Fix the below ignoring return value warning for device_reset.

drivers/staging/mt7621-dma/mtk-hsdma.c:685:2: warning: ignoring return value
of function declared with 'warn_unused_result' attribute [-Wunused-result]
        device_reset(&pdev->dev);
        ^~~~~~~~~~~~ ~~~~~~~~~~
drivers/staging/ralink-gdma/ralink-gdma.c:836:2: warning: ignoring return value
of function declared with 'warn_unused_result' attribute [-Wunused-result]
        device_reset(&pdev->dev);
        ^~~~~~~~~~~~ ~~~~~~~~~~

Signed-off-by: Youling Tang <redacted>
---
 drivers/staging/mt7621-dma/mtk-hsdma.c    | 6 +++++-
 drivers/staging/ralink-gdma/ralink-gdma.c | 6 +++++-
 2 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/drivers/staging/mt7621-dma/mtk-hsdma.c b/drivers/staging/mt7621-dma/mtk-hsdma.c
index bc4bb43..d4ffa52 100644
--- a/drivers/staging/mt7621-dma/mtk-hsdma.c
+++ b/drivers/staging/mt7621-dma/mtk-hsdma.c

@@ -682,7 +682,11 @@ static int mtk_hsdma_probe(struct platform_device *pdev)
 		return ret;
 	}
 
-	device_reset(&pdev->dev);
+	ret = device_reset(&pdev->dev);
+	if (ret) {
+		dev_err(&pdev->dev, "failed to reset device\n");
+		return ret;
+	}
 
 	dd = &hsdma->ddev;
 	dma_cap_set(DMA_MEMCPY, dd->cap_mask);

diff --git a/drivers/staging/ralink-gdma/ralink-gdma.c b/drivers/staging/ralink-gdma/ralink-gdma.c
index 655df31..df99c47 100644
--- a/drivers/staging/ralink-gdma/ralink-gdma.c
+++ b/drivers/staging/ralink-gdma/ralink-gdma.c

@@ -833,7 +833,11 @@ static int gdma_dma_probe(struct platform_device *pdev)
 		return ret;
 	}
 
-	device_reset(&pdev->dev);
+	ret = device_reset(&pdev->dev);
+	if (ret) {
+		dev_err(&pdev->dev, "failed to reset device\n");
+		return ret;
+	}
 
 	dd = &dma_dev->ddev;
 	dma_cap_set(DMA_MEMCPY, dd->cap_mask);

-- 
2.1.0


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