devm_ioremap_resource does sanity checks on the given resource. No need to duplicate this in the driver. Signed-off-by: Wolfram Sang <wsa@xxxxxxxxxxxxx> --- Please apply via the subsystem-tree. arch/mips/lantiq/xway/dma.c | 4 ---- 1 file changed, 4 deletions(-) diff --git a/arch/mips/lantiq/xway/dma.c b/arch/mips/lantiq/xway/dma.c index 08f7ebd..78a91fa 100644 --- a/arch/mips/lantiq/xway/dma.c +++ b/arch/mips/lantiq/xway/dma.c @@ -220,10 +220,6 @@ ltq_dma_init(struct platform_device *pdev) int i; res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!res) - panic("Failed to get dma resource"); - - /* remap dma register range */ ltq_dma_membase = devm_ioremap_resource(&pdev->dev, res); if (IS_ERR(ltq_dma_membase)) panic("Failed to remap dma resource"); -- 1.7.10.4