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Skip message if not our RTM_VERSION and silently ignore old message types.

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This commit is contained in:
roy 2016-09-21 14:50:48 +00:00
parent af543597d1
commit 4862748bc4
1 changed files with 7 additions and 1 deletions
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8
usr.sbin/ifwatchd/ifwatchd.c
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@ -1,4 +1,4 @@
/* $NetBSD: ifwatchd.c,v 1.28 2016/09/21 14:46:55 roy Exp $ */
/* $NetBSD: ifwatchd.c,v 1.29 2016/09/21 14:50:48 roy Exp $ */
/*-
* Copyright (c) 2002, 2003 The NetBSD Foundation, Inc.
@ -262,6 +262,9 @@ dispatch(void *msg, size_t len)
struct ifa_msghdr *ifam;
enum event ev;
if (hd->rtm_version != RTM_VERSION)
return;
switch (hd->rtm_type) {
case RTM_NEWADDR:
ev = UP;
@ -284,6 +287,9 @@ dispatch(void *msg, size_t len)
case RTM_REDIRECT:
case RTM_MISS:
case RTM_IEEE80211:
case RTM_ONEWADDR:
case RTM_ODELADDR:
case RTM_OCHGADDR:
return;
}
if (verbose)