From 32cbc7cb70b07041e82f897f96b3035358470b14 Mon Sep 17 00:00:00 2001 From: Manivannan Sadhasivam Date: Mon, 5 Apr 2021 10:39:12 +0530 Subject: [PATCH] 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 Signed-off-by: Miquel Raynal Link: https://lore.kernel.org/linux-mtd/20210405050912.115591-1-manivannan.sadhasivam@linaro.org --- drivers/mtd/nand/raw/qcom_nandc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/mtd/nand/raw/qcom_nandc.c b/drivers/mtd/nand/raw/qcom_nandc.c index 1fc5ec1482cba..a64fb6ce915da 100644 --- a/drivers/mtd/nand/raw/qcom_nandc.c +++ b/drivers/mtd/nand/raw/qcom_nandc.c @@ -3051,7 +3051,7 @@ static int qcom_nandc_probe(struct platform_device *pdev) nandc->base_dma = dma_map_resource(dev, res->start, resource_size(res), DMA_BIDIRECTIONAL, 0); - if (!nandc->base_dma) + if (dma_mapping_error(dev, nandc->base_dma)) return -ENXIO; ret = qcom_nandc_alloc(nandc);