diff options
| author | rwatson <rwatson@FreeBSD.org> | 2003-04-18 20:22:23 +0000 |
|---|---|---|
| committer | rwatson <rwatson@FreeBSD.org> | 2003-04-18 20:22:23 +0000 |
| commit | 625dc6b51aaf5929beb1e69b13463b77081d7355 (patch) | |
| tree | b0ae495bda73100c0e40be059756a246916cf8e1 | |
| parent | 8b7a3b47d15df24c762596b1df532e54646f0af9 (diff) | |
| download | FreeBSD-src-625dc6b51aaf5929beb1e69b13463b77081d7355.zip FreeBSD-src-625dc6b51aaf5929beb1e69b13463b77081d7355.tar.gz | |
Rather than check for M_PKTHDR and conditionally perform access control,
simply assert that M_PKTHDR is set using M_ASSERTPKTHDR().
Obtained from: TrustedBSD Project
Sponsored by: DARPA, Network Associates Laboratories
| -rw-r--r-- | sys/security/mac_ifoff/mac_ifoff.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/sys/security/mac_ifoff/mac_ifoff.c b/sys/security/mac_ifoff/mac_ifoff.c index 941d48e..286e8dd 100644 --- a/sys/security/mac_ifoff/mac_ifoff.c +++ b/sys/security/mac_ifoff/mac_ifoff.c @@ -147,10 +147,9 @@ mac_ifoff_check_socket_deliver(struct socket *so, struct label *socketlabel, struct mbuf *m, struct label *mbuflabel) { - if (m->m_flags & M_PKTHDR) { - if (m->m_pkthdr.rcvif != NULL) - return (check_ifnet_incoming(m->m_pkthdr.rcvif, 0)); - } + M_ASSERTPKTHDR(m); + if (m->m_pkthdr.rcvif != NULL) + return (check_ifnet_incoming(m->m_pkthdr.rcvif, 0)); return (0); } |
