linux-kernel - [PATCH] spi_txx9.c: use resource

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Date:	Mon, 14 Dec 2009 17:43:42 -0500
From:	"H Hartley Sweeten" <hartleys@...ionengravers.com>
To:	"kernel list" <linux-kernel@...r.kernel.org>,
	<spi-devel-general@...ts.sourceforge.net>
Cc:	"David Brownell" <dbrownell@...rs.sourceforge.net>,
	<anemo@....ocn.ne.jp>
Subject: [PATCH] spi_txx9.c: use resource_size()

Use resource_size().

Signed-off-by: H Hartley Sweeten <hsweeten@...ionengravers.com>
Cc: David Brownell <dbrownell@...rs.sourceforge.net>
Cc: Atsushi Nemoto <anemo@....ocn.ne.jp>

---

diff --git a/drivers/spi/spi_txx9.c b/drivers/spi/spi_txx9.c
index 19f7562..dfa024b 100644
--- a/drivers/spi/spi_txx9.c
+++ b/drivers/spi/spi_txx9.c
@@ -375,12 +375,10 @@ static int __init txx9spi_probe(struct platform_device *dev)
 	res = platform_get_resource(dev, IORESOURCE_MEM, 0);
 	if (!res)
 		goto exit_busy;
-	if (!devm_request_mem_region(&dev->dev,
-				     res->start, res->end - res->start + 1,
+	if (!devm_request_mem_region(&dev->dev, res->start, resource_size(res),
 				     "spi_txx9"))
 		goto exit_busy;
-	c->membase = devm_ioremap(&dev->dev,
-				  res->start, res->end - res->start + 1);
+	c->membase = devm_ioremap(&dev->dev, res->start, resource_size(res));
 	if (!c->membase)
 		goto exit_busy;
  
--
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