Date: Sat, 4 May 2019 13:05:21 +0000 (UTC) From: Michael Tuexen <tuexen@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-12@freebsd.org Subject: svn commit: r347123 - stable/12/sys/net Message-ID: <201905041305.x44D5LvI094581@repo.freebsd.org>
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Author: tuexen Date: Sat May 4 13:05:21 2019 New Revision: 347123 URL: https://svnweb.freebsd.org/changeset/base/347123 Log: MFC r346197: When sending a routing message, don't allow the user to set the RTF_RNH_LOCKED flag in rtm_flags, since this flag is used only internally. Reviewed by: ae@ Differential Revision: https://reviews.freebsd.org/D19898 Modified: stable/12/sys/net/rtsock.c Directory Properties: stable/12/ (props changed) Modified: stable/12/sys/net/rtsock.c ============================================================================== --- stable/12/sys/net/rtsock.c Sat May 4 13:02:46 2019 (r347122) +++ stable/12/sys/net/rtsock.c Sat May 4 13:05:21 2019 (r347123) @@ -615,6 +615,8 @@ route_output(struct mbuf *m, struct socket *so, ...) if (rt_xaddrs((caddr_t)(rtm + 1), len + (caddr_t)rtm, &info)) senderr(EINVAL); + if (rtm->rtm_flags & RTF_RNH_LOCKED) + senderr(EINVAL); info.rti_flags = rtm->rtm_flags; if (info.rti_info[RTAX_DST] == NULL || info.rti_info[RTAX_DST]->sa_family >= AF_MAX ||
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