1 files changed, 48 insertions, 5 deletions

diff --git a/drivers/net/wireless/zd1211rw/zd_mac.c b/drivers/net/wireless/zd1211rw/zd_mac.c
index f1573a9c2336..00ca704ece35 100644
--- a/drivers/net/wireless/zd1211rw/zd_mac.c
+++ b/drivers/net/wireless/zd1211rw/zd_mac.c
@@ -39,6 +39,8 @@ static void housekeeping_init(struct zd_mac *mac);
 static void housekeeping_enable(struct zd_mac *mac);
 static void housekeeping_disable(struct zd_mac *mac);
 
+static void set_multicast_hash_handler(struct work_struct *work);
+
 int zd_mac_init(struct zd_mac *mac,
 	        struct net_device *netdev,
 	        struct usb_interface *intf)
@@ -55,6 +57,7 @@ int zd_mac_init(struct zd_mac *mac,
 	softmac_init(ieee80211_priv(netdev));
 	zd_chip_init(&mac->chip, netdev, intf);
 	housekeeping_init(mac);
+	INIT_WORK(&mac->set_multicast_hash_work, set_multicast_hash_handler);
 	return 0;
 }
 
@@ -136,6 +139,7 @@ out:
 
 void zd_mac_clear(struct zd_mac *mac)
 {
+	flush_workqueue(zd_workqueue);
 	zd_chip_clear(&mac->chip);
 	ZD_ASSERT(!spin_is_locked(&mac->lock));
 	ZD_MEMCLEAR(mac, sizeof(struct zd_mac));
@@ -256,6 +260,43 @@ int zd_mac_set_mac_address(struct net_device *netdev, void *p)
 	return 0;
 }
 
+static void set_multicast_hash_handler(struct work_struct *work)
+{
+	struct zd_mac *mac = container_of(work, struct zd_mac,
+					  set_multicast_hash_work);
+	struct zd_mc_hash hash;
+
+	spin_lock_irq(&mac->lock);
+	hash = mac->multicast_hash;
+	spin_unlock_irq(&mac->lock);
+
+	zd_chip_set_multicast_hash(&mac->chip, &hash);
+}
+
+void zd_mac_set_multicast_list(struct net_device *dev)
+{
+	struct zd_mc_hash hash;
+	struct zd_mac *mac = zd_netdev_mac(dev);
+	struct dev_mc_list *mc;
+	unsigned long flags;
+
+	if (dev->flags & (IFF_PROMISC|IFF_ALLMULTI)) {
+		zd_mc_add_all(&hash);
+	} else {
+		zd_mc_clear(&hash);
+		for (mc = dev->mc_list; mc; mc = mc->next) {
+			dev_dbg_f(zd_mac_dev(mac), "mc addr " MAC_FMT "\n",
+				  MAC_ARG(mc->dmi_addr));
+			zd_mc_add_addr(&hash, mc->dmi_addr);
+		}
+	}
+
+	spin_lock_irqsave(&mac->lock, flags);
+	mac->multicast_hash = hash;
+	spin_unlock_irqrestore(&mac->lock, flags);
+	queue_work(zd_workqueue, &mac->set_multicast_hash_work);
+}
+
 int zd_mac_set_regdomain(struct zd_mac *mac, u8 regdomain)
 {
 	int r;
@@ -618,6 +659,9 @@ int zd_mac_get_range(struct zd_mac *mac, struct iw_range *range)
 	range->we_version_compiled = WIRELESS_EXT;
 	range->we_version_source = 20;
 
+	range->enc_capa = IW_ENC_CAPA_WPA |  IW_ENC_CAPA_WPA2 |
+			  IW_ENC_CAPA_CIPHER_TKIP | IW_ENC_CAPA_CIPHER_CCMP;
+
 	ZD_ASSERT(!irqs_disabled());
 	spin_lock_irq(&mac->lock);
 	regdomain = mac->regdomain;
@@ -930,7 +974,8 @@ static int is_data_packet_for_us(struct ieee80211_device *ieee,
 	}
 
 	return memcmp(hdr->addr1, netdev->dev_addr, ETH_ALEN) == 0 ||
-	       is_multicast_ether_addr(hdr->addr1) ||
+	       (is_multicast_ether_addr(hdr->addr1) &&
+		memcmp(hdr->addr3, netdev->dev_addr, ETH_ALEN) != 0) ||
 	       (netdev->flags & IFF_PROMISC);
 }
 
@@ -1062,10 +1107,8 @@ int zd_mac_rx(struct zd_mac *mac, const u8 *buffer, unsigned int length)
 	memcpy(skb_put(skb, length), buffer, length);
 
 	r = ieee80211_rx(ieee, skb, &stats);
-	if (!r) {
-		ZD_ASSERT(in_irq());
-		dev_kfree_skb_irq(skb);
-	}
+	if (!r)
+		dev_kfree_skb_any(skb);
 	return 0;
 }