diff options
Diffstat (limited to 'sys/net80211/ieee80211_hwmp.c')
| -rw-r--r-- | sys/net80211/ieee80211_hwmp.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/sys/net80211/ieee80211_hwmp.c b/sys/net80211/ieee80211_hwmp.c index fcc4af1..2f8ec85 100644 --- a/sys/net80211/ieee80211_hwmp.c +++ b/sys/net80211/ieee80211_hwmp.c @@ -1227,6 +1227,8 @@ hwmp_recv_prep(struct ieee80211vap *vap, struct ieee80211_node *ni, struct mbuf *m, *next; uint32_t metric = 0; const uint8_t *addr; + int is_encap; + struct ieee80211_node *ni_encap; if (ni == vap->iv_bss || ni->ni_mlstate != IEEE80211_NODE_MESH_ESTABLISHED) @@ -1403,11 +1405,21 @@ hwmp_recv_prep(struct ieee80211vap *vap, struct ieee80211_node *ni, (struct ieee80211_node *)(uintptr_t) ieee80211_mac_hash(ic, addr)); /* either dest or ext_dest */ for (; m != NULL; m = next) { + is_encap = !! (m->m_flags & M_ENCAP); + ni_encap = (struct ieee80211_node *) m->m_pkthdr.rcvif; next = m->m_nextpkt; m->m_nextpkt = NULL; IEEE80211_NOTE(vap, IEEE80211_MSG_HWMP, ni, "flush queued frame %p len %d", m, m->m_pkthdr.len); - ifp->if_transmit(ifp, m); + + /* + * If the mbuf has M_ENCAP set, ensure we free it. + * Note that after if_transmit() is called, m is invalid. + */ + if (ifp->if_transmit(ifp, m) != 0) { + if (is_encap) + ieee80211_free_node(ni_encap); + } } #undef IS_PROXY #undef PROXIED_BY_US |
