fix compiler warnings

Fix a couple pedantic, format=, and unused-parameter warnings so we can
turn the warnings all the way up.

Change-Id: I7c6309e30147f54fc64ace99dc784fbd96c77c70
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
diff --git a/procedures/p9/start_host.cpp b/procedures/p9/start_host.cpp
index 2625888..e6279c8 100644
--- a/procedures/p9/start_host.cpp
+++ b/procedures/p9/start_host.cpp
@@ -90,7 +90,7 @@
     writeRegWithMask(master, P9_CBS_CS, 0x80000000, 0x80000000);
 }
 
-REGISTER_PROCEDURE("startHost", startHost);
+REGISTER_PROCEDURE("startHost", startHost)
 
 } // namespace p9
 } // namespace openpower