diff options
Diffstat (limited to 'net/mac80211/rx.c')
| -rw-r--r-- | net/mac80211/rx.c | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c index 8e1fbdd3bff1..8c0d91dfd7e2 100644 --- a/net/mac80211/rx.c +++ b/net/mac80211/rx.c @@ -4283,10 +4283,16 @@ static bool ieee80211_rx_data_set_sta(struct ieee80211_rx_data *rx, rx->link_sta = NULL; } - if (link_id < 0) - rx->link = &rx->sdata->deflink; - else if (!ieee80211_rx_data_set_link(rx, link_id)) + if (link_id < 0) { + if (ieee80211_vif_is_mld(&rx->sdata->vif) && + sta && !sta->sta.valid_links) + rx->link = + rcu_dereference(rx->sdata->link[sta->deflink.link_id]); + else + rx->link = &rx->sdata->deflink; + } else if (!ieee80211_rx_data_set_link(rx, link_id)) { return false; + } return true; } @@ -4481,6 +4487,10 @@ static bool ieee80211_accept_frame(struct ieee80211_rx_data *rx) if (!multicast && !ether_addr_equal(sdata->dev->dev_addr, hdr->addr1)) return false; + /* reject invalid/our STA address */ + if (!is_valid_ether_addr(hdr->addr2) || + ether_addr_equal(sdata->dev->dev_addr, hdr->addr2)) + return false; if (!rx->sta) { int rate_idx; if (status->encoding != RX_ENC_LEGACY) |