diff options
Diffstat (limited to 'sys/net/if_disc.c')
| -rw-r--r-- | sys/net/if_disc.c | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/sys/net/if_disc.c b/sys/net/if_disc.c index 7789b29..d94eeeb 100644 --- a/sys/net/if_disc.c +++ b/sys/net/if_disc.c @@ -102,7 +102,7 @@ disc_clone_create(struct if_clone *ifc, int unit) ifp->if_addrlen = 0; ifp->if_snd.ifq_maxlen = 20; if_attach(ifp); - bpfattach(ifp, DLT_NULL, sizeof(u_int)); + bpfattach(ifp, DLT_NULL, sizeof(u_int32_t)); mtx_lock(&disc_mtx); LIST_INSERT_HEAD(&disc_softc_list, sc, sc_list); mtx_unlock(&disc_mtx); @@ -176,15 +176,14 @@ static int discoutput(struct ifnet *ifp, struct mbuf *m, struct sockaddr *dst, struct rtentry *rt) { + u_int32_t af; M_ASSERTPKTHDR(m); - /* BPF write needs to be handled specially */ + /* BPF writes need to be handled specially. */ if (dst->sa_family == AF_UNSPEC) { - dst->sa_family = *(mtod(m, int *)); - m->m_len -= sizeof(int); - m->m_pkthdr.len -= sizeof(int); - m->m_data += sizeof(int); + bcopy(dst->sa_data, &af, sizeof(af)); + dst->sa_family = af; } if (ifp->if_bpf) { |
