diff options
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/net/wireless/ath/ath9k/main.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c index 17d04ff8d678..1482fa650833 100644 --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c @@ -2141,6 +2141,8 @@ static void ath9k_set_coverage_class(struct ieee80211_hw *hw, u8 coverage_class) static void ath9k_flush(struct ieee80211_hw *hw, bool drop) { struct ath_softc *sc = hw->priv; + struct ath_hw *ah = sc->sc_ah; + struct ath_common *common = ath9k_hw_common(ah); int timeout = 200; /* ms */ int i, j; @@ -2149,6 +2151,12 @@ static void ath9k_flush(struct ieee80211_hw *hw, bool drop) cancel_delayed_work_sync(&sc->tx_complete_work); + if (sc->sc_flags & SC_OP_INVALID) { + ath_dbg(common, ATH_DBG_ANY, "Device not present\n"); + mutex_unlock(&sc->mutex); + return; + } + if (drop) timeout = 1; |