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>

parent 98250221

include/linux/mfd/mcp.h

+4 −1

Original line number	Diff line number	Diff line
		@@ -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