--- net/mac80211/tx.c

+++ net/mac80211/tx.c

@@ -496,7 +496,8 @@ ieee80211_tx_h_rate_ctrl(struct ieee8021

struct ieee80211_hdr *hdr = (void *)tx->skb->data;

struct ieee80211_supported_band *sband;

struct ieee80211_rate *rate;

- int i, len;

+ int i;

+ u32 len;

bool inval = false, rts = false, short_preamble = false;

struct ieee80211_tx_rate_control txrc;

u32 sta_flags;

@@ -505,7 +506,7 @@ ieee80211_tx_h_rate_ctrl(struct ieee8021

sband = tx->local->hw.wiphy->bands[tx->channel->band];

- len = min_t(int, tx->skb->len + FCS_LEN,

+ len = min_t(u32, tx->skb->len + FCS_LEN,

tx->local->hw.wiphy->frag_threshold);

/* set up the tx rate control struct we give the RC algo */

@@ -1881,6 +1882,7 @@ static bool ieee80211_tx_pending_skb(str

void ieee80211_tx_pending(unsigned long data)

{

struct ieee80211_local *local = (struct ieee80211_local *)data;

+ struct ieee80211_sub_if_data *sdata;

unsigned long flags;

int i;

bool txok;

@@ -1921,6 +1923,11 @@ void ieee80211_tx_pending(unsigned long

if (!txok)

break;

}

+

+ if (skb_queue_empty(&local->pending[i]))

+ list_for_each_entry_rcu(sdata, &local->interfaces, list)

+ netif_tx_wake_queue(

+ netdev_get_tx_queue(sdata->dev, i));

}

spin_unlock_irqrestore(&local->queue_stop_reason_lock, flags);