iwlwifi: fix 4965 notification wait setup

The notification wait support code is shared
between 4965 and other AGN devices, so 4965
also has to initialize the data structures
for it, otherwise it crashes.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/iwlwifi/iwl-4965.c b/drivers/net/wireless/iwlwifi/iwl-4965.c
index 3f1e5f1..d9a7d93 100644 (file)
--- a/drivers/net/wireless/iwlwifi/iwl-4965.c
+++ b/drivers/net/wireless/iwlwifi/iwl-4965.c
@@ -2316,6 +2316,11 @@ static void iwl4965_rx_handler_setup(struct iwl_priv *priv)
        priv->rx_handlers[REPLY_RX] = iwlagn_rx_reply_rx;
        /* Tx response */
        priv->rx_handlers[REPLY_TX] = iwl4965_rx_reply_tx;
+
+       /* set up notification wait support */
+       spin_lock_init(&priv->_agn.notif_wait_lock);
+       INIT_LIST_HEAD(&priv->_agn.notif_waits);
+       init_waitqueue_head(&priv->_agn.notif_waitq);
 }
 
 static void iwl4965_setup_deferred_work(struct iwl_priv *priv)