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authorRobin Gong <yibin.gong@nxp.com>2021-04-26 11:59:09 +0300
committerVinod Koul <vkoul@kernel.org>2021-05-10 17:21:03 +0300
commitf0c07993af0acf5545d5c1445798846565f4f147 (patch)
treecb6b366dcccfb0cb973a0659b2a392fd30ff1abe /drivers/dma
parent6efb943b8616ec53a5e444193dccf1af9ad627b5 (diff)
downloadlinux-f0c07993af0acf5545d5c1445798846565f4f147.tar.xz
dmaengine: fsl-qdma: check dma_set_mask return value
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>
Diffstat (limited to 'drivers/dma')
-rw-r--r--drivers/dma/fsl-qdma.c6
1 files changed, 5 insertions, 1 deletions
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);