Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next-2.6 into for-davem

net/bluetooth/Kconfig

@@ -43,19 +43,6 @@ config BT_L2CAP
 	  Say Y here to compile L2CAP support into the kernel or say M to
 	  compile it as module (l2cap).
 
-config BT_L2CAP_EXT_FEATURES
-	bool "L2CAP Extended Features support (EXPERIMENTAL)"
-	depends on BT_L2CAP && EXPERIMENTAL
-	help
-	  This option enables the L2CAP Extended Features support. These
-	  new features include the Enhanced Retransmission and Streaming
-	  Modes, the Frame Check Sequence (FCS), and Segmentation and
-	  Reassembly (SAR) for L2CAP packets. They are a required for the
-	  new Alternate MAC/PHY and the Bluetooth Medical Profile.
-
-	  You should say N unless you know what you are doing. Note that
-	  this is in an experimental state yet.
-
 config BT_SCO
 	tristate "SCO links support"
 	depends on BT

net/bluetooth/hci_conn.c

@@ -1,6 +1,6 @@
 /*
    BlueZ - Bluetooth protocol stack for Linux
-   Copyright (C) 2000-2001 Qualcomm Incorporated
+   Copyright (c) 2000-2001, 2010, Code Aurora Forum. All rights reserved.
 
    Written 2000,2001 by Maxim Krasnyansky <maxk@qualcomm.com>
 
@@ -155,6 +155,27 @@ void hci_setup_sync(struct hci_conn *conn, __u16 handle)
 	hci_send_cmd(hdev, HCI_OP_SETUP_SYNC_CONN, sizeof(cp), &cp);
 }
 
+/* Device _must_ be locked */
+void hci_sco_setup(struct hci_conn *conn, __u8 status)
+{
+	struct hci_conn *sco = conn->link;
+
+	BT_DBG("%p", conn);
+
+	if (!sco)
+		return;
+
+	if (!status) {
+		if (lmp_esco_capable(conn->hdev))
+			hci_setup_sync(sco, conn->handle);
+		else
+			hci_add_sco(sco, conn->handle);
+	} else {
+		hci_proto_connect_cfm(sco, status);
+		hci_conn_del(sco);
+	}
+}
+
 static void hci_conn_timeout(unsigned long arg)
 {
 	struct hci_conn *conn = (void *) arg;
@@ -385,10 +406,13 @@ struct hci_conn *hci_connect(struct hci_dev *hdev, int type, bdaddr_t *dst, __u8
 		acl->power_save = 1;
 		hci_conn_enter_active_mode(acl);
 
-		if (lmp_esco_capable(hdev))
-			hci_setup_sync(sco, acl->handle);
-		else
-			hci_add_sco(sco, acl->handle);
+		if (test_bit(HCI_CONN_MODE_CHANGE_PEND, &acl->pend)) {
+			/* defer SCO setup until mode change completed */
+			set_bit(HCI_CONN_SCO_SETUP_PEND, &acl->pend);
+			return sco;
+		}
+
+		hci_sco_setup(acl, 0x00);
 	}
 
 	return sco;

net/bluetooth/hci_core.c

@@ -562,6 +562,7 @@ static int hci_dev_do_close(struct hci_dev *hdev)
 	hci_dev_lock_bh(hdev);
 	inquiry_cache_flush(hdev);
 	hci_conn_hash_flush(hdev);
+	hci_blacklist_clear(hdev);
 	hci_dev_unlock_bh(hdev);
 
 	hci_notify(hdev, HCI_DEV_DOWN);
@@ -913,7 +914,7 @@ int hci_register_dev(struct hci_dev *hdev)
 	skb_queue_head_init(&hdev->cmd_q);
 	skb_queue_head_init(&hdev->raw_q);
 
