lpc_eth: Use resource_size instead of computation

This issue was reported by coccicheck using the semantic patch
at scripts/coccinelle/api/resource_size.cocci

Signed-off-by: Benoit Taine <benoit.taine@lip6.fr>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Benoit Taine 2014-06-03 12:45:59 +02:00 committed by David S. Miller
parent 75348fc915
commit 9323b23995

View file

@ -1361,7 +1361,7 @@ static int lpc_eth_drv_probe(struct platform_device *pdev)
__lpc_eth_clock_enable(pldat, true);
/* Map IO space */
pldat->net_base = ioremap(res->start, res->end - res->start + 1);
pldat->net_base = ioremap(res->start, resource_size(res));
if (!pldat->net_base) {
dev_err(&pdev->dev, "failed to map registers\n");
ret = -ENOMEM;
@ -1417,10 +1417,8 @@ static int lpc_eth_drv_probe(struct platform_device *pdev)
}
pldat->dma_buff_base_p = dma_handle;
netdev_dbg(ndev, "IO address start :0x%08x\n",
res->start);
netdev_dbg(ndev, "IO address size :%d\n",
res->end - res->start + 1);
netdev_dbg(ndev, "IO address space :%pR\n", res);
netdev_dbg(ndev, "IO address size :%d\n", resource_size(res));
netdev_dbg(ndev, "IO address (mapped) :0x%p\n",
pldat->net_base);
netdev_dbg(ndev, "IRQ number :%d\n", ndev->irq);