diff --git a/drivers/net/wireless/ath/ath10k/core.h b/drivers/net/wireless/ath/ath10k/core.h index c5407f5080b27..5101bf2b5b158 100644 --- a/drivers/net/wireless/ath/ath10k/core.h +++ b/drivers/net/wireless/ath/ath10k/core.h @@ -1181,6 +1181,7 @@ struct ath10k { struct { /* protected by data_lock */ + u32 rx_crc_err_drop; u32 fw_crash_counter; u32 fw_warm_reset_counter; u32 fw_cold_reset_counter; diff --git a/drivers/net/wireless/ath/ath10k/debug.c b/drivers/net/wireless/ath/ath10k/debug.c index 04c50a26a4f47..e000677ac516b 100644 --- a/drivers/net/wireless/ath/ath10k/debug.c +++ b/drivers/net/wireless/ath/ath10k/debug.c @@ -1094,6 +1094,7 @@ static const char ath10k_gstrings_stats[][ETH_GSTRING_LEN] = { "d_rts_good", "d_tx_power", /* in .5 dbM I think */ "d_rx_crc_err", /* fcs_bad */ + "d_rx_crc_err_drop", /* frame with FCS error, dropped late in kernel */ "d_no_beacon", "d_tx_mpdus_queued", "d_tx_msdu_queued", @@ -1193,6 +1194,7 @@ void ath10k_debug_get_et_stats(struct ieee80211_hw *hw, data[i++] = pdev_stats->rts_good; data[i++] = pdev_stats->chan_tx_power; data[i++] = pdev_stats->fcs_bad; + data[i++] = ar->stats.rx_crc_err_drop; data[i++] = pdev_stats->no_beacons; data[i++] = pdev_stats->mpdu_enqued; data[i++] = pdev_stats->msdu_enqued; diff --git a/drivers/net/wireless/ath/ath10k/htt_rx.c b/drivers/net/wireless/ath/ath10k/htt_rx.c index 0f1f71e43b9b5..9faecfa5f9d7d 100644 --- a/drivers/net/wireless/ath/ath10k/htt_rx.c +++ b/drivers/net/wireless/ath/ath10k/htt_rx.c @@ -1285,6 +1285,13 @@ static void ath10k_process_rx(struct ath10k *ar, struct sk_buff *skb) status = IEEE80211_SKB_RXCB(skb); + if (!(ar->filter_flags & FIF_FCSFAIL) && + status->flag & RX_FLAG_FAILED_FCS_CRC) { + ar->stats.rx_crc_err_drop++; + dev_kfree_skb_any(skb); + return; + } + ath10k_dbg(ar, ATH10K_DBG_DATA, "rx skb %pK len %u peer %pM %s %s sn %u %s%s%s%s%s%s %srate_idx %u vht_nss %u freq %u band %u flag 0x%x fcs-err %i mic-err %i amsdu-more %i\n", skb,