[PATCH 04/33] drivers/dma: don't check resource with devm_ioremap_resource

From: Wolfram Sang
Date: Thu May 16 2013 - 07:24:45 EST


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>
---
drivers/dma/tegra20-apb-dma.c | 5 -----
1 file changed, 5 deletions(-)

diff --git a/drivers/dma/tegra20-apb-dma.c b/drivers/dma/tegra20-apb-dma.c
index ce19340..33f59ec 100644
--- a/drivers/dma/tegra20-apb-dma.c
+++ b/drivers/dma/tegra20-apb-dma.c
@@ -1273,11 +1273,6 @@ static int tegra_dma_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, tdma);

res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (!res) {
- dev_err(&pdev->dev, "No mem resource for DMA\n");
- return -EINVAL;
- }
-
tdma->base_addr = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(tdma->base_addr))
return PTR_ERR(tdma->base_addr);
--
1.7.10.4

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