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authorDavid S. Miller <davem@davemloft.net>2011-05-11 19:13:08 -0400
committerDavid S. Miller <davem@davemloft.net>2011-05-11 19:13:08 -0400
commit78d41b35a9570b7a9a45686789df5dfaeb2b7f4c (patch)
treea28432584132a7c810b6b243795aec43544205ab /drivers/net/wireless/ath
parent9bbc052d5e63512b0ce4e201ea97e12fba9fda82 (diff)
parent2ae1b8b35faba31a59b153cbad07f9c15de99740 (diff)
downloadop-kernel-dev-78d41b35a9570b7a9a45686789df5dfaeb2b7f4c.zip
op-kernel-dev-78d41b35a9570b7a9a45686789df5dfaeb2b7f4c.tar.gz
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-2.6
Diffstat (limited to 'drivers/net/wireless/ath')
-rw-r--r--drivers/net/wireless/ath/ath9k/main.c8
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 17d04ff..1482fa6 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;
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