From: Jes Sorensen <Jes.Sorensen@redhat.com>
Date: Mon, 27 Jun 2016 16:32:01 +0000 (-0400)
Subject: rtl8xxxu: Obtain ieee80211_rx_status within parse_rx_desc()
X-Git-Tag: v4.14-rc1~2816^2~121^2~29
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=2db125d4af4c503564b66c615488e6e7a4583b86;p=platform%2Fkernel%2Flinux-rpi.git

rtl8xxxu: Obtain ieee80211_rx_status within parse_rx_desc()

When handling aggregated packets, we'll get a new ieee80211_rx_status
for each cloned skb, so passing in the pointer from the outside
doesn't make sense.

Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
---

diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h
index 870c9cd..d0ccda8 100644
--- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h
+++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h
@@ -1315,8 +1315,7 @@ struct rtl8xxxu_fileops {
 	void (*phy_init_antenna_selection) (struct rtl8xxxu_priv *priv);
 	void (*phy_iq_calibrate) (struct rtl8xxxu_priv *priv);
 	void (*config_channel) (struct ieee80211_hw *hw);
-	int (*parse_rx_desc) (struct rtl8xxxu_priv *priv, struct sk_buff *skb,
-			      struct ieee80211_rx_status *rx_status);
+	int (*parse_rx_desc) (struct rtl8xxxu_priv *priv, struct sk_buff *skb);
 	void (*init_aggregation) (struct rtl8xxxu_priv *priv);
 	void (*init_statistics) (struct rtl8xxxu_priv *priv);
 	void (*enable_rf) (struct rtl8xxxu_priv *priv);
@@ -1412,10 +1411,8 @@ void rtl8xxxu_gen2_report_connect(struct rtl8xxxu_priv *priv,
 void rtl8xxxu_gen1_enable_rf(struct rtl8xxxu_priv *priv);
 void rtl8xxxu_gen1_disable_rf(struct rtl8xxxu_priv *priv);
 void rtl8xxxu_gen2_disable_rf(struct rtl8xxxu_priv *priv);
-int rtl8xxxu_parse_rxdesc16(struct rtl8xxxu_priv *priv, struct sk_buff *skb,
-			    struct ieee80211_rx_status *rx_status);
-int rtl8xxxu_parse_rxdesc24(struct rtl8xxxu_priv *priv, struct sk_buff *skb,
-			    struct ieee80211_rx_status *rx_status);
+int rtl8xxxu_parse_rxdesc16(struct rtl8xxxu_priv *priv, struct sk_buff *skb);
+int rtl8xxxu_parse_rxdesc24(struct rtl8xxxu_priv *priv, struct sk_buff *skb);
 int rtl8xxxu_gen2_channel_to_group(int channel);
 bool rtl8xxxu_gen2_simularity_compare(struct rtl8xxxu_priv *priv,
 				      int result[][8], int c1, int c2);
diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c
index 0fea007..400deea 100644
--- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c
+++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c
@@ -5090,10 +5090,10 @@ static void rtl8723bu_handle_c2h(struct rtl8xxxu_priv *priv,
 	}
 }
 
-int rtl8xxxu_parse_rxdesc16(struct rtl8xxxu_priv *priv, struct sk_buff *skb,
-			    struct ieee80211_rx_status *rx_status)
+int rtl8xxxu_parse_rxdesc16(struct rtl8xxxu_priv *priv, struct sk_buff *skb)
 {
 	struct ieee80211_hw *hw = priv->hw;
+	struct ieee80211_rx_status *rx_status = IEEE80211_SKB_RXCB(skb);
 	struct rtl8xxxu_rxdesc16 *rx_desc =
 		(struct rtl8xxxu_rxdesc16 *)skb->data;
 	struct rtl8723au_phy_stats *phy_stats;
@@ -5143,10 +5143,10 @@ int rtl8xxxu_parse_rxdesc16(struct rtl8xxxu_priv *priv, struct sk_buff *skb,
 	return RX_TYPE_DATA_PKT;
 }
 
-int rtl8xxxu_parse_rxdesc24(struct rtl8xxxu_priv *priv, struct sk_buff *skb,
-			    struct ieee80211_rx_status *rx_status)
+int rtl8xxxu_parse_rxdesc24(struct rtl8xxxu_priv *priv, struct sk_buff *skb)
 {
 	struct ieee80211_hw *hw = priv->hw;
+	struct ieee80211_rx_status *rx_status = IEEE80211_SKB_RXCB(skb);
 	struct rtl8xxxu_rxdesc24 *rx_desc =
 		(struct rtl8xxxu_rxdesc24 *)skb->data;
 	struct rtl8723au_phy_stats *phy_stats;
@@ -5211,13 +5211,12 @@ static void rtl8xxxu_rx_complete(struct urb *urb)
 	struct ieee80211_hw *hw = rx_urb->hw;
 	struct rtl8xxxu_priv *priv = hw->priv;
 	struct sk_buff *skb = (struct sk_buff *)urb->context;
-	struct ieee80211_rx_status *rx_status = IEEE80211_SKB_RXCB(skb);
 	struct device *dev = &priv->udev->dev;
 
 	skb_put(skb, urb->actual_length);
 
 	if (urb->status == 0) {
-		priv->fops->parse_rx_desc(priv, skb, rx_status);
+		priv->fops->parse_rx_desc(priv, skb);
 
 		skb = NULL;
 		rx_urb->urb.context = NULL;