From: Russell King <rmk+kernel@arm.linux.org.uk>
Date: Sat, 21 Jan 2012 09:28:53 +0000 (+0000)
Subject: MFD: mcp-core: fix mcp_priv() to be more type safe
X-Git-Tag: v3.3-rc2~18^2~1^2~3
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=2a7f51a3e08cdaeea78d9e101a0079422a55bbc3;p=profile%2Fivi%2Fkernel-adaptation-intel-automotive.git

MFD: mcp-core: fix mcp_priv() to be more type safe

mcp_priv() does unexpected things when passed a void pointer.  Make it
a typed inline function, which ensures that it works correctly in
these cases.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
---

diff --git a/include/linux/mfd/mcp.h b/include/linux/mfd/mcp.h
index ee496708..f88c1cc 100644
--- a/include/linux/mfd/mcp.h
+++ b/include/linux/mfd/mcp.h
@@ -64,6 +64,9 @@ void mcp_driver_unregister(struct mcp_driver *);
 #define mcp_get_drvdata(mcp)	dev_get_drvdata(&(mcp)->attached_device)
 #define mcp_set_drvdata(mcp,d)	dev_set_drvdata(&(mcp)->attached_device, d)
 
-#define mcp_priv(mcp)		((void *)((mcp)+1))
+static inline void *mcp_priv(struct mcp *mcp)
+{
+	return mcp + 1;
+}
 
 #endif