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mac80211: fix an endian issue in BlockAckReq handling

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@28190 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nbd 2011-09-07 06:06:34 +00:00
parent d29e95d41e
commit c75cf5d14a
1 changed files with 16 additions and 3 deletions
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19
package/mac80211/patches/560-mac80211_defer_bar_tx.patch
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@ -73,13 +73,26 @@
/* /*
* Use a static threshold for now, best value to be determined * Use a static threshold for now, best value to be determined
* by testing ... * by testing ...
@@ -254,10 +286,13 @@ void ieee80211_tx_status(struct ieee8021 @@ -246,6 +278,8 @@ void ieee80211_tx_status(struct ieee8021
}
if (!acked && ieee80211_is_back_req(fc)) {
+ u16 control;
+
/*
* BAR failed, let's tear down the BA session as a
* last resort as some STAs (Intel 5100 on Windows)
@@ -253,11 +287,15 @@ void ieee80211_tx_status(struct ieee8021
* correctly.
*/ */
bar = (struct ieee80211_bar *) skb->data; bar = (struct ieee80211_bar *) skb->data;
if (!(bar->control & IEEE80211_BAR_CTRL_MULTI_TID)) { - if (!(bar->control & IEEE80211_BAR_CTRL_MULTI_TID)) {
- tid = (bar->control &
+ control = le16_to_cpu(bar->control);
+ if (!(control & IEEE80211_BAR_CTRL_MULTI_TID)) {
+ u16 ssn = le16_to_cpu(bar->start_seq_num); + u16 ssn = le16_to_cpu(bar->start_seq_num);
+ +
tid = (bar->control & + tid = (control &
IEEE80211_BAR_CTRL_TID_INFO_MASK) >> IEEE80211_BAR_CTRL_TID_INFO_MASK) >>
IEEE80211_BAR_CTRL_TID_INFO_SHIFT; IEEE80211_BAR_CTRL_TID_INFO_SHIFT;
- ieee80211_stop_tx_ba_session(&sta->sta, tid); - ieee80211_stop_tx_ba_session(&sta->sta, tid);