net: phy: mdio: add missing __iomem annotation

Added missing __iomem annotation in order to fix the following sparse warnings:

drivers/net/phy/mdio-mux-mmioreg.c:51:27: warning: incorrect type in initializer (different address spaces)
drivers/net/phy/mdio-mux-mmioreg.c:51:27: expected void *p
drivers/net/phy/mdio-mux-mmioreg.c:51:27: got void [noderef] <asn:2>*
drivers/net/phy/mdio-mux-mmioreg.c:57:21: warning: incorrect type in argument 1 (different address spaces)
drivers/net/phy/mdio-mux-mmioreg.c:57:21: expected void const volatile [noderef] <asn:2>*addr
drivers/net/phy/mdio-mux-mmioreg.c:57:21: got void *p
drivers/net/phy/mdio-mux-mmioreg.c:60:25: warning: incorrect type in argument 2 (different address spaces)
drivers/net/phy/mdio-mux-mmioreg.c:60:25: expected void volatile [noderef] <asn:2>*addr
drivers/net/phy/mdio-mux-mmioreg.c:60:25: got void *p
drivers/net/phy/mdio-mux-mmioreg.c:64:25: warning: incorrect type in argument 1 (different address spaces)
drivers/net/phy/mdio-mux-mmioreg.c:64:25: expected void volatile [noderef] <asn:2>*addr
drivers/net/phy/mdio-mux-mmioreg.c:64:25: got void *p

---
 drivers/net/phy/mdio-mux-mmioreg.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

index 9733bd2..f8e305d 100644
@@ -48,7 +48,7 @@ static int mdio_mux_mmioreg_switch_fn(int current_child, int desired_child,
 	struct mdio_mux_mmioreg_state *s = data;
 
 	if (current_child ^ desired_child) {
-		void *p = ioremap(s->phys, 1);
+		void __iomem *p = ioremap(s->phys, 1);
 		uint8_t x, y;
 
 		if (!p)

1.7.10.4

From: Jingoo Han <[email protected]>
Date: Tue, 06 Aug 2013 17:32:58 +0900

Applied.