From: Manivannan Sadhasivam Date: Mon, 5 Apr 2021 05:09:12 +0000 (+0530) Subject: mtd: rawnand: qcom: Use dma_mapping_error() for error check X-Git-Tag: v5.13-rc1~153^2~2^2 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=32cbc7cb70b07041e82f897f96b3035358470b14;p=thirdparty%2Fkernel%2Flinux.git 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 --- 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);