From f0c07993af0acf5545d5c1445798846565f4f147 Mon Sep 17 00:00:00 2001
From: Robin Gong <yibin.gong@nxp.com>
Date: Mon, 26 Apr 2021 16:59:09 +0800
Subject: [PATCH] dmaengine: fsl-qdma: check dma_set_mask return value
Git-commit: f0c07993af0acf5545d5c1445798846565f4f147
Patch-mainline: v5.14-rc1
References: git-fixes
For fix below warning reported by static code analysis tool like Coverity
from Synopsys:
Signed-off-by: Robin Gong <yibin.gong@nxp.com>
Addresses-coverity-id: 12285639 ("Unchecked return value")
Link: https://lore.kernel.org/r/1619427549-20498-1-git-send-email-yibin.gong@nxp.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Acked-by: Takashi Iwai <tiwai@suse.de>
---
drivers/dma/fsl-qdma.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/drivers/dma/fsl-qdma.c b/drivers/dma/fsl-qdma.c
index ed2ab46b15e7..045ead46ec8f 100644
--- a/drivers/dma/fsl-qdma.c
+++ b/drivers/dma/fsl-qdma.c
@@ -1235,7 +1235,11 @@ static int fsl_qdma_probe(struct platform_device *pdev)
fsl_qdma->dma_dev.device_synchronize = fsl_qdma_synchronize;
fsl_qdma->dma_dev.device_terminate_all = fsl_qdma_terminate_all;
- dma_set_mask(&pdev->dev, DMA_BIT_MASK(40));
+ ret = dma_set_mask(&pdev->dev, DMA_BIT_MASK(40));
+ if (ret) {
+ dev_err(&pdev->dev, "dma_set_mask failure.\n");
+ return ret;
+ }
platform_set_drvdata(pdev, fsl_qdma);
--
2.26.2