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authorFelix Fietkau <nbd@nbd.name>2016-10-08 13:53:14 +0200
committerFelix Fietkau <nbd@nbd.name>2016-10-13 17:06:03 +0200
commitad51e09fd1301484820a466a49447a34d7504882 (patch)
tree06d56b89cf8709b0e9ca63528f8efc411089ddf5 /package/kernel/mac80211/patches/313-mac80211-fix-sequence-number-allocation-regression.patch
parent4379bcb1b4b73fb8487a14bec9554a17d4726e35 (diff)
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mac80211: update to wireless-testing 2016-10-08
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Diffstat (limited to 'package/kernel/mac80211/patches/313-mac80211-fix-sequence-number-allocation-regression.patch')
-rw-r--r--package/kernel/mac80211/patches/313-mac80211-fix-sequence-number-allocation-regression.patch37
1 files changed, 37 insertions, 0 deletions
diff --git a/package/kernel/mac80211/patches/313-mac80211-fix-sequence-number-allocation-regression.patch b/package/kernel/mac80211/patches/313-mac80211-fix-sequence-number-allocation-regression.patch
new file mode 100644
index 0000000..c1548be
--- /dev/null
+++ b/package/kernel/mac80211/patches/313-mac80211-fix-sequence-number-allocation-regression.patch
@@ -0,0 +1,37 @@
+From: Felix Fietkau <nbd@nbd.name>
+Date: Tue, 11 Oct 2016 11:24:07 +0200
+Subject: [PATCH] mac80211: fix sequence number allocation regression
+
+The recent commit that moved around TX handlers dropped the sequence
+number allocation at the end of ieee80211_tx_dequeue and calls
+ieee80211_tx_h_sequence instead (for the non-fast-xmit case).
+However, it did not change the fast-xmit sequence allocation condition
+in ieee80211_xmit_fast_finish, which skipped seqno alloc if intermediate
+tx queues are being used.
+
+Drop the now obsolete condition.
+
+Fixes: bb42f2d13ffc ("mac80211: Move reorder-sensitive TX handlers to after TXQ dequeue")
+Signed-off-by: Felix Fietkau <nbd@nbd.name>
+---
+
+--- a/net/mac80211/tx.c
++++ b/net/mac80211/tx.c
+@@ -3212,7 +3212,6 @@ static void ieee80211_xmit_fast_finish(s
+ struct sk_buff *skb)
+ {
+ struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
+- struct ieee80211_local *local = sdata->local;
+ struct ieee80211_hdr *hdr = (void *)skb->data;
+ u8 tid = IEEE80211_NUM_TIDS;
+
+@@ -3224,8 +3223,7 @@ static void ieee80211_xmit_fast_finish(s
+ if (hdr->frame_control & cpu_to_le16(IEEE80211_STYPE_QOS_DATA)) {
+ tid = skb->priority & IEEE80211_QOS_CTL_TAG1D_MASK;
+ *ieee80211_get_qos_ctl(hdr) = tid;
+- if (!ieee80211_get_txq(local, &sdata->vif, &sta->sta, skb))
+- hdr->seq_ctrl = ieee80211_tx_next_seq(sta, tid);
++ hdr->seq_ctrl = ieee80211_tx_next_seq(sta, tid);
+ } else {
+ info->flags |= IEEE80211_TX_CTL_ASSIGN_SEQ;
+ hdr->seq_ctrl = cpu_to_le16(sdata->sequence_number);