diff options
Diffstat (limited to 'package/kernel/mac80211/patches/334-mac80211-fix-purging-multicast-PS-buffer-queue.patch')
| -rw-r--r-- | package/kernel/mac80211/patches/334-mac80211-fix-purging-multicast-PS-buffer-queue.patch | 54 |
1 files changed, 0 insertions, 54 deletions
diff --git a/package/kernel/mac80211/patches/334-mac80211-fix-purging-multicast-PS-buffer-queue.patch b/package/kernel/mac80211/patches/334-mac80211-fix-purging-multicast-PS-buffer-queue.patch deleted file mode 100644 index dfcc6e4565..0000000000 --- a/package/kernel/mac80211/patches/334-mac80211-fix-purging-multicast-PS-buffer-queue.patch +++ /dev/null @@ -1,54 +0,0 @@ -From: Felix Fietkau <nbd@nbd.name> -Date: Tue, 2 Aug 2016 11:11:13 +0200 -Subject: [PATCH] mac80211: fix purging multicast PS buffer queue - -The code currently assumes that buffered multicast PS frames don't have -a pending ACK frame for tx status reporting. -However, hostapd sends a broadcast deauth frame on teardown for which tx -status is requested. This can lead to the "Have pending ack frames" -warning on module reload. -Fix this by using ieee80211_free_txskb/ieee80211_purge_tx_queue. - -Signed-off-by: Felix Fietkau <nbd@nbd.name> ---- - ---- a/net/mac80211/cfg.c -+++ b/net/mac80211/cfg.c -@@ -868,7 +868,7 @@ static int ieee80211_stop_ap(struct wiph - - /* free all potentially still buffered bcast frames */ - local->total_ps_buffered -= skb_queue_len(&sdata->u.ap.ps.bc_buf); -- skb_queue_purge(&sdata->u.ap.ps.bc_buf); -+ ieee80211_purge_tx_queue(&local->hw, &sdata->u.ap.ps.bc_buf); - - mutex_lock(&local->mtx); - ieee80211_vif_copy_chanctx_to_vlans(sdata, true); ---- a/net/mac80211/tx.c -+++ b/net/mac80211/tx.c -@@ -368,7 +368,7 @@ static void purge_old_ps_buffers(struct - skb = skb_dequeue(&ps->bc_buf); - if (skb) { - purged++; -- dev_kfree_skb(skb); -+ ieee80211_free_txskb(&local->hw, skb); - } - total += skb_queue_len(&ps->bc_buf); - } -@@ -451,7 +451,7 @@ ieee80211_tx_h_multicast_ps_buf(struct i - if (skb_queue_len(&ps->bc_buf) >= AP_MAX_BC_BUFFER) { - ps_dbg(tx->sdata, - "BC TX buffer full - dropping the oldest frame\n"); -- dev_kfree_skb(skb_dequeue(&ps->bc_buf)); -+ ieee80211_free_txskb(&tx->local->hw, skb_dequeue(&ps->bc_buf)); - } else - tx->local->total_ps_buffered++; - -@@ -4276,7 +4276,7 @@ ieee80211_get_buffered_bc(struct ieee802 - sdata = IEEE80211_DEV_TO_SUB_IF(skb->dev); - if (!ieee80211_tx_prepare(sdata, &tx, NULL, skb)) - break; -- dev_kfree_skb_any(skb); -+ ieee80211_free_txskb(hw, skb); - } - - info = IEEE80211_SKB_CB(skb); |