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* [PATCH v2] dmaengine: xilinx: xdma: Fix Judgment of the return value
@ 2023-07-05 11:39 Minjie Du
  2023-07-07  4:57 ` Michal Simek
  2023-07-11 16:43 ` Vinod Koul
  0 siblings, 2 replies; 3+ messages in thread
From: Minjie Du @ 2023-07-05 11:39 UTC (permalink / raw)
  To: michal.simek, Lizhi Hou, Brian Xu, Raj Kumar Rampelli,
	Vinod Koul, open list:XILINX XDMA DRIVER,
	moderated list:ARM/ZYNQ ARCHITECTURE, open list
  Cc: opensource.kernel, Minjie Du

Fix: make IS_ERR() judge the devm_ioremap_resource() function return.

Fixes: 17ce252266c7 ("dmaengine: xilinx: xdma: Add xilinx xdma driver")
Signed-off-by: Minjie Du <duminjie@vivo.com>
---
 drivers/dma/xilinx/xdma.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/dma/xilinx/xdma.c b/drivers/dma/xilinx/xdma.c
index 93ee298d5..ad5ff6335 100644
--- a/drivers/dma/xilinx/xdma.c
+++ b/drivers/dma/xilinx/xdma.c
@@ -892,7 +892,7 @@ static int xdma_probe(struct platform_device *pdev)
 	}
 
 	reg_base = devm_ioremap_resource(&pdev->dev, res);
-	if (!reg_base) {
+	if (IS_ERR(reg_base)) {
 		xdma_err(xdev, "ioremap failed");
 		goto failed;
 	}
-- 
2.39.0


^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2023-07-11 16:43 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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2023-07-05 11:39 [PATCH v2] dmaengine: xilinx: xdma: Fix Judgment of the return value Minjie Du
2023-07-07  4:57 ` Michal Simek
2023-07-11 16:43 ` Vinod Koul

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