diff options
| -rw-r--r-- | drivers/net/wireless/ath/ath12k/dp_rx.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/net/wireless/ath/ath12k/dp_rx.c b/drivers/net/wireless/ath/ath12k/dp_rx.c index 54e0a09bf8dd..f5ee4c11096c 100644 --- a/drivers/net/wireless/ath/ath12k/dp_rx.c +++ b/drivers/net/wireless/ath/ath12k/dp_rx.c @@ -1658,11 +1658,12 @@ static void ath12k_htt_mlo_offset_event_handler(struct ath12k_base *ab, msg = (struct ath12k_htt_mlo_offset_msg *)skb->data; pdev_id = u32_get_bits(__le32_to_cpu(msg->info), HTT_T2H_MLO_OFFSET_INFO_PDEV_ID); - ar = ath12k_mac_get_ar_by_pdev_id(ab, pdev_id); + rcu_read_lock(); + ar = ath12k_mac_get_ar_by_pdev_id(ab, pdev_id); if (!ar) { ath12k_warn(ab, "invalid pdev id %d on htt mlo offset\n", pdev_id); - return; + goto exit; } spin_lock_bh(&ar->data_lock); @@ -1678,6 +1679,8 @@ static void ath12k_htt_mlo_offset_event_handler(struct ath12k_base *ab, pdev->timestamp.mlo_comp_timer = __le32_to_cpu(msg->mlo_comp_timer); spin_unlock_bh(&ar->data_lock); +exit: + rcu_read_unlock(); } void ath12k_dp_htt_htc_t2h_msg_handler(struct ath12k_base *ab, |