6 files changed, 28 insertions, 32 deletions

diff --git a/drivers/net/wireless/ath/ath9k/Kconfig b/drivers/net/wireless/ath/ath9k/Kconfig
index e150d82edd..0c47be06c1 100644
--- a/drivers/net/wireless/ath/ath9k/Kconfig
+++ b/drivers/net/wireless/ath/ath9k/Kconfig
@@ -57,8 +57,7 @@ config ATH9K_AHB
 
 config ATH9K_DEBUGFS
 	bool "Atheros ath9k debugging"
-	depends on ATH9K && DEBUG_FS
-	select MAC80211_DEBUGFS
+	depends on ATH9K && DEBUG_FS && MAC80211_DEBUGFS
 	select ATH9K_COMMON_DEBUG
 	help
 	  Say Y, if you need access to ath9k's statistics for
@@ -70,7 +69,6 @@ config ATH9K_DEBUGFS
 config ATH9K_STATION_STATISTICS
 	bool "Detailed station statistics"
 	depends on ATH9K && ATH9K_DEBUGFS && DEBUG_FS
-	select MAC80211_DEBUGFS
 	default n
 	help
 	  This option enables detailed statistics for association stations.
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_phy.c b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
index a29c11f944..6274d16242 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
@@ -766,10 +766,10 @@ static void ar9003_hw_prog_ini(struct ath_hw *ah,
 	}
 }
 
-static int ar9550_hw_get_modes_txgain_index(struct ath_hw *ah,
+static u32 ar9550_hw_get_modes_txgain_index(struct ath_hw *ah,
 					    struct ath9k_channel *chan)
 {
-	int ret;
+	u32 ret;
 
 	if (IS_CHAN_2GHZ(chan)) {
 		if (IS_CHAN_HT40(chan))
@@ -791,7 +791,7 @@ static int ar9550_hw_get_modes_txgain_index(struct ath_hw *ah,
 	return ret;
 }
 
-static int ar9561_hw_get_modes_txgain_index(struct ath_hw *ah,
+static u32 ar9561_hw_get_modes_txgain_index(struct ath_hw *ah,
 					    struct ath9k_channel *chan)
 {
 	if (IS_CHAN_2GHZ(chan)) {
@@ -916,7 +916,7 @@ static int ar9003_hw_process_ini(struct ath_hw *ah,
 	 * TXGAIN initvals.
 	 */
 	if (AR_SREV_9550(ah) || AR_SREV_9531(ah) || AR_SREV_9561(ah)) {
-		int modes_txgain_index = 1;
+		u32 modes_txgain_index = 1;
 
 		if (AR_SREV_9550(ah))
 			modes_txgain_index = ar9550_hw_get_modes_txgain_index(ah, chan);
@@ -925,9 +925,6 @@ static int ar9003_hw_process_ini(struct ath_hw *ah,
 			modes_txgain_index =
 				ar9561_hw_get_modes_txgain_index(ah, chan);
 
-		if (modes_txgain_index < 0)
-			return -EINVAL;
-
 		REG_WRITE_ARRAY(&ah->iniModesTxGain, modes_txgain_index,
 				regWrites);
 	} else {
diff --git a/drivers/net/wireless/ath/ath9k/hif_usb.c b/drivers/net/wireless/ath/ath9k/hif_usb.c
index e5414435b1..90cfe39aa4 100644
--- a/drivers/net/wireless/ath/ath9k/hif_usb.c
+++ b/drivers/net/wireless/ath/ath9k/hif_usb.c
@@ -1481,31 +1481,31 @@ static int ath9k_hif_usb_resume(struct usb_interface *interface)
 {
 	struct hif_device_usb *hif_dev = usb_get_intfdata(interface);
 	struct htc_target *htc_handle = hif_dev->htc_handle;
-	int ret;
 	const struct firmware *fw;
+	int ret;
 
 	ret = ath9k_hif_usb_alloc_urbs(hif_dev);
 	if (ret)
 		return ret;
 
-	if (hif_dev->flags & HIF_USB_READY) {
-		/* request cached firmware during suspend/resume cycle */
-		ret = request_firmware(&fw, hif_dev->fw_name,
-				       &hif_dev->udev->dev);
-		if (ret)
-			goto fail_resume;
-
-		hif_dev->fw_data = fw->data;
-		hif_dev->fw_size = fw->size;
-		ret = ath9k_hif_usb_download_fw(hif_dev);
-		release_firmware(fw);
-		if (ret)
-			goto fail_resume;
-	} else {
-		ath9k_hif_usb_dealloc_urbs(hif_dev);
-		return -EIO;
+	if (!(hif_dev->flags & HIF_USB_READY)) {
+		ret = -EIO;
+		goto fail_resume;
 	}
 
+	/* request cached firmware during suspend/resume cycle */
+	ret = request_firmware(&fw, hif_dev->fw_name,
+			       &hif_dev->udev->dev);
+	if (ret)
+		goto fail_resume;
+
+	hif_dev->fw_data = fw->data;
+	hif_dev->fw_size = fw->size;
+	ret = ath9k_hif_usb_download_fw(hif_dev);
+	release_firmware(fw);
+	if (ret)
+		goto fail_resume;
+
 	mdelay(100);
 
 	ret = ath9k_htc_resume(htc_handle);
diff --git a/drivers/net/wireless/ath/ath9k/hif_usb.h b/drivers/net/wireless/ath/ath9k/hif_usb.h
index 5985aa15ca..b3e66b0485 100644
--- a/drivers/net/wireless/ath/ath9k/hif_usb.h
+++ b/drivers/net/wireless/ath/ath9k/hif_usb.h
@@ -126,7 +126,7 @@ struct hif_device_usb {
 	struct usb_anchor reg_in_submitted;
 	struct usb_anchor mgmt_submitted;
 	struct sk_buff *remain_skb;
-	char fw_name[32];
+	char fw_name[64];
 	int fw_minor_index;
 	int rx_remain_len;
 	int rx_pkt_len;
diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c b/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
index 672789e3c5..efcaeccb05 100644
--- a/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
@@ -523,7 +523,7 @@ send_mac80211:
 	}
 
 	/* Send status to mac80211 */
-	ieee80211_tx_status(priv->hw, skb);
+	ieee80211_tx_status_skb(priv->hw, skb);
 }
 
 static inline void ath9k_htc_tx_drainq(struct ath9k_htc_priv *priv,
@@ -652,9 +652,10 @@ void ath9k_htc_txstatus(struct ath9k_htc_priv *priv, void *wmi_event)
 	struct ath9k_htc_tx_event *tx_pend;
 	int i;
 
-	for (i = 0; i < txs->cnt; i++) {
-		WARN_ON(txs->cnt > HTC_MAX_TX_STATUS);
+	if (WARN_ON_ONCE(txs->cnt > HTC_MAX_TX_STATUS))
+		return;
 
+	for (i = 0; i < txs->cnt; i++) {
 		__txs = &txs->txstatus[i];
 
 		skb = ath9k_htc_tx_get_packet(priv, __txs);
diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c
index 4e939dcac1..f15684379b 100644
--- a/drivers/net/wireless/ath/ath9k/xmit.c
+++ b/drivers/net/wireless/ath/ath9k/xmit.c
@@ -94,7 +94,7 @@ static void ath_tx_status(struct ieee80211_hw *hw, struct sk_buff *skb)
 
 	if (info->flags & (IEEE80211_TX_CTL_REQ_TX_STATUS |
 			   IEEE80211_TX_STATUS_EOSP)) {
-		ieee80211_tx_status(hw, skb);
+		ieee80211_tx_status_skb(hw, skb);
 		return;
 	}