[PATCH v1] drivers: xilinx: Fix Judgment of the return value of the devm_ioremap_resource function
Minjie Du
duminjie at vivo.com
Tue Jul 4 05:04:58 PDT 2023
IS_ERR() fix devm_ioremap_resource function return judge.
Could you help check it out?
Thank you!
Signed-off-by: Minjie Du <duminjie at 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
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