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| author | pfg <pfg@FreeBSD.org> | 2016-05-14 23:32:03 +0000 |
|---|---|---|
| committer | pfg <pfg@FreeBSD.org> | 2016-05-14 23:32:03 +0000 |
| commit | e5af8e55f1fbbab982031713359312533d7b0db4 (patch) | |
| tree | 03b1952879e374236f7df0565513a2fef3ef6ef4 /sbin/routed | |
| parent | 1f91765207fc32edc0a7bd3ce16ea30136bce888 (diff) | |
| download | FreeBSD-src-e5af8e55f1fbbab982031713359312533d7b0db4.zip FreeBSD-src-e5af8e55f1fbbab982031713359312533d7b0db4.tar.gz | |
Avoid NULL de-references.
CID: 271079
Obtained from: NetBSD
MFC after: 2 weeks.
Diffstat (limited to 'sbin/routed')
| -rw-r--r-- | sbin/routed/output.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/sbin/routed/output.c b/sbin/routed/output.c index e3bee7a..4a9c5a2 100644 --- a/sbin/routed/output.c +++ b/sbin/routed/output.c @@ -711,7 +711,7 @@ supply(struct sockaddr_in *dst, switch (type) { case OUT_MULTICAST: - if (ifp->int_if_flags & IFF_MULTICAST) + if (ifp != NULL && ifp->int_if_flags & IFF_MULTICAST) v2buf.type = OUT_MULTICAST; else v2buf.type = NO_OUT_MULTICAST; @@ -757,7 +757,7 @@ supply(struct sockaddr_in *dst, /* Fake a default route if asked and if there is not already * a better, real default route. */ - if (supplier && (def_metric = ifp->int_d_metric) != 0) { + if (supplier && ifp && (def_metric = ifp->int_d_metric) != 0) { if ((rt = rtget(RIP_DEFAULT, 0)) == NULL || rt->rt_metric+ws.metric >= def_metric) { ws.state |= WS_ST_DEFAULT; |
