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See commit f7ae20f2fc4e ("docs: dma: correct dma_set_mask() sample code") So remove return value check for dma_set_mask_and_coherent(). Signed-off-by: Frank Li --- drivers/media/platform/nxp/imx8-isi/imx8-isi-core.c | 6 +----- 1 file changed, 1 insertion(+), 5 deletions(-) diff --git a/drivers/media/platform/nxp/imx8-isi/imx8-isi-core.c b/drivers/media/platform/nxp/imx8-isi/imx8-isi-core.c index 015350c6f2784..073ea5912de3b 100644 --- a/drivers/media/platform/nxp/imx8-isi/imx8-isi-core.c +++ b/drivers/media/platform/nxp/imx8-isi/imx8-isi-core.c @@ -444,11 +444,7 @@ static int mxc_isi_probe(struct platform_device *pdev) } dma_size = isi->pdata->has_36bit_dma ? 36 : 32; - ret = dma_set_mask_and_coherent(dev, DMA_BIT_MASK(dma_size)); - if (ret) { - dev_err(dev, "failed to set DMA mask\n"); - return ret; - } + dma_set_mask_and_coherent(dev, DMA_BIT_MASK(dma_size)); pm_runtime_enable(dev); -- 2.34.1