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From: Oleg Bulyzhin <oleg@FreeBSD.org>
Date: Thu, 18 Aug 2016 11:23:02 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
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Subject: svn commit: r304415 - stable/11/sys/netpfil/ipfw
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Author: oleg
Date: Thu Aug 18 11:23:02 2016
New Revision: 304415
URL: https://svnweb.freebsd.org/changeset/base/304415

Log:
  MFC r304154
  
  Fix command: ipfw set (enable|disable) N (where N > 4).

Modified:
  stable/11/sys/netpfil/ipfw/ip_fw_sockopt.c

Modified: stable/11/sys/netpfil/ipfw/ip_fw_sockopt.c
==============================================================================
--- stable/11/sys/netpfil/ipfw/ip_fw_sockopt.c	Thu Aug 18 11:17:36 2016	(r304414)
+++ stable/11/sys/netpfil/ipfw/ip_fw_sockopt.c	Thu Aug 18 11:23:02 2016	(r304415)
@@ -1414,8 +1414,10 @@ manage_sets(struct ip_fw_chain *chain, i
 
 	if (rh->range.head.length != sizeof(ipfw_range_tlv))
 		return (1);
-	if (rh->range.set >= IPFW_MAX_SETS ||
-	    rh->range.new_set >= IPFW_MAX_SETS)
+	/* enable_sets() expects bitmasks. */
+	if (op3->opcode != IP_FW_SET_ENABLE &&
+	    (rh->range.set >= IPFW_MAX_SETS ||
+	    rh->range.new_set >= IPFW_MAX_SETS))
 		return (EINVAL);
 
 	ret = 0;