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ath9k: Fix potential use-after-free. 

The ath_debug_stat_tx references bf->bf_mpdu, which
is the skb consumed by 	ath_tx_complete.  So, call
the ath_debug_stat_tx method first.

Signed-off-by: Ben Greear <greearb@candelatech.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Ben Greear 2010-10-13 12:01:23 -07:00 committed by John W. Linville
parent e4b55957eb
commit c23cc81a5e
1 changed files with 1 additions and 1 deletions
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2
drivers/net/wireless/ath/ath9k/xmit.c
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@ -1924,8 +1924,8 @@ static void ath_tx_complete_buf(struct ath_softc *sc, struct ath_buf *bf,
else
complete(&sc->paprd_complete);
} else {
ath_tx_complete(sc, skb, bf->aphy, tx_flags);
ath_debug_stat_tx(sc, txq, bf, ts);
ath_tx_complete(sc, skb, bf->aphy, tx_flags);
}
/*