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Date: Mon, 22 Mar 2010 15:11:45 +0300 From: Dan Carpenter <error27@...il.com> To: netdev@...r.kernel.org Cc: kernel-janitors@...r.kernel.org, "David S. Miller" <davem@...emloft.net>, Phil Sutter <n0-1@...ewrt.org>, Jiri Pirko <jpirko@...hat.com>, Stephen Hemminger <shemminger@...tta.com>, Joe Perches <joe@...ches.com> Subject: [patch] korina: use resource_size() This size calculation is wrong. It should be end - start + 1. Use resource_size() to calculate it correctly. Signed-off-by: Dan Carpenter <error27@...il.com> --- I don't have a way to test this, or even to compile it. :/ diff --git a/drivers/net/korina.c b/drivers/net/korina.c index 300c224..edaedc7 100644 --- a/drivers/net/korina.c +++ b/drivers/net/korina.c @@ -1135,7 +1135,7 @@ static int korina_probe(struct platform_device *pdev) r = platform_get_resource_byname(pdev, IORESOURCE_MEM, "korina_regs"); dev->base_addr = r->start; - lp->eth_regs = ioremap_nocache(r->start, r->end - r->start); + lp->eth_regs = ioremap_nocache(r->start, resource_size(r)); if (!lp->eth_regs) { printk(KERN_ERR DRV_NAME ": cannot remap registers\n"); rc = -ENXIO; @@ -1143,7 +1143,7 @@ static int korina_probe(struct platform_device *pdev) } r = platform_get_resource_byname(pdev, IORESOURCE_MEM, "korina_dma_rx"); - lp->rx_dma_regs = ioremap_nocache(r->start, r->end - r->start); + lp->rx_dma_regs = ioremap_nocache(r->start, resource_size(r)); if (!lp->rx_dma_regs) { printk(KERN_ERR DRV_NAME ": cannot remap Rx DMA registers\n"); rc = -ENXIO; @@ -1151,7 +1151,7 @@ static int korina_probe(struct platform_device *pdev) } r = platform_get_resource_byname(pdev, IORESOURCE_MEM, "korina_dma_tx"); - lp->tx_dma_regs = ioremap_nocache(r->start, r->end - r->start); + lp->tx_dma_regs = ioremap_nocache(r->start, resource_size(r)); if (!lp->tx_dma_regs) { printk(KERN_ERR DRV_NAME ": cannot remap Tx DMA registers\n"); rc = -ENXIO; -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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