diff options
| -rw-r--r-- | sys/net/if_ethersubr.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/sys/net/if_ethersubr.c b/sys/net/if_ethersubr.c index 8dfb5fb..bb2bbd6 100644 --- a/sys/net/if_ethersubr.c +++ b/sys/net/if_ethersubr.c @@ -281,13 +281,13 @@ ether_output(ifp, m, dst, rt0) if ((m->m_flags & M_BCAST) || (loop_copy > 0)) { struct mbuf *n; - n = m_copy(m, 0, (int)M_COPYALL); - n->m_pkthdr.csum_flags |= csum_flags; - if (csum_flags & CSUM_DATA_VALID) - n->m_pkthdr.csum_data = 0xffff; - - (void) if_simloop(ifp, n, dst->sa_family, hlen); + if ((n = m_copy(m, 0, (int)M_COPYALL)) != NULL) { + n->m_pkthdr.csum_flags |= csum_flags; + if (csum_flags & CSUM_DATA_VALID) + n->m_pkthdr.csum_data = 0xffff; + (void)if_simloop(ifp, n, dst->sa_family, hlen); + } } else if (bcmp(eh->ether_dhost, eh->ether_shost, ETHER_ADDR_LEN) == 0) { m->m_pkthdr.csum_flags |= csum_flags; |
