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mtd: rawnand: qcom: Use dma_mapping_error() for error check
dma_mapping_error() should be used for checking the error value of dma_map_resource() API. Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com> Link: https://lore.kernel.org/linux-mtd/20210405050912.115591-1-manivannan.sadhasivam@linaro.org
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@ -3051,7 +3051,7 @@ static int qcom_nandc_probe(struct platform_device *pdev)
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nandc->base_dma = dma_map_resource(dev, res->start,
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resource_size(res),
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DMA_BIDIRECTIONAL, 0);
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if (!nandc->base_dma)
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if (dma_mapping_error(dev, nandc->base_dma))
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return -ENXIO;
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ret = qcom_nandc_alloc(nandc);
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