(dev);
-
-	return ret;
+	return pm_runtime_force_resume(dev);
 }
 
 static const struct dev_pm_ops pl330_pm = {
-- 
2.25.1