1 files changed, 10 insertions, 2 deletions

diff --git a/include/net/tipc/tipc_bearer.h b/include/net/tipc/tipc_bearer.h
index 098607cd4b78..e07136d74c2f 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 */