1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/net/ethoc.c b/drivers/net/ethoc.c
index 0da6295d9da6..8abbe1d82826 100644
--- a/drivers/net/ethoc.c
+++ b/drivers/net/ethoc.c
@@ -968,7 +968,7 @@ static int __devinit ethoc_probe(struct platform_device *pdev)
         priv = netdev_priv(netdev);
         priv->netdev = netdev;
         priv->dma_alloc = 0;
-        priv->io_region_size = mmio->end - mmio->start + 1;
+        priv->io_region_size = resource_size(mmio);
 
         priv->iobase = devm_ioremap_nocache(&pdev->dev, netdev->base_addr,
                         resource_size(mmio));