From: Felix Fietkau nbd@nbd.name
[ Upstream commit 622d3b4e39381262da7b18ca1ed1311df227de86 ]
When using WEP, the default unicast key needs to be selected, instead of the STA PTK.
Signed-off-by: Felix Fietkau nbd@nbd.name Link: https://lore.kernel.org/r/20201218184718.93650-5-nbd@nbd.name Signed-off-by: Johannes Berg johannes.berg@intel.com Signed-off-by: Sasha Levin sashal@kernel.org --- net/mac80211/rx.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c index 2a5a11f92b03e..98517423b0b76 100644 --- a/net/mac80211/rx.c +++ b/net/mac80211/rx.c @@ -4191,6 +4191,8 @@ void ieee80211_check_fast_rx(struct sta_info *sta)
rcu_read_lock(); key = rcu_dereference(sta->ptk[sta->ptk_idx]); + if (!key) + key = rcu_dereference(sdata->default_unicast_key); if (key) { switch (key->conf.cipher) { case WLAN_CIPHER_SUITE_TKIP: