diff options
Diffstat (limited to '')
| -rw-r--r-- | drivers/net/wireless/ath/ath10k/wmi-tlv.c | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/drivers/net/wireless/ath/ath10k/wmi-tlv.c b/drivers/net/wireless/ath/ath10k/wmi-tlv.c index 7b5834157fe5..d97b33f789e4 100644 --- a/drivers/net/wireless/ath/ath10k/wmi-tlv.c +++ b/drivers/net/wireless/ath/ath10k/wmi-tlv.c @@ -93,7 +93,7 @@ ath10k_wmi_tlv_iter(struct ath10k *ar, const void *ptr, size_t len, if (tlv_len > len) { ath10k_dbg(ar, ATH10K_DBG_WMI, - "wmi tlv parse failure of tag %hhu at byte %zd (%zu bytes left, %hhu expected)\n", + "wmi tlv parse failure of tag %u at byte %zd (%zu bytes left, %u expected)\n", tlv_tag, ptr - begin, len, tlv_len); return -EINVAL; } @@ -102,7 +102,7 @@ ath10k_wmi_tlv_iter(struct ath10k *ar, const void *ptr, size_t len, wmi_tlv_policies[tlv_tag].min_len && wmi_tlv_policies[tlv_tag].min_len > tlv_len) { ath10k_dbg(ar, ATH10K_DBG_WMI, - "wmi tlv parse failure of tag %hhu at byte %zd (%hhu bytes is less than min length %zu)\n", + "wmi tlv parse failure of tag %u at byte %zd (%u bytes is less than min length %zu)\n", tlv_tag, ptr - begin, tlv_len, wmi_tlv_policies[tlv_tag].min_len); return -EINVAL; @@ -240,8 +240,10 @@ static int ath10k_wmi_tlv_parse_peer_stats_info(struct ath10k *ar, u16 tag, u16 __le32_to_cpu(stat->last_tx_rate_code), __le32_to_cpu(stat->last_tx_bitrate_kbps)); + rcu_read_lock(); sta = ieee80211_find_sta_by_ifaddr(ar->hw, stat->peer_macaddr.addr, NULL); if (!sta) { + rcu_read_unlock(); ath10k_warn(ar, "not found station for peer stats\n"); return -EINVAL; } @@ -251,6 +253,7 @@ static int ath10k_wmi_tlv_parse_peer_stats_info(struct ath10k *ar, u16 tag, u16 arsta->rx_bitrate_kbps = __le32_to_cpu(stat->last_rx_bitrate_kbps); arsta->tx_rate_code = __le32_to_cpu(stat->last_tx_rate_code); arsta->tx_bitrate_kbps = __le32_to_cpu(stat->last_tx_bitrate_kbps); + rcu_read_unlock(); return 0; } @@ -421,7 +424,7 @@ static int ath10k_wmi_tlv_event_p2p_noa(struct ath10k *ar, vdev_id = __le32_to_cpu(ev->vdev_id); ath10k_dbg(ar, ATH10K_DBG_WMI, - "wmi tlv p2p noa vdev_id %i descriptors %hhu\n", + "wmi tlv p2p noa vdev_id %i descriptors %u\n", vdev_id, noa->num_descriptors); ath10k_p2p_noa_update_by_vdev_id(ar, vdev_id, noa); @@ -573,13 +576,13 @@ static void ath10k_wmi_event_tdls_peer(struct ath10k *ar, struct sk_buff *skb) case WMI_TDLS_TEARDOWN_REASON_TX: case WMI_TDLS_TEARDOWN_REASON_RSSI: case WMI_TDLS_TEARDOWN_REASON_PTR_TIMEOUT: + rcu_read_lock(); station = ieee80211_find_sta_by_ifaddr(ar->hw, ev->peer_macaddr.addr, NULL); if (!station) { ath10k_warn(ar, "did not find station from tdls peer event"); - kfree(tb); - return; + goto exit; } arvif = ath10k_get_arvif(ar, __le32_to_cpu(ev->vdev_id)); ieee80211_tdls_oper_request( @@ -590,6 +593,9 @@ static void ath10k_wmi_event_tdls_peer(struct ath10k *ar, struct sk_buff *skb) ); break; } + +exit: + rcu_read_unlock(); kfree(tb); } |