-	for (i = 0; i < 3; i++)
+	for (i = 0; i < NUM_REASSEMBLY; i++)
 		hdev->reassembly[i] = NULL;
 
 	init_waitqueue_head(&hdev->req_wait_q);
@@ -923,6 +924,8 @@ int hci_register_dev(struct hci_dev *hdev)
 
 	hci_conn_hash_init(hdev);
 
+	INIT_LIST_HEAD(&hdev->blacklist.list);
+
 	memset(&hdev->stat, 0, sizeof(struct hci_dev_stats));
 
 	atomic_set(&hdev->promisc, 0);
@@ -970,7 +973,7 @@ int hci_unregister_dev(struct hci_dev *hdev)
 
 	hci_dev_do_close(hdev);
 
-	for (i = 0; i < 3; i++)
+	for (i = 0; i < NUM_REASSEMBLY; i++)
 		kfree_skb(hdev->reassembly[i]);
 
 	hci_notify(hdev, HCI_DEV_UNREG);
@@ -1030,90 +1033,171 @@ int hci_recv_frame(struct sk_buff *skb)
 }
 EXPORT_SYMBOL(hci_recv_frame);
 
-/* Receive packet type fragment */
-#define __reassembly(hdev, type)  ((hdev)->reassembly[(type) - 2])
-
-int hci_recv_fragment(struct hci_dev *hdev, int type, void *data, int count)
+static int hci_reassembly(struct hci_dev *hdev, int type, void *data,
+			  int count, __u8 index, gfp_t gfp_mask)
 {
-	if (type < HCI_ACLDATA_PKT || type > HCI_EVENT_PKT)
+	int len = 0;
+	int hlen = 0;
+	int remain = count;
+	struct sk_buff *skb;
+	struct bt_skb_cb *scb;
+
+	if ((type < HCI_ACLDATA_PKT || type > HCI_EVENT_PKT) ||
+				index >= NUM_REASSEMBLY)
 		return -EILSEQ;
 
-	while (count) {
-		struct sk_buff *skb = __reassembly(hdev, type);
-		struct { int expect; } *scb;
-		int len = 0;
+	skb = hdev->reassembly[index];
 
-		if (!skb) {
-			/* Start of the frame */
-
-			switch (type) {
-			case HCI_EVENT_PKT:
-				if (count >= HCI_EVENT_HDR_SIZE) {
-					struct hci_event_hdr *h = data;
-					len = HCI_EVENT_HDR_SIZE + h->plen;
-				} else
-					return -EILSEQ;
-				break;
-
-			case HCI_ACLDATA_PKT:
-				if (count >= HCI_ACL_HDR_SIZE) {
-					struct hci_acl_hdr *h = data;
-					len = HCI_ACL_HDR_SIZE + __le16_to_cpu(h->dlen);
-				} else
-					return -EILSEQ;
-				break;
-
-			case HCI_SCODATA_PKT:
-				if (count >= HCI_SCO_HDR_SIZE) {
-					struct hci_sco_hdr *h = data;
-					len = HCI_SCO_HDR_SIZE + h->dlen;
-				} else
-					return -EILSEQ;
-				break;
-			}
-
-			skb = bt_skb_alloc(len, GFP_ATOMIC);
-			if (!skb) {
-				BT_ERR("%s no memory for packet", hdev->name);
-				return -ENOMEM;
-			}
-
-			skb->dev = (void *) hdev;
-			bt_cb(skb)->pkt_type = type;
-
-			__reassembly(hdev, type) = skb;
-
-			scb = (void *) skb->cb;
-			scb->expect = len;
-		} else {
-			/* Continuation */
-
-			scb = (void *) skb->cb;
-			len = scb->expect;
+	if (!skb) {
+		switch (type) {
+		case HCI_ACLDATA_PKT:
+			len = HCI_MAX_FRAME_SIZE;
+			hlen = HCI_ACL_HDR_SIZE;
+			break;
+		case HCI_EVENT_PKT:
+			len = HCI_MAX_EVENT_SIZE;
+			hlen = HCI_EVENT_HDR_SIZE;
+			break;
+		case HCI_SCODATA_PKT:
+			len = HCI_MAX_SCO_SIZE;
+			hlen = HCI_SCO_HDR_SIZE;
+			break;
 		}
 
