diff mbox series

[v2,5/6] mac80211: fix fast-rx encryption check

Message ID 20201218184718.93650-5-nbd@nbd.name
State New
Headers show
Series [v2,1/6] net/fq_impl: bulk-free packets from a flow on overmemory | expand

Commit Message

Felix Fietkau Dec. 18, 2020, 6:47 p.m. UTC 
When using WEP, the default unicast key needs to be selected, instead of
the STA PTK.

Signed-off-by: Felix Fietkau <nbd@nbd.name>
---
 net/mac80211/rx.c | 2 ++
 1 file changed, 2 insertions(+)
diff mbox series

Patch

diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index 13b9bcc4865d..972895e9f22d 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -4176,6 +4176,8 @@  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: