---

yaml
---
r: 158835
b: refs/heads/master
c: f1d58c2
h: refs/heads/master
i:
  158833: c66e2b9
  158831: a83b956
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 18ad01c43918751cc22f8ee28f6b38b8954a55b2
+refs/heads/master: f1d58c2521eb160178b2151d6326d8dc5d7c8560

trunk/drivers/net/wireless/adm8211.c

@@ -452,7 +452,8 @@ static void adm8211_interrupt_rci(struct ieee80211_hw *dev)
 			rx_status.freq = adm8211_channels[priv->channel - 1].center_freq;
 			rx_status.band = IEEE80211_BAND_2GHZ;
 
-			ieee80211_rx_irqsafe(dev, skb, &rx_status);
+			memcpy(IEEE80211_SKB_RXCB(skb), &rx_status, sizeof(rx_status));
+			ieee80211_rx_irqsafe(dev, skb);
 		}
 
 		entry = (++priv->cur_rx) % priv->rx_ring_size;

trunk/drivers/net/wireless/at76c50x-usb.c

@@ -1568,7 +1568,8 @@ static void at76_rx_tasklet(unsigned long param)
 
 	at76_dbg(DBG_MAC80211, "calling ieee80211_rx_irqsafe(): %d/%d",
 		 priv->rx_skb->len, priv->rx_skb->data_len);
-	ieee80211_rx_irqsafe(priv->hw, priv->rx_skb, &rx_status);
+	memcpy(IEEE80211_SKB_RXCB(priv->rx_skb), &rx_status, sizeof(rx_status));
+	ieee80211_rx_irqsafe(priv->hw, priv->rx_skb);
 
 	/* Use a new skb for the next receive */
 	priv->rx_skb = NULL;

trunk/drivers/net/wireless/ath/ar9170/main.c

@@ -917,8 +917,10 @@ static void ar9170_handle_mpdu(struct ar9170 *ar, u8 *buf, int len)
 		ar9170_rx_phy_status(ar, phy, &status);
 
 	skb = ar9170_rx_copy_data(buf, mpdu_len);
-	if (likely(skb))
-		ieee80211_rx_irqsafe(ar->hw, skb, &status);
+	if (likely(skb)) {
+		memcpy(IEEE80211_SKB_RXCB(skb), &status, sizeof(status));
+		ieee80211_rx_irqsafe(ar->hw, skb);
+	}
 }
 
 void ar9170_rx(struct ar9170 *ar, struct sk_buff *skb)

trunk/drivers/net/wireless/ath/ath5k/base.c

@@ -1905,7 +1905,8 @@ ath5k_tasklet_rx(unsigned long data)
 		if (sc->opmode == NL80211_IFTYPE_ADHOC)
 			ath5k_check_ibss_tsf(sc, skb, &rxs);
 
-		__ieee80211_rx(sc->hw, skb, &rxs);
+		memcpy(IEEE80211_SKB_RXCB(skb), &rxs, sizeof(rxs));
+		ieee80211_rx(sc->hw, skb);
 
 		bf->skb = next_skb;
 		bf->skbaddr = next_skb_addr;

trunk/drivers/net/wireless/ath/ath9k/recv.c

@@ -619,13 +619,18 @@ static void ath_rx_send_to_mac80211(struct ath_softc *sc, struct sk_buff *skb,
 			if (aphy == NULL)
 				continue;
 			nskb = skb_copy(skb, GFP_ATOMIC);
-			if (nskb)
-				__ieee80211_rx(aphy->hw, nskb, rx_status);
+			if (nskb) {
+				memcpy(IEEE80211_SKB_RXCB(nskb), rx_status,
+					sizeof(*rx_status));
+				ieee80211_rx(aphy->hw, nskb);
+			}
 		}
-		__ieee80211_rx(sc->hw, skb, rx_status);
+		memcpy(IEEE80211_SKB_RXCB(skb), rx_status, sizeof(*rx_status));
+		ieee80211_rx(sc->hw, skb);
 	} else {
 		/* Deliver unicast frames based on receiver address */
-		__ieee80211_rx(ath_get_virt_hw(sc, hdr), skb, rx_status);
+		memcpy(IEEE80211_SKB_RXCB(skb), rx_status, sizeof(*rx_status));
+		ieee80211_rx(ath_get_virt_hw(sc, hdr), skb);
 	}
 }
 

trunk/drivers/net/wireless/b43/xmit.c

@@ -670,7 +670,8 @@ void b43_rx(struct b43_wldev *dev, struct sk_buff *skb, const void *_rxhdr)
 		goto drop;
 	}
 
-	ieee80211_rx_irqsafe(dev->wl->hw, skb, &status);
+	memcpy(IEEE80211_SKB_RXCB(skb), &status, sizeof(status));
+	ieee80211_rx_irqsafe(dev->wl->hw, skb);
 
 	return;
 drop:

trunk/drivers/net/wireless/b43legacy/xmit.c

@@ -591,7 +591,8 @@ void b43legacy_rx(struct b43legacy_wldev *dev,
 	}
 
 	dev->stats.last_rx = jiffies;
-	ieee80211_rx_irqsafe(dev->wl->hw, skb, &status);
+	memcpy(IEEE80211_SKB_RXCB(skb), &status, sizeof(status));
+	ieee80211_rx_irqsafe(dev->wl->hw, skb);
 
 	return;
 drop:

trunk/drivers/net/wireless/iwlwifi/iwl-3945.c

@@ -577,7 +577,8 @@ static void iwl3945_pass_packet_to_mac80211(struct iwl_priv *priv,
 	if (ieee80211_is_data(hdr->frame_control))
 		priv->rxtxpackets += len;
 #endif
-	ieee80211_rx_irqsafe(priv->hw, rxb->skb, stats);
+	memcpy(IEEE80211_SKB_RXCB(rxb->skb), stats, sizeof(*stats));
+	ieee80211_rx_irqsafe(priv->hw, rxb->skb);
 	rxb->skb = NULL;
 }
 

trunk/drivers/net/wireless/iwlwifi/iwl-rx.c

@@ -932,7 +932,8 @@ static void iwl_pass_packet_to_mac80211(struct iwl_priv *priv,
 		return;
 
 	iwl_update_rx_stats(priv, le16_to_cpu(hdr->frame_control), len);
-	ieee80211_rx_irqsafe(priv->hw, rxb->skb, stats);
+	memcpy(IEEE80211_SKB_RXCB(rxb->skb), stats, sizeof(*stats));
+	ieee80211_rx_irqsafe(priv->hw, rxb->skb);
 	priv->alloc_rxb_skb--;
 	rxb->skb = NULL;
 }

trunk/drivers/net/wireless/libertas_tf/main.c

@@ -503,7 +503,8 @@ int lbtf_rx(struct lbtf_private *priv, struct sk_buff *skb)
 		skb_reserve(skb, 2);
 	}
 
-	ieee80211_rx_irqsafe(priv->hw, skb, &stats);
+	memcpy(IEEE80211_SKB_RXCB(skb), &stats, sizeof(stats));
+	ieee80211_rx_irqsafe(priv->hw, skb);
 	return 0;
 }
 EXPORT_SYMBOL_GPL(lbtf_rx);

trunk/drivers/net/wireless/mac80211_hwsim.c

@@ -430,7 +430,8 @@ static bool mac80211_hwsim_tx_frame(struct ieee80211_hw *hw,
 		if (memcmp(hdr->addr1, data2->hw->wiphy->perm_addr,
 			   ETH_ALEN) == 0)
 			ack = true;
-		ieee80211_rx_irqsafe(data2->hw, nskb, &rx_status);
+		memcpy(IEEE80211_SKB_RXCB(nskb), &rx_status, sizeof(rx_status));
+		ieee80211_rx_irqsafe(data2->hw, nskb);
 	}
 	spin_unlock(&hwsim_radio_lock);
 

trunk/drivers/net/wireless/mwl8k.c

@@ -1047,7 +1047,8 @@ static int rxq_process(struct ieee80211_hw *hw, int index, int limit)
 		status.flag = 0;
 		status.band = IEEE80211_BAND_2GHZ;
 		status.freq = ieee80211_channel_to_frequency(rx_desc->channel);
-		ieee80211_rx_irqsafe(hw, skb, &status);
+		memcpy(IEEE80211_SKB_RXCB(skb), &status, sizeof(status));
+		ieee80211_rx_irqsafe(hw, skb);
 
 		processed++;
 	}

trunk/drivers/net/wireless/p54/p54common.c

@@ -794,7 +794,8 @@ static int p54_rx_data(struct ieee80211_hw *dev, struct sk_buff *skb)
 	skb_pull(skb, header_len);
 	skb_trim(skb, le16_to_cpu(hdr->len));
 
