diff options
Diffstat (limited to 'drivers/net/wireless/ath/ath12k/mac.c')
| -rw-r--r-- | drivers/net/wireless/ath/ath12k/mac.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/net/wireless/ath/ath12k/mac.c b/drivers/net/wireless/ath/ath12k/mac.c index af354bef5c0d..51c4df32e716 100644 --- a/drivers/net/wireless/ath/ath12k/mac.c +++ b/drivers/net/wireless/ath/ath12k/mac.c @@ -1238,9 +1238,13 @@ void ath12k_mac_peer_cleanup_all(struct ath12k *ar) /* cleanup dp peer */ spin_lock_bh(&dp_hw->peer_lock); dp_peer = peer->dp_peer; - peerid_index = ath12k_dp_peer_get_peerid_index(dp, peer->peer_id); - rcu_assign_pointer(dp_peer->link_peers[peer->link_id], NULL); - rcu_assign_pointer(dp_hw->dp_peers[peerid_index], NULL); + if (dp_peer) { + peerid_index = ath12k_dp_peer_get_peerid_index(dp, peer->peer_id); + rcu_assign_pointer(dp_peer->link_peers[peer->link_id], NULL); + WRITE_ONCE(dp_peer->link_peers_map, + READ_ONCE(dp_peer->link_peers_map) & ~BIT(peer->link_id)); + rcu_assign_pointer(dp_hw->dp_peers[peerid_index], NULL); + } spin_unlock_bh(&dp_hw->peer_lock); ath12k_dp_link_peer_rhash_delete(dp, peer); |