Use the function resource_size instaed of explicit computation. Problem found using Coccinelle.
Signed-off-by: Vaishali Thakkar <vaishali.thak...@oracle.com> --- drivers/clk/sunxi/clk-sun9i-mmc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/clk/sunxi/clk-sun9i-mmc.c b/drivers/clk/sunxi/clk-sun9i-mmc.c index 028dd83..7167373 100644 --- a/drivers/clk/sunxi/clk-sun9i-mmc.c +++ b/drivers/clk/sunxi/clk-sun9i-mmc.c @@ -106,7 +106,7 @@ static int sun9i_a80_mmc_config_clk_probe(struct platform_device *pdev) r = platform_get_resource(pdev, IORESOURCE_MEM, 0); /* one clock/reset pair per word */ - count = DIV_ROUND_UP((r->end - r->start + 1), SUN9I_MMC_WIDTH); + count = DIV_ROUND_UP((resource_size(r)), SUN9I_MMC_WIDTH); data->membase = devm_ioremap_resource(&pdev->dev, r); if (IS_ERR(data->membase)) return PTR_ERR(data->membase); -- 2.1.4