-	ieee80211_rx_irqsafe(dev, skb, &rx_status);
+	memcpy(IEEE80211_SKB_RXCB(skb), &rx_status, sizeof(rx_status));
+	ieee80211_rx_irqsafe(dev, skb);
 
 	queue_delayed_work(dev->workqueue, &priv->work,
 			   msecs_to_jiffies(P54_STATISTICS_UPDATE));

trunk/drivers/net/wireless/rt2x00/rt2x00dev.c

@@ -449,7 +449,8 @@ void rt2x00lib_rxdone(struct rt2x00_dev *rt2x00dev,
 	 * mac80211 will clean up the skb structure.
 	 */
 	rt2x00debug_dump_frame(rt2x00dev, DUMP_FRAME_RXDONE, entry->skb);
-	ieee80211_rx_irqsafe(rt2x00dev->hw, entry->skb, rx_status);
+	memcpy(IEEE80211_SKB_RXCB(entry->skb), rx_status, sizeof(*rx_status));
+	ieee80211_rx_irqsafe(rt2x00dev->hw, entry->skb);
 
 	/*
 	 * Replace the skb with the freshly allocated one.

trunk/drivers/net/wireless/rtl818x/rtl8180_dev.c

@@ -143,7 +143,8 @@ static void rtl8180_handle_rx(struct ieee80211_hw *dev)
 			if (flags & RTL818X_RX_DESC_FLAG_CRC32_ERR)
 				rx_status.flag |= RX_FLAG_FAILED_FCS_CRC;
 
-			ieee80211_rx_irqsafe(dev, skb, &rx_status);
+			memcpy(IEEE80211_SKB_RXCB(skb), &rx_status, sizeof(rx_status));
+			ieee80211_rx_irqsafe(dev, skb);
 
 			skb = new_skb;
 			priv->rx_buf[priv->rx_idx] = skb;

trunk/drivers/net/wireless/rtl818x/rtl8187_dev.c

@@ -380,7 +380,8 @@ static void rtl8187_rx_cb(struct urb *urb)
 	rx_status.flag |= RX_FLAG_TSFT;
 	if (flags & RTL818X_RX_DESC_FLAG_CRC32_ERR)
 		rx_status.flag |= RX_FLAG_FAILED_FCS_CRC;
-	ieee80211_rx_irqsafe(dev, skb, &rx_status);
+	memcpy(IEEE80211_SKB_RXCB(skb), &rx_status, sizeof(rx_status));
+	ieee80211_rx_irqsafe(dev, skb);
 
 	skb = dev_alloc_skb(RTL8187_MAX_RX);
 	if (unlikely(!skb)) {

trunk/drivers/net/wireless/wl12xx/wl1251_rx.c

@@ -151,7 +151,8 @@ static void wl1251_rx_body(struct wl1251 *wl,
 	wl1251_debug(DEBUG_RX, "rx skb 0x%p: %d B %s", skb, skb->len,
 		     beacon ? "beacon" : "");
 
-	ieee80211_rx(wl->hw, skb, &status);
+	memcpy(IEEE80211_SKB_RXCB(skb), &status, sizeof(status));
+	ieee80211_rx(wl->hw, skb);
 }
 
 static void wl1251_rx_ack(struct wl1251 *wl)

trunk/drivers/net/wireless/zd1211rw/zd_mac.c

@@ -711,7 +711,8 @@ int zd_mac_rx(struct ieee80211_hw *hw, const u8 *buffer, unsigned int length)
 
 	memcpy(skb_put(skb, length), buffer, length);
 
-	ieee80211_rx_irqsafe(hw, skb, &stats);
+	memcpy(IEEE80211_SKB_RXCB(skb), &stats, sizeof(stats));
+	ieee80211_rx_irqsafe(hw, skb);
 	return 0;
 }
 

trunk/drivers/staging/agnx/xmit.c

@@ -384,7 +384,8 @@ void handle_rx_irq(struct agnx_priv *priv)
 /*			dump_ieee80211_hdr((struct ieee80211_hdr *)skb->data, "RX G"); */
 		} else
 			agnx_bug("Unknown packets type");
-		ieee80211_rx_irqsafe(priv->hw, skb, &status);
+		memcpy(IEEE80211_SKB_RXCB(skb), &status, sizeof(status));
+		ieee80211_rx_irqsafe(priv->hw, skb);
 		rx_desc_reinit(priv, i);
 
