{
struct sk_buff *skb = tid_agg_rx->reorder_buf[index];
+ lockdep_assert_held(&tid_agg_rx->reorder_lock);
+
if (!skb)
goto no_frame;
{
int index;
+ lockdep_assert_held(&tid_agg_rx->reorder_lock);
+
while (seq_less(tid_agg_rx->head_seq_num, head_seq_num)) {
index = seq_sub(tid_agg_rx->head_seq_num, tid_agg_rx->ssn) %
tid_agg_rx->buf_size;
{
int index, j;
+ lockdep_assert_held(&tid_agg_rx->reorder_lock);
+
/* release the buffer until next missing frame */
index = seq_sub(tid_agg_rx->head_seq_num, tid_agg_rx->ssn) %
tid_agg_rx->buf_size;
int index;
bool ret = true;
+ spin_lock(&tid_agg_rx->reorder_lock);
+
buf_size = tid_agg_rx->buf_size;
head_seq_num = tid_agg_rx->head_seq_num;
- spin_lock(&tid_agg_rx->reorder_lock);
/* frame with out of date sequence number */
if (seq_less(mpdu_seq_num, head_seq_num)) {
dev_kfree_skb(skb);
atomic_dec(&sdata->bss->num_sta_ps);
- clear_sta_flags(sta, WLAN_STA_PS_STA);
-
#ifdef CONFIG_MAC80211_VERBOSE_PS_DEBUG
printk(KERN_DEBUG "%s: STA %pM aid %d exits power save mode\n",
sdata->name, sta->sta.addr, sta->sta.aid);
dev->stats.rx_packets++;
dev->stats.rx_bytes += rx->skb->len;
- if (ieee80211_is_data(hdr->frame_control) &&
- !is_multicast_ether_addr(hdr->addr1) &&
- local->hw.conf.dynamic_ps_timeout > 0 && local->ps_sdata) {
+ if (local->ps_sdata && local->hw.conf.dynamic_ps_timeout > 0 &&
+ !is_multicast_ether_addr(((struct ethhdr *)rx->skb->data)->h_dest)) {
mod_timer(&local->dynamic_ps_timer, jiffies +
msecs_to_jiffies(local->hw.conf.dynamic_ps_timeout));
}
mod_timer(&tid_agg_rx->session_timer,
TU_TO_EXP_TIME(tid_agg_rx->timeout));
+ spin_lock(&tid_agg_rx->reorder_lock);
/* release stored frames up to start of BAR */
ieee80211_release_reorder_frames(hw, tid_agg_rx, start_seq_num,
frames);
+ spin_unlock(&tid_agg_rx->reorder_lock);
+
kfree_skb(skb);
return RX_QUEUED;
}
}
/*
- * This function makes calls into the RX path. Therefore the
- * caller must hold the sta_info->lock and everything has to
- * be under rcu_read_lock protection as well.
+ * This function makes calls into the RX path, therefore
+ * it has to be invoked under RCU read lock.
*/
void ieee80211_release_reorder_timeout(struct sta_info *sta, int tid)
{