-		len = min(len, count);
+		skb = bt_skb_alloc(len, gfp_mask);
+		if (!skb)
+			return -ENOMEM;
+
+		scb = (void *) skb->cb;
+		scb->expect = hlen;
+		scb->pkt_type = type;
+
+		skb->dev = (void *) hdev;
+		hdev->reassembly[index] = skb;
+	}
+
+	while (count) {
+		scb = (void *) skb->cb;
+		len = min(scb->expect, (__u16)count);
 
 		memcpy(skb_put(skb, len), data, len);
 
+		count -= len;
+		data += len;
 		scb->expect -= len;
+		remain = count;
+
+		switch (type) {
+		case HCI_EVENT_PKT:
+			if (skb->len == HCI_EVENT_HDR_SIZE) {
+				struct hci_event_hdr *h = hci_event_hdr(skb);
+				scb->expect = h->plen;
+
+				if (skb_tailroom(skb) < scb->expect) {
+					kfree_skb(skb);
+					hdev->reassembly[index] = NULL;
+					return -ENOMEM;
+				}
+			}
+			break;
+
+		case HCI_ACLDATA_PKT:
+			if (skb->len  == HCI_ACL_HDR_SIZE) {
+				struct hci_acl_hdr *h = hci_acl_hdr(skb);
+				scb->expect = __le16_to_cpu(h->dlen);
+
+				if (skb_tailroom(skb) < scb->expect) {
+					kfree_skb(skb);
+					hdev->reassembly[index] = NULL;
+					return -ENOMEM;
+				}
+			}
+			break;
+
+		case HCI_SCODATA_PKT:
+			if (skb->len == HCI_SCO_HDR_SIZE) {
+				struct hci_sco_hdr *h = hci_sco_hdr(skb);
+				scb->expect = h->dlen;
+
+				if (skb_tailroom(skb) < scb->expect) {
+					kfree_skb(skb);
+					hdev->reassembly[index] = NULL;
+					return -ENOMEM;
+				}
+			}
+			break;
+		}
 
 		if (scb->expect == 0) {
 			/* Complete frame */
 
-			__reassembly(hdev, type) = NULL;
-
 			bt_cb(skb)->pkt_type = type;
 			hci_recv_frame(skb);
-		}
 
-		count -= len; data += len;
+			hdev->reassembly[index] = NULL;
+			return remain;
+		}
 	}
 
-	return 0;
+	return remain;
+}
+
+int hci_recv_fragment(struct hci_dev *hdev, int type, void *data, int count)
+{
+	int rem = 0;
+
+	if (type < HCI_ACLDATA_PKT || type > HCI_EVENT_PKT)
+		return -EILSEQ;
+
+	while (count) {
+		rem = hci_reassembly(hdev, type, data, count,
+						type - 1, GFP_ATOMIC);
+		if (rem < 0)
+			return rem;
+
+		data += (count - rem);
+		count = rem;
+	};
+
+	return rem;
 }
 EXPORT_SYMBOL(hci_recv_fragment);
 
+#define STREAM_REASSEMBLY 0
+
+int hci_recv_stream_fragment(struct hci_dev *hdev, void *data, int count)
+{
+	int type;
+	int rem = 0;
+
+	while (count) {
+		struct sk_buff *skb = hdev->reassembly[STREAM_REASSEMBLY];
+
+		if (!skb) {
+			struct { char type; } *pkt;
+
+			/* Start of the frame */
+			pkt = data;
+			type = pkt->type;
+
+			data++;
+			count--;
+		} else
+			type = bt_cb(skb)->pkt_type;
+
+		rem = hci_reassembly(hdev, type, data,
+					count, STREAM_REASSEMBLY, GFP_ATOMIC);
+		if (rem < 0)
+			return rem;
+
+		data += (count - rem);
+		count = rem;
+	};
+
+	return rem;
+}
+EXPORT_SYMBOL(hci_recv_stream_fragment);
+
 /* ---- Interface to upper protocols ---- */
 
