mwl8k: Disable tx_wait completion

Whenever TX ring is drained, priv->tx_wait still points
to a valid completion. Making sure that it points to
NULL before returning from the  mwl8k_tx_wait_empty
check.

Signed-off-by: Nishant Sarmukadam <nishants@marvell.com>
Signed-off-by: Yogesh Ashok Powar <yogeshp@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/mwl8k.c b/drivers/net/wireless/mwl8k.c
index c4d287b48e6452f473a888be2b1a019736ba15f4..04442c6290a6a1f48a7a05dfe44e11bfd3c7fc9e 100644 (file)
--- a/drivers/net/wireless/mwl8k.c
+++ b/drivers/net/wireless/mwl8k.c
@@ -1588,6 +1588,7 @@ static int mwl8k_tx_wait_empty(struct ieee80211_hw *hw)
 
                rc = -ETIMEDOUT;
        }
+       priv->tx_wait = NULL;
        spin_unlock_bh(&priv->tx_lock);
 
        return rc;