2012-11-06 13:57:59

by Nishant Sarmukadam

[permalink] [raw]
Subject: [PATCH] mwl8k: Do not expire eapol frames

This can cause issues when clients try to connect when the
traffic is heavy

Signed-off-by: Nishant Sarmukadam <[email protected]>
---
drivers/net/wireless/mwl8k.c | 11 +++++++----
1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/drivers/net/wireless/mwl8k.c b/drivers/net/wireless/mwl8k.c
index 5b5b9ec..a4d3dcb 100644
--- a/drivers/net/wireless/mwl8k.c
+++ b/drivers/net/wireless/mwl8k.c
@@ -1851,6 +1851,7 @@ mwl8k_txq_xmit(struct ieee80211_hw *hw,
bool start_ba_session = false;
bool mgmtframe = false;
struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *)skb->data;
+ bool eapol_frame = false;

wh = (struct ieee80211_hdr *)skb->data;
if (ieee80211_is_data_qos(wh->frame_control))
@@ -1858,6 +1859,9 @@ mwl8k_txq_xmit(struct ieee80211_hw *hw,
else
qos = 0;

+ if (skb->protocol == cpu_to_be16(ETH_P_PAE))
+ eapol_frame = true;
+
if (ieee80211_is_mgmt(wh->frame_control))
mgmtframe = true;

@@ -1916,9 +1920,8 @@ mwl8k_txq_xmit(struct ieee80211_hw *hw,

txpriority = index;

- if (priv->ap_fw && sta && sta->ht_cap.ht_supported
- && skb->protocol != cpu_to_be16(ETH_P_PAE)
- && ieee80211_is_data_qos(wh->frame_control)) {
+ if (priv->ap_fw && sta && sta->ht_cap.ht_supported && !eapol_frame &&
+ ieee80211_is_data_qos(wh->frame_control)) {
tid = qos & 0xf;
mwl8k_tx_count_packet(sta, tid);
spin_lock(&priv->stream_lock);
@@ -2027,7 +2030,7 @@ mwl8k_txq_xmit(struct ieee80211_hw *hw,
else
tx->peer_id = 0;

- if (priv->ap_fw)
+ if (priv->ap_fw && ieee80211_is_data(wh->frame_control) && !eapol_frame)
tx->timestamp = cpu_to_le32(ioread32(priv->regs +
MWL8K_HW_TIMER_REGISTER));

--
1.7.9.2