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ath9k: do not link bf_next across multiple A-MPDUs 

This might trip up tx completion processing, although the condition that
triggers this should not (yet) occur in practice.

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Felix Fietkau 2013-09-14 17:02:29 +02:00 committed by John W. Linville
parent 86c7d8d416
commit 440c1c874a
1 changed files with 3 additions and 1 deletions
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4
drivers/net/wireless/ath/ath9k/xmit.c
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@ -1951,7 +1951,9 @@ static void ath_tx_txqaddbuf(struct ath_softc *sc, struct ath_txq *txq,
if (bf_is_ampdu_not_probing(bf))
txq->axq_ampdu_depth++;
bf = bf->bf_lastbf->bf_next;
bf_last = bf->bf_lastbf;
bf = bf_last->bf_next;
bf_last->bf_next = NULL;
}
}
}