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-rw-r--r--net/mac80211/rx.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index e2c6f5cd1cf..969be3adda7 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -988,9 +988,10 @@ ieee80211_rx_h_data(struct ieee80211_txrx_data *rx)
memcpy(dst, hdr->addr1, ETH_ALEN);
memcpy(src, hdr->addr3, ETH_ALEN);
- if (sdata->type != IEEE80211_IF_TYPE_STA) {
+ if (sdata->type != IEEE80211_IF_TYPE_STA ||
+ (is_multicast_ether_addr(dst) &&
+ !compare_ether_addr(src, dev->dev_addr)))
return TXRX_DROP;
- }
break;
case 0:
/* DA SA BSSID */