 	} while (priv->rx.idx++);

trunk/drivers/staging/stlc45xx/stlc45xx.c

@@ -1429,7 +1429,8 @@ static int stlc45xx_rx_data(struct stlc45xx *stlc, struct sk_buff *skb)
 	stlc45xx_debug(DEBUG_RX, "rx data 0x%p %d B", skb->data, skb->len);
 	stlc45xx_dump(DEBUG_RX_CONTENT, skb->data, skb->len);
 
-	ieee80211_rx(stlc->hw, skb, &status);
+	memcpy(IEEE80211_SKB_RXCB(skb), &status, sizeof(status));
+	ieee80211_rx(stlc->hw, skb);
 
 	return 0;
 }

trunk/drivers/staging/winbond/wb35rx.c

@@ -40,7 +40,8 @@ static void packet_came(struct ieee80211_hw *hw, char *pRxBufferAddress, int Pac
 	rx_status.phymode = MODE_IEEE80211B;
 */
 
-	ieee80211_rx_irqsafe(hw, skb, &rx_status);
+	memcpy(IEEE80211_SKB_RXCB(skb), &rx_status, sizeof(rx_status));
+	ieee80211_rx_irqsafe(hw, skb);
 }
 
 static void Wb35Rx_adjust(PDESCRIPTOR pRxDes)

trunk/include/net/mac80211.h

@@ -397,6 +397,11 @@ static inline struct ieee80211_tx_info *IEEE80211_SKB_CB(struct sk_buff *skb)
 	return (struct ieee80211_tx_info *)skb->cb;
 }
 
+static inline struct ieee80211_rx_status *IEEE80211_SKB_RXCB(struct sk_buff *skb)
+{
+	return (struct ieee80211_rx_status *)skb->cb;
+}
+
 /**
  * ieee80211_tx_info_clear_status - clear TX status
  *
@@ -478,7 +483,7 @@ enum mac80211_rx_flags {
  *
  * The low-level driver should provide this information (the subset
  * supported by hardware) to the 802.11 code with each received
- * frame.
+ * frame, in the skb's control buffer (cb).
  *
  * @mactime: value in microseconds of the 64-bit Time Synchronization Function
  * 	(TSF) timer when the first data symbol (MPDU) arrived at the hardware.
@@ -1606,9 +1611,11 @@ void ieee80211_free_hw(struct ieee80211_hw *hw);
  */
 void ieee80211_restart_hw(struct ieee80211_hw *hw);
 
-/* trick to avoid symbol clashes with the ieee80211 subsystem */
-void __ieee80211_rx(struct ieee80211_hw *hw, struct sk_buff *skb,
-		    struct ieee80211_rx_status *status);
+/*
+ * trick to avoid symbol clashes with the ieee80211 subsystem,
+ * use the inline below instead
+ */
+void __ieee80211_rx(struct ieee80211_hw *hw, struct sk_buff *skb);
 
 /**
  * ieee80211_rx - receive frame
@@ -1624,13 +1631,10 @@ void __ieee80211_rx(struct ieee80211_hw *hw, struct sk_buff *skb,
  *
  * @hw: the hardware this frame came in on
  * @skb: the buffer to receive, owned by mac80211 after this call
- * @status: status of this frame; the status pointer need not be valid
- *	after this function returns
  */
-static inline void ieee80211_rx(struct ieee80211_hw *hw, struct sk_buff *skb,
-				struct ieee80211_rx_status *status)
+static inline void ieee80211_rx(struct ieee80211_hw *hw, struct sk_buff *skb)
 {
-	__ieee80211_rx(hw, skb, status);
+	__ieee80211_rx(hw, skb);
 }
 
 /**
@@ -1644,13 +1648,8 @@ static inline void ieee80211_rx(struct ieee80211_hw *hw, struct sk_buff *skb,
  *
  * @hw: the hardware this frame came in on
  * @skb: the buffer to receive, owned by mac80211 after this call
- * @status: status of this frame; the status pointer need not be valid
- *	after this function returns and is not freed by mac80211,
- *	it is recommended that it points to a stack area
  */
-void ieee80211_rx_irqsafe(struct ieee80211_hw *hw,
-			  struct sk_buff *skb,
-			  struct ieee80211_rx_status *status);
+void ieee80211_rx_irqsafe(struct ieee80211_hw *hw, struct sk_buff *skb);
 
 /**
  * ieee80211_tx_status - transmit status callback

trunk/net/mac80211/ibss.c

@@ -705,7 +705,7 @@ static void ieee80211_ibss_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata,
 	struct ieee80211_mgmt *mgmt;
 	u16 fc;
 
