ath10k: improve tx throughput on slow machines

[cascardo/linux.git] / drivers / net / wireless / ath / ath10k / mac.c

diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c
index d0a7761..6e01ef6 100644 (file)
--- a/drivers/net/wireless/ath/ath10k/mac.c
+++ b/drivers/net/wireless/ath/ath10k/mac.c
@@ -1406,9 +1406,9 @@ static void ath10k_tx_h_qos_workaround(struct ieee80211_hw *hw,
                return;
 
        qos_ctl = ieee80211_get_qos_ctl(hdr);
-       memmove(qos_ctl, qos_ctl + IEEE80211_QOS_CTL_LEN,
-               skb->len - ieee80211_hdrlen(hdr->frame_control));
-       skb_trim(skb, skb->len - IEEE80211_QOS_CTL_LEN);
+       memmove(skb->data + IEEE80211_QOS_CTL_LEN,
+               skb->data, (void *)qos_ctl - (void *)skb->data);
+       skb_pull(skb, IEEE80211_QOS_CTL_LEN);
 }
 
 static void ath10k_tx_h_update_wep_key(struct sk_buff *skb)