net: fjes: Use resource_size

Use the function resource_size instead of explicit computation.

Problem found using Coccinelle.

Signed-off-by: Vaishali Thakkar <vaishali.thakkar@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/fjes/fjes_main.c b/drivers/net/fjes/fjes_main.c
index 0ddb54f..061b4af 100644 (file)
--- a/drivers/net/fjes/fjes_main.c
+++ b/drivers/net/fjes/fjes_main.c
@@ -1129,7 +1129,7 @@ static int fjes_probe(struct platform_device *plat_dev)
 
        res = platform_get_resource(plat_dev, IORESOURCE_MEM, 0);
        hw->hw_res.start = res->start;
-       hw->hw_res.size = res->end - res->start + 1;
+       hw->hw_res.size = resource_size(res);
        hw->hw_res.irq = platform_get_irq(plat_dev, 0);
        err = fjes_hw_init(&adapter->hw);
        if (err)