Date: Tue, 22 Sep 2015 22:18:37 +0000 (UTC) From: Dimitry Andric <dim@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-9@freebsd.org Subject: svn commit: r288134 - in stable: 10/sbin/ipfw 9/sbin/ipfw Message-ID: <201509222218.t8MMIbQd070499@repo.freebsd.org>
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Author: dim Date: Tue Sep 22 22:18:36 2015 New Revision: 288134 URL: https://svnweb.freebsd.org/changeset/base/288134 Log: MFC r286702: In ipfw2, avoid left-shifting negative integers, which is undefined. While here, make some other arguments to htonl(3) unsigned too. Modified: stable/9/sbin/ipfw/ipfw2.c Directory Properties: stable/9/ (props changed) stable/9/sbin/ (props changed) stable/9/sbin/ipfw/ (props changed) Changes in other areas also in this revision: Modified: stable/10/sbin/ipfw/ipfw2.c Directory Properties: stable/10/ (props changed) Modified: stable/9/sbin/ipfw/ipfw2.c ============================================================================== --- stable/9/sbin/ipfw/ipfw2.c Tue Sep 22 22:07:42 2015 (r288133) +++ stable/9/sbin/ipfw/ipfw2.c Tue Sep 22 22:18:36 2015 (r288134) @@ -2267,14 +2267,14 @@ fill_ip(ipfw_insn_ip *cmd, char *av, int case '/': masklen = atoi(p); if (masklen == 0) - d[1] = htonl(0); /* mask */ + d[1] = htonl(0U); /* mask */ else if (masklen > 32) errx(EX_DATAERR, "bad width ``%s''", p); else - d[1] = htonl(~0 << (32 - masklen)); + d[1] = htonl(~0U << (32 - masklen)); break; case '{': /* no mask, assume /24 and put back the '{' */ - d[1] = htonl(~0 << (32 - 24)); + d[1] = htonl(~0U << (32 - 24)); *(--p) = md; break; @@ -2283,7 +2283,7 @@ fill_ip(ipfw_insn_ip *cmd, char *av, int /* FALLTHROUGH */ case 0: /* initialization value */ default: - d[1] = htonl(~0); /* force /32 */ + d[1] = htonl(~0U); /* force /32 */ break; } d[0] &= d[1]; /* mask base address with mask */
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