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/x25/x25_route.c b/net/x25/x25_route.c
index cf63662..277c8d2 100644
--- a/net/x25/x25_route.c
+++ b/net/x25/x25_route.c
@@ -66,7 +66,7 @@
 
 /**
  * __x25_remove_route - remove route from x25_route_list
- * @rt - route to remove
+ * @rt: route to remove
  *
  * Remove route from x25_route_list. If it was there.
  * Caller must hold x25_route_list_lock.