 /* Register/Unregister protocols.

net/bluetooth/hci_event.c

@@ -1,6 +1,6 @@
 /*
    BlueZ - Bluetooth protocol stack for Linux
-   Copyright (C) 2000-2001 Qualcomm Incorporated
+   Copyright (c) 2000-2001, 2010, Code Aurora Forum. All rights reserved.
 
    Written 2000,2001 by Maxim Krasnyansky <maxk@qualcomm.com>
 
@@ -584,7 +584,7 @@ static inline void hci_cs_create_conn(struct hci_dev *hdev, __u8 status)
 				conn->out = 1;
 				conn->link_mode |= HCI_LM_MASTER;
 			} else
-				BT_ERR("No memmory for new connection");
+				BT_ERR("No memory for new connection");
 		}
 	}
 
@@ -785,9 +785,13 @@ static void hci_cs_sniff_mode(struct hci_dev *hdev, __u8 status)
 	hci_dev_lock(hdev);
 
 	conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(cp->handle));
-	if (conn)
+	if (conn) {
 		clear_bit(HCI_CONN_MODE_CHANGE_PEND, &conn->pend);
 
+		if (test_and_clear_bit(HCI_CONN_SCO_SETUP_PEND, &conn->pend))
+			hci_sco_setup(conn, status);
+	}
+
 	hci_dev_unlock(hdev);
 }
 
@@ -808,9 +812,13 @@ static void hci_cs_exit_sniff_mode(struct hci_dev *hdev, __u8 status)
 	hci_dev_lock(hdev);
 
 	conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(cp->handle));
-	if (conn)
+	if (conn) {
 		clear_bit(HCI_CONN_MODE_CHANGE_PEND, &conn->pend);
 
+		if (test_and_clear_bit(HCI_CONN_SCO_SETUP_PEND, &conn->pend))
+			hci_sco_setup(conn, status);
+	}
+
 	hci_dev_unlock(hdev);
 }
 
@@ -915,20 +923,8 @@ static inline void hci_conn_complete_evt(struct hci_dev *hdev, struct sk_buff *s
 	} else
 		conn->state = BT_CLOSED;
 
-	if (conn->type == ACL_LINK) {
-		struct hci_conn *sco = conn->link;
-		if (sco) {
-			if (!ev->status) {
-				if (lmp_esco_capable(hdev))
-					hci_setup_sync(sco, conn->handle);
-				else
-					hci_add_sco(sco, conn->handle);
-			} else {
-				hci_proto_connect_cfm(sco, ev->status);
-				hci_conn_del(sco);
-			}
-		}
-	}
+	if (conn->type == ACL_LINK)
+		hci_sco_setup(conn, ev->status);
 
 	if (ev->status) {
 		hci_proto_connect_cfm(conn, ev->status);
@@ -952,7 +948,7 @@ static inline void hci_conn_request_evt(struct hci_dev *hdev, struct sk_buff *sk
 
 	mask |= hci_proto_connect_ind(hdev, &ev->bdaddr, ev->link_type);
 
