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PR/50905: Henning Petersen: Fix useless comparison (from FreeBSD)

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This commit is contained in:
christos 2016-03-07 13:08:48 +00:00
parent 0598d5879b
commit ed3efbbd44
1 changed files with 5 additions and 3 deletions
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8
sys/netipsec/key.c
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@ -1,4 +1,4 @@
/* $NetBSD: key.c,v 1.96 2016/03/06 04:19:51 christos Exp $ */
/* $NetBSD: key.c,v 1.97 2016/03/07 13:08:48 christos Exp $ */
/* $FreeBSD: src/sys/netipsec/key.c,v 1.3.2.3 2004/02/14 22:23:23 bms Exp $ */
/* $KAME: key.c,v 1.191 2001/06/27 10:46:49 sakane Exp $ */
@ -32,7 +32,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: key.c,v 1.96 2016/03/06 04:19:51 christos Exp $");
__KERNEL_RCSID(0, "$NetBSD: key.c,v 1.97 2016/03/07 13:08:48 christos Exp $");
/*
* This code is referd to RFC 2367
@ -7333,6 +7333,7 @@ key_parse(struct mbuf *m, struct socket *so)
{
struct sadb_msg *msg;
struct sadb_msghdr mh;
u_int orglen;
int error;
int target;
@ -7352,10 +7353,11 @@ key_parse(struct mbuf *m, struct socket *so)
return ENOBUFS;
}
msg = mtod(m, struct sadb_msg *);
orglen = PFKEY_UNUNIT64(msg->sadb_msg_len);
target = KEY_SENDUP_ONE;
if ((m->m_flags & M_PKTHDR) == 0 ||
m->m_pkthdr.len != m->m_pkthdr.len) {
m->m_pkthdr.len != orglen) {
ipseclog((LOG_DEBUG, "key_parse: invalid message length.\n"));
PFKEY_STATINC(PFKEY_STAT_OUT_INVLEN);
error = EINVAL;