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authorManivannan Sadhasivam <manivannan.sadhasivam@linaro.org>2021-04-05 08:09:12 +0300
committerMiquel Raynal <miquel.raynal@bootlin.com>2021-04-07 11:07:46 +0300
commit32cbc7cb70b07041e82f897f96b3035358470b14 (patch)
tree2f57e4a8329af60e971c5247c20efdb25ae593f7 /drivers/mtd/nand/raw/qcom_nandc.c
parent076de75de1e53160e9b099f75872c1f9adf41a0b (diff)
downloadlinux-32cbc7cb70b07041e82f897f96b3035358470b14.tar.xz
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
Diffstat (limited to 'drivers/mtd/nand/raw/qcom_nandc.c')
-rw-r--r--drivers/mtd/nand/raw/qcom_nandc.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/mtd/nand/raw/qcom_nandc.c b/drivers/mtd/nand/raw/qcom_nandc.c
index 1fc5ec1482cb..a64fb6ce915d 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);