-	if (mask & HCI_LM_ACCEPT) {
+	if ((mask & HCI_LM_ACCEPT) && !hci_blacklist_lookup(hdev, &ev->bdaddr)) {
 		/* Connection accepted */
 		struct inquiry_entry *ie;
 		struct hci_conn *conn;
@@ -965,7 +961,7 @@ static inline void hci_conn_request_evt(struct hci_dev *hdev, struct sk_buff *sk
 		conn = hci_conn_hash_lookup_ba(hdev, ev->link_type, &ev->bdaddr);
 		if (!conn) {
 			if (!(conn = hci_conn_add(hdev, ev->link_type, &ev->bdaddr))) {
-				BT_ERR("No memmory for new connection");
+				BT_ERR("No memory for new connection");
 				hci_dev_unlock(hdev);
 				return;
 			}
@@ -1481,6 +1477,9 @@ static inline void hci_mode_change_evt(struct hci_dev *hdev, struct sk_buff *skb
 			else
 				conn->power_save = 0;
 		}
+
+		if (test_and_clear_bit(HCI_CONN_SCO_SETUP_PEND, &conn->pend))
+			hci_sco_setup(conn, ev->status);
 	}
 
 	hci_dev_unlock(hdev);

net/bluetooth/hci_sock.c

@@ -165,6 +165,86 @@ static int hci_sock_release(struct socket *sock)
 	return 0;
 }
 
+struct bdaddr_list *hci_blacklist_lookup(struct hci_dev *hdev, bdaddr_t *bdaddr)
+{
+	struct list_head *p;
+	struct bdaddr_list *blacklist = &hdev->blacklist;
+
+	list_for_each(p, &blacklist->list) {
+		struct bdaddr_list *b;
+
+		b = list_entry(p, struct bdaddr_list, list);
+
+		if (bacmp(bdaddr, &b->bdaddr) == 0)
+			return b;
+	}
+
+	return NULL;
+}
+
+static int hci_blacklist_add(struct hci_dev *hdev, void __user *arg)
+{
+	bdaddr_t bdaddr;
+	struct bdaddr_list *entry;
+
+	if (copy_from_user(&bdaddr, arg, sizeof(bdaddr)))
+		return -EFAULT;
+
+	if (bacmp(&bdaddr, BDADDR_ANY) == 0)
+		return -EBADF;
+
+	if (hci_blacklist_lookup(hdev, &bdaddr))
+		return -EEXIST;
+
+	entry = kzalloc(sizeof(struct bdaddr_list), GFP_KERNEL);
+	if (!entry)
+		return -ENOMEM;
+
+	bacpy(&entry->bdaddr, &bdaddr);
+
+	list_add(&entry->list, &hdev->blacklist.list);
+
+	return 0;
+}
+
+int hci_blacklist_clear(struct hci_dev *hdev)
+{
+	struct list_head *p, *n;
+	struct bdaddr_list *blacklist = &hdev->blacklist;
+
+	list_for_each_safe(p, n, &blacklist->list) {
+		struct bdaddr_list *b;
+
+		b = list_entry(p, struct bdaddr_list, list);
+
+		list_del(p);
+		kfree(b);
+	}
+
+	return 0;
+}
+
+static int hci_blacklist_del(struct hci_dev *hdev, void __user *arg)
+{
+	bdaddr_t bdaddr;
+	struct bdaddr_list *entry;
+
+	if (copy_from_user(&bdaddr, arg, sizeof(bdaddr)))
+		return -EFAULT;
+
+	if (bacmp(&bdaddr, BDADDR_ANY) == 0)
+		return hci_blacklist_clear(hdev);
+
+	entry = hci_blacklist_lookup(hdev, &bdaddr);
+	if (!entry)
+		return -ENOENT;
+
+	list_del(&entry->list);
+	kfree(entry);
+
+	return 0;
+}
+
 /* Ioctls that require bound socket */
 static inline int hci_sock_bound_ioctl(struct sock *sk, unsigned int cmd, unsigned long arg)
 {
@@ -194,6 +274,16 @@ static inline int hci_sock_bound_ioctl(struct sock *sk, unsigned int cmd, unsign
 	case HCIGETAUTHINFO:
 		return hci_get_auth_info(hdev, (void __user *) arg);
 
