diff options
| author | Ruslan Ermilov <ru@FreeBSD.org> | 2003-12-23 13:33:23 +0000 |
|---|---|---|
| committer | Ruslan Ermilov <ru@FreeBSD.org> | 2003-12-23 13:33:23 +0000 |
| commit | 78e2d2bd28a40656423cb5e688038e0c36049d9d (patch) | |
| tree | c8c03633a2e7a49512ff5830a711e95d5befd9c3 /sys/netinet/if_ether.c | |
| parent | dbe0253a8ba139730759505f8b4ed5ac48a0bf63 (diff) | |
Notes
Diffstat (limited to 'sys/netinet/if_ether.c')
| -rw-r--r-- | sys/netinet/if_ether.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/sys/netinet/if_ether.c b/sys/netinet/if_ether.c index c5238cfc7ef6..34f820d6291e 100644 --- a/sys/netinet/if_ether.c +++ b/sys/netinet/if_ether.c @@ -530,11 +530,13 @@ arpintr(struct mbuf *m) return; } - if (m->m_pkthdr.len < arphdr_len(ar) && - (m = m_pullup(m, arphdr_len(ar))) == NULL) { - log(LOG_ERR, "arp: runt packet\n"); - m_freem(m); - return; + if (m->m_pkthdr.len < arphdr_len(ar)) { + if ((m = m_pullup(m, arphdr_len(ar))) == NULL) { + log(LOG_ERR, "arp: runt packet\n"); + m_freem(m); + return; + } + ar = mtod(m, struct arphdr *); } switch (ntohs(ar->ar_pro)) { |