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-rw-r--r--drivers/net/wireless/ath/ath12k/dp.c1
-rw-r--r--drivers/net/wireless/ath/ath12k/dp_rx.c9
-rw-r--r--drivers/net/wireless/ath/ath12k/peer.h3
3 files changed, 13 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath12k/dp.c b/drivers/net/wireless/ath/ath12k/dp.c
index f933896f2a68..6893466f61f0 100644
--- a/drivers/net/wireless/ath/ath12k/dp.c
+++ b/drivers/net/wireless/ath/ath12k/dp.c
@@ -38,6 +38,7 @@ void ath12k_dp_peer_cleanup(struct ath12k *ar, int vdev_id, const u8 *addr)
ath12k_dp_rx_peer_tid_cleanup(ar, peer);
crypto_free_shash(peer->tfm_mmic);
+ peer->dp_setup_done = false;
spin_unlock_bh(&ab->base_lock);
}
diff --git a/drivers/net/wireless/ath/ath12k/dp_rx.c b/drivers/net/wireless/ath/ath12k/dp_rx.c
index e6e64d437c47..100390fdc735 100644
--- a/drivers/net/wireless/ath/ath12k/dp_rx.c
+++ b/drivers/net/wireless/ath/ath12k/dp_rx.c
@@ -2748,6 +2748,7 @@ int ath12k_dp_rx_peer_frag_setup(struct ath12k *ar, const u8 *peer_mac, int vdev
}
peer->tfm_mmic = tfm;
+ peer->dp_setup_done = true;
spin_unlock_bh(&ab->base_lock);
return 0;
@@ -3214,6 +3215,14 @@ static int ath12k_dp_rx_frag_h_mpdu(struct ath12k *ar,
ret = -ENOENT;
goto out_unlock;
}
+
+ if (!peer->dp_setup_done) {
+ ath12k_warn(ab, "The peer %pM [%d] has uninitialized datapath\n",
+ peer->addr, peer_id);
+ ret = -ENOENT;
+ goto out_unlock;
+ }
+
rx_tid = &peer->rx_tid[tid];
if ((!skb_queue_empty(&rx_tid->rx_frags) && seqno != rx_tid->cur_sn) ||
diff --git a/drivers/net/wireless/ath/ath12k/peer.h b/drivers/net/wireless/ath/ath12k/peer.h
index b296dc0e2f67..c6edb24cbedd 100644
--- a/drivers/net/wireless/ath/ath12k/peer.h
+++ b/drivers/net/wireless/ath/ath12k/peer.h
@@ -44,6 +44,9 @@ struct ath12k_peer {
struct ppdu_user_delayba ppdu_stats_delayba;
bool delayba_flag;
bool is_authorized;
+
+ /* protected by ab->data_lock */
+ bool dp_setup_done;
};
void ath12k_peer_unmap_event(struct ath12k_base *ab, u16 peer_id);