-	rx_status = (struct ieee80211_rx_status *) skb->cb;
+	rx_status = IEEE80211_SKB_RXCB(skb);
 	mgmt = (struct ieee80211_mgmt *) skb->data;
 	fc = le16_to_cpu(mgmt->frame_control);
 
@@ -836,8 +836,7 @@ void ieee80211_ibss_notify_scan_completed(struct ieee80211_local *local)
 }
 
 ieee80211_rx_result
-ieee80211_ibss_rx_mgmt(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb,
-		       struct ieee80211_rx_status *rx_status)
+ieee80211_ibss_rx_mgmt(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb)
 {
 	struct ieee80211_local *local = sdata->local;
 	struct ieee80211_mgmt *mgmt;
@@ -852,7 +851,6 @@ ieee80211_ibss_rx_mgmt(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb,
 	switch (fc & IEEE80211_FCTL_STYPE) {
 	case IEEE80211_STYPE_PROBE_RESP:
 	case IEEE80211_STYPE_BEACON:
-		memcpy(skb->cb, rx_status, sizeof(*rx_status));
 	case IEEE80211_STYPE_PROBE_REQ:
 	case IEEE80211_STYPE_AUTH:
 		skb_queue_tail(&sdata->u.ibss.skb_queue, skb);

trunk/net/mac80211/ieee80211_i.h

@@ -943,8 +943,7 @@ extern const struct iw_handler_def ieee80211_iw_handler_def;
 /* STA code */
 void ieee80211_sta_setup_sdata(struct ieee80211_sub_if_data *sdata);
 ieee80211_rx_result ieee80211_sta_rx_mgmt(struct ieee80211_sub_if_data *sdata,
-					  struct sk_buff *skb,
-					  struct ieee80211_rx_status *rx_status);
+					  struct sk_buff *skb);
 int ieee80211_sta_commit(struct ieee80211_sub_if_data *sdata);
 int ieee80211_sta_set_ssid(struct ieee80211_sub_if_data *sdata, char *ssid, size_t len);
 int ieee80211_sta_get_ssid(struct ieee80211_sub_if_data *sdata, char *ssid, size_t *len);
@@ -967,8 +966,7 @@ void ieee80211_sta_restart(struct ieee80211_sub_if_data *sdata);
 void ieee80211_ibss_notify_scan_completed(struct ieee80211_local *local);
 void ieee80211_ibss_setup_sdata(struct ieee80211_sub_if_data *sdata);
 ieee80211_rx_result
-ieee80211_ibss_rx_mgmt(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb,
-		       struct ieee80211_rx_status *rx_status);
+ieee80211_ibss_rx_mgmt(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb);
 struct sta_info *ieee80211_ibss_add_sta(struct ieee80211_sub_if_data *sdata,
 					u8 *bssid, u8 *addr, u32 supp_rates);
 int ieee80211_ibss_join(struct ieee80211_sub_if_data *sdata,
@@ -988,9 +986,7 @@ int ieee80211_scan_results(struct ieee80211_local *local,
 			   char *buf, size_t len);
 void ieee80211_scan_cancel(struct ieee80211_local *local);
 ieee80211_rx_result
-ieee80211_scan_rx(struct ieee80211_sub_if_data *sdata,
-		  struct sk_buff *skb,
-		  struct ieee80211_rx_status *rx_status);
+ieee80211_scan_rx(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb);
 int ieee80211_sta_set_extra_ie(struct ieee80211_sub_if_data *sdata,
 			       const char *ie, size_t len);
 

trunk/net/mac80211/main.c

@@ -330,19 +330,16 @@ static void ieee80211_tasklet_handler(unsigned long data)
 {
 	struct ieee80211_local *local = (struct ieee80211_local *) data;
 	struct sk_buff *skb;
-	struct ieee80211_rx_status rx_status;
 	struct ieee80211_ra_tid *ra_tid;
 
 	while ((skb = skb_dequeue(&local->skb_queue)) ||
 	       (skb = skb_dequeue(&local->skb_queue_unreliable))) {
 		switch (skb->pkt_type) {
 		case IEEE80211_RX_MSG:
-			/* status is in skb->cb */
-			memcpy(&rx_status, skb->cb, sizeof(rx_status));
 			/* Clear skb->pkt_type in order to not confuse kernel
 			 * netstack. */
 			skb->pkt_type = 0;
-			__ieee80211_rx(local_to_hw(local), skb, &rx_status);
+			ieee80211_rx(local_to_hw(local), skb);
 			break;
 		case IEEE80211_TX_STATUS_MSG:
 			skb->pkt_type = 0;