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dmaengine: ti-dma-crossbar: Fix checking return value of devm_ioremap_resource

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devm_ioremap_resource returns ERR_PTR on failure.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Acked-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
This commit is contained in:
Axel Lin 2015-07-10 22:13:19 +08:00 committed by Vinod Koul
parent 1eb995bbf7
commit 28eb232f21
1 changed files with 2 additions and 5 deletions
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drivers/dma/ti-dma-crossbar.c
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@ -162,12 +162,9 @@ static int ti_dma_xbar_probe(struct platform_device *pdev)
xbar->safe_val = (u16)safe_val;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!res)
return -ENODEV;
iomem = devm_ioremap_resource(&pdev->dev, res);
if (!iomem)
return -ENOMEM;
if (IS_ERR(iomem))
return PTR_ERR(iomem);
xbar->iomem = iomem;