+	case HCIBLOCKADDR:
+		if (!capable(CAP_NET_ADMIN))
+			return -EACCES;
+		return hci_blacklist_add(hdev, (void __user *) arg);
+
+	case HCIUNBLOCKADDR:
+		if (!capable(CAP_NET_ADMIN))
+			return -EACCES;
+		return hci_blacklist_del(hdev, (void __user *) arg);
+
 	default:
 		if (hdev->ioctl)
 			return hdev->ioctl(hdev, cmd, arg);

net/bluetooth/hci_sysfs.c

@@ -436,6 +436,41 @@ static const struct file_operations inquiry_cache_fops = {
 	.release	= single_release,
 };
 
+static int blacklist_show(struct seq_file *f, void *p)
+{
+	struct hci_dev *hdev = f->private;
+	struct bdaddr_list *blacklist = &hdev->blacklist;
+	struct list_head *l;
+
+	hci_dev_lock_bh(hdev);
+
+	list_for_each(l, &blacklist->list) {
+		struct bdaddr_list *b;
+		bdaddr_t bdaddr;
+
+		b = list_entry(l, struct bdaddr_list, list);
+
+		baswap(&bdaddr, &b->bdaddr);
+
+		seq_printf(f, "%s\n", batostr(&bdaddr));
+	}
+
+	hci_dev_unlock_bh(hdev);
+
+	return 0;
+}
+
+static int blacklist_open(struct inode *inode, struct file *file)
+{
+	return single_open(file, blacklist_show, inode->i_private);
+}
+
+static const struct file_operations blacklist_fops = {
+	.open		= blacklist_open,
+	.read		= seq_read,
+	.llseek		= seq_lseek,
+	.release	= single_release,
+};
 int hci_register_sysfs(struct hci_dev *hdev)
 {
 	struct device *dev = &hdev->dev;
@@ -465,6 +500,9 @@ int hci_register_sysfs(struct hci_dev *hdev)
 	debugfs_create_file("inquiry_cache", 0444, hdev->debugfs,
 						hdev, &inquiry_cache_fops);
 
+	debugfs_create_file("blacklist", 0444, hdev->debugfs,
+						hdev, &blacklist_fops);
+
 	return 0;
 }
 

net/bluetooth/rfcomm/sock.c

@@ -1152,7 +1152,7 @@ error:
 	return err;
 }
 
-void rfcomm_cleanup_sockets(void)
+void __exit rfcomm_cleanup_sockets(void)
 {
 	debugfs_remove(rfcomm_sock_debugfs);
 

net/bluetooth/rfcomm/tty.c

@@ -1153,7 +1153,7 @@ static const struct tty_operations rfcomm_ops = {
 	.tiocmset		= rfcomm_tty_tiocmset,
 };
 
-int rfcomm_init_ttys(void)
+int __init rfcomm_init_ttys(void)
 {
 	rfcomm_tty_driver = alloc_tty_driver(RFCOMM_TTY_PORTS);
 	if (!rfcomm_tty_driver)
@@ -1183,7 +1183,7 @@ int rfcomm_init_ttys(void)
 	return 0;
 }
 
-void rfcomm_cleanup_ttys(void)
+void __exit rfcomm_cleanup_ttys(void)
 {
 	tty_unregister_driver(rfcomm_tty_driver);
 	put_tty_driver(rfcomm_tty_driver);

net/mac80211/cfg.c

@@ -158,7 +158,7 @@ static int ieee80211_add_key(struct wiphy *wiphy, struct net_device *dev,
 	if (mac_addr) {
 		sta = sta_info_get_bss(sdata, mac_addr);
 		if (!sta) {
-			ieee80211_key_free(key);
+			ieee80211_key_free(sdata->local, key);
 			err = -ENOENT;
 			goto out_unlock;
 		}
@@ -192,7 +192,7 @@ static int ieee80211_del_key(struct wiphy *wiphy, struct net_device *dev,
 			goto out_unlock;
 
 		if (sta->key) {
-			ieee80211_key_free(sta->key);
+			ieee80211_key_free(sdata->local, sta->key);
 			WARN_ON(sta->key);
 			ret = 0;
 		}
@@ -205,7 +205,7 @@ static int ieee80211_del_key(struct wiphy *wiphy, struct net_device *dev,
 		goto out_unlock;
 	}
 
