From: Lorenzo Bianconi Date: Fri, 2 Nov 2018 20:49:55 +0000 (+0100) Subject: ath9k: dynack: use authentication messages for 'late' ack X-Git-Tag: for-linus-20190104~82^2~161^2~9^2~4 X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=3831a2a0010c72e3956020cbf1057a1701a2e469;p=linux-block.git ath9k: dynack: use authentication messages for 'late' ack In order to properly support dynack in ad-hoc mode running wpa_supplicant, take into account authentication frames for 'late ack' detection. This patch has been tested on devices mounted on offshore high-voltage stations connected through ~24Km link Reported-by: Koen Vandeputte Tested-by: Koen Vandeputte Signed-off-by: Lorenzo Bianconi Signed-off-by: Kalle Valo --- diff --git a/drivers/net/wireless/ath/ath9k/dynack.c b/drivers/net/wireless/ath/ath9k/dynack.c index 7334c9b09e82..cc0dc966c512 100644 --- a/drivers/net/wireless/ath/ath9k/dynack.c +++ b/drivers/net/wireless/ath/ath9k/dynack.c @@ -187,7 +187,8 @@ void ath_dynack_sample_tx_ts(struct ath_hw *ah, struct sk_buff *skb, /* late ACK */ if (ts->ts_status & ATH9K_TXERR_XRETRY) { if (ieee80211_is_assoc_req(hdr->frame_control) || - ieee80211_is_assoc_resp(hdr->frame_control)) { + ieee80211_is_assoc_resp(hdr->frame_control) || + ieee80211_is_auth(hdr->frame_control)) { ath_dbg(common, DYNACK, "late ack\n"); ath9k_hw_setslottime(ah, (LATEACK_TO - 3) / 2); ath9k_hw_set_ack_timeout(ah, LATEACK_TO);