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path: root/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
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Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-agn-tx.c')
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-agn-tx.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
index 8db9144d7017..88ee5579ba7c 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
@@ -377,6 +377,17 @@ int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
goto drop_unlock_sta;
tid_data = &priv->shrd->tid_data[sta_id][tid];
+ /* aggregation is on for this <sta,tid> */
+ if (info->flags & IEEE80211_TX_CTL_AMPDU &&
+ tid_data->agg.state != IWL_AGG_ON) {
+ IWL_ERR(priv, "TX_CTL_AMPDU while not in AGG:"
+ " Tx flags = 0x%08x, agg.state = %d",
+ info->flags, tid_data->agg.state);
+ IWL_ERR(priv, "sta_id = %d, tid = %d seq_num = %d",
+ sta_id, tid, SEQ_TO_SN(tid_data->seq_number));
+ goto drop_unlock_sta;
+ }
+
seq_number = tid_data->seq_number;
seq_number &= IEEE80211_SCTL_SEQ;
hdr->seq_ctrl &= cpu_to_le16(IEEE80211_SCTL_FRAG);