Date: Sat, 3 Oct 2015 03:12:57 +0000 (UTC) From: "Andrey V. Elsukov" <ae@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r288528 - head/sbin/ipfw Message-ID: <201510030312.t933Cvch053977@repo.freebsd.org>
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Author: ae Date: Sat Oct 3 03:12:57 2015 New Revision: 288528 URL: https://svnweb.freebsd.org/changeset/base/288528 Log: Fix possible segmentation fault. PR: 203494 MFC after: 1 week Modified: head/sbin/ipfw/ipfw2.c Modified: head/sbin/ipfw/ipfw2.c ============================================================================== --- head/sbin/ipfw/ipfw2.c Sat Oct 3 00:57:33 2015 (r288527) +++ head/sbin/ipfw/ipfw2.c Sat Oct 3 03:12:57 2015 (r288528) @@ -3625,7 +3625,7 @@ compile_rule(char *av[], uint32_t *rbuf, action->opcode = O_NAT; action->len = F_INSN_SIZE(ipfw_insn_nat); CHECK_ACTLEN; - if (_substrcmp(*av, "global") == 0) { + if (*av != NULL && _substrcmp(*av, "global") == 0) { action->arg1 = 0; av++; break;
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