linux-kernel - [PATCH] mmc: host: use resource

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Message-Id: <1363112486-2543-1-git-send-email-silviupopescu1990@gmail.com>
Date:	Tue, 12 Mar 2013 20:21:26 +0200
From:	Silviu-Mihai Popescu <silviupopescu1990@...il.com>
To:	linux-mmc@...r.kernel.org
Cc:	cjb@...top.org, yunhong.jiang@...el.com, sheng@...ux.intel.com,
	mikechan@...gle.com, xiaohui.xin@...el.com, jun.nakajima@...el.com,
	linux-kernel@...r.kernel.org,
	Silviu-Mihai Popescu <silviupopescu1990@...il.com>
Subject: [PATCH] mmc: host: use resource_size()

Use resource_size() instead of explicit calculation. This was found via
make coccicheck.

Signed-off-by: Silviu-Mihai Popescu <silviupopescu1990@...il.com>
---
 drivers/mmc/host/android-goldfish.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/mmc/host/android-goldfish.c b/drivers/mmc/host/android-goldfish.c
index ef3aef0..7780c14 100644
--- a/drivers/mmc/host/android-goldfish.c
+++ b/drivers/mmc/host/android-goldfish.c
@@ -476,7 +476,7 @@ static int goldfish_mmc_probe(struct platform_device *pdev)
 	host->mmc = mmc;
 
 	pr_err("mmc: Mapping %lX to %lX\n", (long)res->start, (long)res->end);
-	host->reg_base = ioremap(res->start, res->end - res->start + 1);
+	host->reg_base = ioremap(res->start, resource_size(res));
 	if (host->reg_base == NULL) {
 		ret = -ENOMEM;
 		goto ioremap_failed;
-- 
1.7.9.5

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