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mac80211: fix AP mode scanning issues 

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

SVN-Revision: 39098
owl
Felix Fietkau 2013-12-16 15:45:57 +00:00
parent 8461ffccc1
commit 5d79ad06c1
1 changed files with 47 additions and 1 deletions
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48
package/kernel/mac80211/patches/300-pending_work.patch
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@ -4589,7 +4589,53 @@
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -1728,8 +1728,7 @@ netdev_tx_t ieee80211_monitor_start_xmit
@@ -463,7 +463,6 @@ ieee80211_tx_h_unicast_ps_buf(struct iee
{
struct sta_info *sta = tx->sta;
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(tx->skb);
- struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)tx->skb->data;
struct ieee80211_local *local = tx->local;
if (unlikely(!sta))
@@ -474,15 +473,6 @@ ieee80211_tx_h_unicast_ps_buf(struct iee
!(info->flags & IEEE80211_TX_CTL_NO_PS_BUFFER))) {
int ac = skb_get_queue_mapping(tx->skb);
- /* only deauth, disassoc and action are bufferable MMPDUs */
- if (ieee80211_is_mgmt(hdr->frame_control) &&
- !ieee80211_is_deauth(hdr->frame_control) &&
- !ieee80211_is_disassoc(hdr->frame_control) &&
- !ieee80211_is_action(hdr->frame_control)) {
- info->flags |= IEEE80211_TX_CTL_NO_PS_BUFFER;
- return TX_CONTINUE;
- }
-
ps_dbg(sta->sdata, "STA %pM aid %d: PS buffer for AC %d\n",
sta->sta.addr, sta->sta.aid, ac);
if (tx->local->total_ps_buffered >= TOTAL_MAX_TX_BUFFER)
@@ -525,9 +515,21 @@ ieee80211_tx_h_unicast_ps_buf(struct iee
static ieee80211_tx_result debug_noinline
ieee80211_tx_h_ps_buf(struct ieee80211_tx_data *tx)
{
+ struct ieee80211_tx_info *info = IEEE80211_SKB_CB(tx->skb);
+ struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)tx->skb->data;
+
if (unlikely(tx->flags & IEEE80211_TX_PS_BUFFERED))
return TX_CONTINUE;
+ /* only deauth, disassoc and action are bufferable MMPDUs */
+ if (ieee80211_is_mgmt(hdr->frame_control) &&
+ !ieee80211_is_deauth(hdr->frame_control) &&
+ !ieee80211_is_disassoc(hdr->frame_control) &&
+ !ieee80211_is_action(hdr->frame_control)) {
+ info->flags |= IEEE80211_TX_CTL_NO_PS_BUFFER;
+ return TX_CONTINUE;
+ }
+
if (tx->flags & IEEE80211_TX_UNICAST)
return ieee80211_tx_h_unicast_ps_buf(tx);
else
@@ -1728,8 +1730,7 @@ netdev_tx_t ieee80211_monitor_start_xmit
* radar detection by itself. We can do that later by adding a
* monitor flag interfaces used for AP support.
*/