[TIPC]: Corrected potential misuse of tipc_media_addr structure.

Signed-off-by: Allan Stephens <allan.stephens@windriver.com>
Signed-off-by: Per Liden <per.liden@ericsson.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/net/tipc/tipc_bearer.h b/include/net/tipc/tipc_bearer.h
index 098607c..e07136d 100644
--- a/include/net/tipc/tipc_bearer.h
+++ b/include/net/tipc/tipc_bearer.h
@@ -49,10 +49,18 @@
 
 #define TIPC_MEDIA_TYPE_ETH	1
 
+/* 
+ * Destination address structure used by TIPC bearers when sending messages
+ * 
+ * IMPORTANT: The fields of this structure MUST be stored using the specified
+ * byte order indicated below, as the structure is exchanged between nodes
+ * as part of a link setup process.
+ */
+
 struct tipc_media_addr {
-	__u32  type;
+	__u32  type;			/* bearer type (network byte order) */
 	union {
-		__u8   eth_addr[6];	/* Ethernet bearer */ 
+		__u8   eth_addr[6];	/* 48 bit Ethernet addr (byte array) */ 
 #if 0
 		/* Prototypes for other possible bearer types */