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-rw-r--r--drivers/net/ethernet/ti/davinci_mdio.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/ethernet/ti/davinci_mdio.c b/drivers/net/ethernet/ti/davinci_mdio.c
index 38b7f6d35759..702fdc393da0 100644
--- a/drivers/net/ethernet/ti/davinci_mdio.c
+++ b/drivers/net/ethernet/ti/davinci_mdio.c
@@ -397,6 +397,8 @@ static int davinci_mdio_probe(struct platform_device *pdev)
data->dev = dev;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!res)
+ return -EINVAL;
data->regs = devm_ioremap(dev, res->start, resource_size(res));
if (!data->regs)
return -ENOMEM;