include: Convert ethernet mac address declarations to use ETH_ALEN

It's convenient to have ethernet mac addresses use
ETH_ALEN to be able to grep for them a bit easier and
also to ensure that the addresses are __aligned(2).

Add #include <linux/if_ether.h> as necessary.

Signed-off-by: Joe Perches <joe@perches.com>
Acked-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/linux/mlx4/device.h b/include/linux/mlx4/device.h
index 6aebdfe..09ef2f4 100644
--- a/include/linux/mlx4/device.h
+++ b/include/linux/mlx4/device.h
@@ -33,6 +33,7 @@
 #ifndef MLX4_DEVICE_H
 #define MLX4_DEVICE_H
 
+#include <linux/if_ether.h>
 #include <linux/pci.h>
 #include <linux/completion.h>
 #include <linux/radix-tree.h>
@@ -620,7 +621,7 @@
 	u8		dgid[16];
 	u32		reserved4[2];
 	__be16		vlan;
-	u8		mac[6];
+	u8		mac[ETH_ALEN];
 };
 
 union mlx4_ext_av {
@@ -914,10 +915,10 @@
 };
 
 struct mlx4_spec_eth {
-	u8	dst_mac[6];
-	u8	dst_mac_msk[6];
-	u8	src_mac[6];
-	u8	src_mac_msk[6];
+	u8	dst_mac[ETH_ALEN];
+	u8	dst_mac_msk[ETH_ALEN];
+	u8	src_mac[ETH_ALEN];
+	u8	src_mac_msk[ETH_ALEN];
 	u8	ether_type_enable;
 	__be16	ether_type;
 	__be16	vlan_id_msk;
diff --git a/include/linux/mlx4/qp.h b/include/linux/mlx4/qp.h
index 262deac..6d351473 100644
--- a/include/linux/mlx4/qp.h
+++ b/include/linux/mlx4/qp.h
@@ -34,6 +34,7 @@
 #define MLX4_QP_H
 
 #include <linux/types.h>
+#include <linux/if_ether.h>
 
 #include <linux/mlx4/device.h>
 
@@ -143,7 +144,7 @@
 	u8			feup;
 	u8			fvl_rx;
 	u8			reserved4[2];
-	u8			dmac[6];
+	u8			dmac[ETH_ALEN];
 };
 
 enum { /* fl */
@@ -318,7 +319,7 @@
 	__be32			dqpn;
 	__be32			qkey;
 	__be16			vlan;
-	u8			mac[6];
+	u8			mac[ETH_ALEN];
 };
 
 struct mlx4_wqe_lso_seg {