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From: "Bjoern A. Zeeb" <bz@FreeBSD.org>
Date: Sat, 20 Aug 2011 14:20:36 +0000 (UTC)
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Subject: svn commit: r225036 - head/sys/netinet/ipfw
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Author: bz
Date: Sat Aug 20 14:20:36 2011
New Revision: 225036
URL: http://svn.freebsd.org/changeset/base/225036

Log:
  Hide IPv6 next header parsing warnings under the verbose sysctl
  so people can possibly disable it when their consoles are flooded,
  or enabled it for debugging.
  
  MFC after:	2 weeks
  Approved by:	re (kib)

Modified:
  head/sys/netinet/ipfw/ip_fw2.c

Modified: head/sys/netinet/ipfw/ip_fw2.c
==============================================================================
--- head/sys/netinet/ipfw/ip_fw2.c	Sat Aug 20 14:04:16 2011	(r225035)
+++ head/sys/netinet/ipfw/ip_fw2.c	Sat Aug 20 14:20:36 2011	(r225036)
@@ -1023,9 +1023,11 @@ do {								\
 					ext_hd |= EXT_RTHDR2;
 					break;
 				default:
-					printf("IPFW2: IPV6 - Unknown Routing "
-					    "Header type(%d)\n",
-					    ((struct ip6_rthdr *)ulp)->ip6r_type);
+					if (V_fw_verbose)
+						printf("IPFW2: IPV6 - Unknown "
+						    "Routing Header type(%d)\n",
+						    ((struct ip6_rthdr *)
+						    ulp)->ip6r_type);
 					if (V_fw_deny_unknown_exthdrs)
 					    return (IP_FW_DENY);
 					break;
@@ -1047,8 +1049,9 @@ do {								\
 					IP6F_MORE_FRAG;
 				if (V_fw_permit_single_frag6 == 0 &&
 				    offset == 0 && ip6f_mf == 0) {
-					printf("IPFW2: IPV6 - Invalid Fragment "
-					    "Header\n");
+					if (V_fw_verbose)
+						printf("IPFW2: IPV6 - Invalid "
+						    "Fragment Header\n");
 					if (V_fw_deny_unknown_exthdrs)
 					    return (IP_FW_DENY);
 					break;
@@ -1119,8 +1122,10 @@ do {								\
 				break;
 
 			default:
-				printf("IPFW2: IPV6 - Unknown Extension "
-				    "Header(%d), ext_hd=%x\n", proto, ext_hd);
+				if (V_fw_verbose)
+					printf("IPFW2: IPV6 - Unknown "
+					    "Extension Header(%d), ext_hd=%x\n",
+					     proto, ext_hd);
 				if (V_fw_deny_unknown_exthdrs)
 				    return (IP_FW_DENY);
 				PULLUP_TO(hlen, ulp, struct ip6_ext);