From: Johannes Berg johannes.berg@intel.com
[ Upstream commit a9799541ca34652d9996e45f80e8e03144c12949 ]
These are not permitted by the spec, just drop them.
Link: https://lore.kernel.org/r/20210609161305.23def022b750.Ibd6dd3cdce573dae262fc... Signed-off-by: Johannes Berg johannes.berg@intel.com Signed-off-by: Sasha Levin sashal@kernel.org Signed-off-by: Yang Yingliang yangyingliang@huawei.com --- net/mac80211/rx.c | 9 +++------ 1 file changed, 3 insertions(+), 6 deletions(-)
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c index 2ba19decb1261..012697efafc35 100644 --- a/net/mac80211/rx.c +++ b/net/mac80211/rx.c @@ -2124,17 +2124,15 @@ ieee80211_rx_h_defragment(struct ieee80211_rx_data *rx) sc = le16_to_cpu(hdr->seq_ctrl); frag = sc & IEEE80211_SCTL_FRAG;
- if (is_multicast_ether_addr(hdr->addr1)) { - I802_DEBUG_INC(rx->local->dot11MulticastReceivedFrameCount); - goto out_no_led; - } - if (rx->sta) cache = &rx->sta->frags;
if (likely(!ieee80211_has_morefrags(fc) && frag == 0)) goto out;
+ if (is_multicast_ether_addr(hdr->addr1)) + return RX_DROP_MONITOR; + I802_DEBUG_INC(rx->local->rx_handlers_fragments);
if (skb_linearize(rx->skb)) @@ -2260,7 +2258,6 @@ ieee80211_rx_h_defragment(struct ieee80211_rx_data *rx)
out: ieee80211_led_rx(rx->local); - out_no_led: if (rx->sta) rx->sta->rx_stats.packets++; return RX_CONTINUE;