linux-kernel - [PATCH] dmaengine: xilinx_dpdma: fix platform_get

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Date:   Thu,  3 Mar 2022 05:03:50 -0800
From:   Yihao Han <hanyihao@...o.com>
To:     Hyun Kwon <hyun.kwon@...inx.com>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        Vinod Koul <vkoul@...nel.org>,
        Michal Simek <michal.simek@...inx.com>,
        dmaengine@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org
Cc:     kernel@...o.com, Yihao Han <hanyihao@...o.com>
Subject: [PATCH] dmaengine: xilinx_dpdma: fix platform_get_irq.cocci warning

Remove dev_err() messages after platform_get_irq*() failures.
platform_get_irq() already prints an error.

Generated by: scripts/coccinelle/api/platform_get_irq.cocci

Signed-off-by: Yihao Han <hanyihao@...o.com>
---
 drivers/dma/xilinx/xilinx_dpdma.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/dma/xilinx/xilinx_dpdma.c b/drivers/dma/xilinx/xilinx_dpdma.c
index b0f4948b00a5..f708808d73ba 100644
--- a/drivers/dma/xilinx/xilinx_dpdma.c
+++ b/drivers/dma/xilinx/xilinx_dpdma.c
@@ -1652,10 +1652,8 @@ static int xilinx_dpdma_probe(struct platform_device *pdev)
 	dpdma_hw_init(xdev);
 
 	xdev->irq = platform_get_irq(pdev, 0);
-	if (xdev->irq < 0) {
-		dev_err(xdev->dev, "failed to get platform irq\n");
+	if (xdev->irq < 0)
 		return xdev->irq;
-	}
 
 	ret = request_irq(xdev->irq, xilinx_dpdma_irq_handler, IRQF_SHARED,
 			  dev_name(xdev->dev), xdev);
-- 
2.17.1