linux-kernel - [PATCH 2/4] Documentation: fix ioremap return type

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Message-Id: <20100101203541.6ce233bc.randy.dunlap@oracle.com>
Date:	Fri, 1 Jan 2010 20:35:41 -0800
From:	Randy Dunlap <randy.dunlap@...cle.com>
To:	lkml <linux-kernel@...r.kernel.org>,
	torvalds <torvalds@...ux-foundation.org>
Cc:	H Hartley Sweeten <hsweeten@...ionengravers.com>
Subject: [PATCH 2/4] Documentation: fix ioremap return type

From: H Hartley Sweeten <hsweeten@...ionengravers.com>
Subject: Documentation: fix ioremap return type

ioremap() returns a void __iomem * not a char *.  Update the documentation
file to reflect this.

Signed-off-by: H Hartley Sweeten <hsweeten@...ionengravers.com>
Signed-off-by: Randy Dunlap <randy.dunlap@...cle.com>
---
 Documentation/IO-mapping.txt |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- linux-2.6.33-rc2-git4.orig/Documentation/IO-mapping.txt
+++ linux-2.6.33-rc2-git4/Documentation/IO-mapping.txt
@@ -157,7 +157,7 @@ For such memory, you can do things like
 	 * access only the 640k-1MB area, so anything else
 	 * has to be remapped.
 	 */
-	char * baseptr = ioremap(0xFC000000, 1024*1024);
+	void __iomem *baseptr = ioremap(0xFC000000, 1024*1024);
 
 	/* write a 'A' to the offset 10 of the area */
 	writeb('A',baseptr+10);
--
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