Fix icmp/udp/tcp punt/drop paths

Send packets to ip4/6_punt/drop nodes instead of error-drop/punt nodes

dbarach: clean up an annoying checkstyle issue: indent 2.2.10
(OpenSUSE version) and indent 2.2.11 (Ubuntu / CentOS versions) had an
artistic disagreement about ip_frag.c.

Change-Id: I660bee28a064af9c6c70371363081e941d1c3a94
Signed-off-by: Vijayabhaskar Katamreddy <vkatamre@cisco.com>
Signed-off-by: Dave Barach <dave@barachs.net>
diff --git a/src/vnet/ip/ip6_hop_by_hop.c b/src/vnet/ip/ip6_hop_by_hop.c
index 14fbb39..90a4d21 100644
--- a/src/vnet/ip/ip6_hop_by_hop.c
+++ b/src/vnet/ip/ip6_hop_by_hop.c
@@ -46,7 +46,7 @@
 #define foreach_ip6_hbyh_ioam_input_next	\
   _(IP6_REWRITE, "ip6-rewrite")			\
   _(IP6_LOOKUP, "ip6-lookup")			\
-  _(DROP, "error-drop")
+  _(DROP, "ip6-drop")
 
 typedef enum
 {