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/rxrpc/ar-output.c b/net/rxrpc/ar-output.c
index 16ae887..e1ac183 100644
--- a/net/rxrpc/ar-output.c
+++ b/net/rxrpc/ar-output.c
@@ -242,7 +242,7 @@
 
 EXPORT_SYMBOL(rxrpc_kernel_send_data);
 
-/*
+/**
  * rxrpc_kernel_abort_call - Allow a kernel service to abort a call
  * @call: The call to be aborted
  * @abort_code: The abort code to stick into the ABORT packet