net: Fix (nearly-)kernel-doc comments for various functions

Fix incorrect start markers, wrapped summary lines, missing section
breaks, incorrect separators, and some name mismatches.

Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/tipc/bearer.h b/net/tipc/bearer.h
index e3b2be3..4680de1 100644
--- a/net/tipc/bearer.h
+++ b/net/tipc/bearer.h
@@ -57,7 +57,7 @@
  */
 #define TIPC_MEDIA_TYPE_ETH	1
 
-/*
+/**
  * struct tipc_media_addr - destination address used by TIPC bearers
  * @value: address info (format defined by media)
  * @media_id: TIPC media type identifier