Messages in this thread Patch in this message | ![/](/images/icornerl.gif) | | From | Minjie Du <> | Subject | [PATCH v1] drivers: xilinx: Fix Judgment of the return value of the devm_ioremap_resource function | Date | Tue, 4 Jul 2023 20:04:58 +0800 |
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IS_ERR() fix devm_ioremap_resource function return judge. Could you help check it out? Thank you!
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
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