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path: root/drivers/net/wireless/ath/carl9170/tx.c
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Diffstat (limited to 'drivers/net/wireless/ath/carl9170/tx.c')
-rw-r--r--drivers/net/wireless/ath/carl9170/tx.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/carl9170/tx.c b/drivers/net/wireless/ath/carl9170/tx.c
index 84377cf580e0..ef4ec0da6e49 100644
--- a/drivers/net/wireless/ath/carl9170/tx.c
+++ b/drivers/net/wireless/ath/carl9170/tx.c
@@ -1485,6 +1485,13 @@ void carl9170_op_tx(struct ieee80211_hw *hw,
}
if (info->flags & IEEE80211_TX_CTL_AMPDU) {
+ /* to static code analyzers and reviewers:
+ * mac80211 guarantees that a valid "sta"
+ * reference is present, if a frame is to
+ * be part of an ampdu. Hence any extra
+ * sta == NULL checks are redundant in this
+ * special case.
+ */
run = carl9170_tx_ampdu_queue(ar, sta, skb);
if (run)
carl9170_tx_ampdu(ar);