-	ieee80211_key_free(sdata->keys[key_idx]);
+	ieee80211_key_free(sdata->local, sdata->keys[key_idx]);
 	WARN_ON(sdata->keys[key_idx]);
 
 	ret = 0;
@@ -324,15 +324,10 @@ static int ieee80211_config_default_mgmt_key(struct wiphy *wiphy,
 					     struct net_device *dev,
 					     u8 key_idx)
 {
-	struct ieee80211_sub_if_data *sdata;
+	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
 
-	rcu_read_lock();
-
-	sdata = IEEE80211_DEV_TO_SUB_IF(dev);
 	ieee80211_set_default_mgmt_key(sdata, key_idx);
 
-	rcu_read_unlock();
-
 	return 0;
 }
 

net/mac80211/ieee80211_i.h

@@ -238,6 +238,7 @@ enum ieee80211_work_type {
 	IEEE80211_WORK_ABORT,
 	IEEE80211_WORK_DIRECT_PROBE,
 	IEEE80211_WORK_AUTH,
+	IEEE80211_WORK_ASSOC_BEACON_WAIT,
 	IEEE80211_WORK_ASSOC,
 	IEEE80211_WORK_REMAIN_ON_CHANNEL,
 };

net/mac80211/key.c

@@ -323,13 +323,15 @@ static void __ieee80211_key_destroy(struct ieee80211_key *key)
 	if (!key)
 		return;
 
-	ieee80211_key_disable_hw_accel(key);
+	if (key->local)
+		ieee80211_key_disable_hw_accel(key);
 
 	if (key->conf.alg == ALG_CCMP)
 		ieee80211_aes_key_free(key->u.ccmp.tfm);
 	if (key->conf.alg == ALG_AES_CMAC)
 		ieee80211_aes_cmac_key_free(key->u.aes_cmac.tfm);
-	ieee80211_debugfs_key_remove(key);
+	if (key->local)
+		ieee80211_debugfs_key_remove(key);
 
 	kfree(key);
 }
@@ -410,15 +412,12 @@ static void __ieee80211_key_free(struct ieee80211_key *key)
 	__ieee80211_key_destroy(key);
 }
 
-void ieee80211_key_free(struct ieee80211_key *key)
+void ieee80211_key_free(struct ieee80211_local *local,
+			struct ieee80211_key *key)
 {
-	struct ieee80211_local *local;
-
 	if (!key)
 		return;
 
-	local = key->sdata->local;
-
 	mutex_lock(&local->key_mtx);
 	__ieee80211_key_free(key);
 	mutex_unlock(&local->key_mtx);

net/mac80211/key.h

@@ -135,7 +135,8 @@ struct ieee80211_key *ieee80211_key_alloc(enum ieee80211_key_alg alg,
 void ieee80211_key_link(struct ieee80211_key *key,
 			struct ieee80211_sub_if_data *sdata,
 			struct sta_info *sta);
-void ieee80211_key_free(struct ieee80211_key *key);
+void ieee80211_key_free(struct ieee80211_local *local,
+			struct ieee80211_key *key);
 void ieee80211_set_default_key(struct ieee80211_sub_if_data *sdata, int idx);
 void ieee80211_set_default_mgmt_key(struct ieee80211_sub_if_data *sdata,
 				    int idx);

net/mac80211/main.c

@@ -107,12 +107,15 @@ int ieee80211_hw_config(struct ieee80211_local *local, u32 changed)
 	if (scan_chan) {
 		chan = scan_chan;
 		channel_type = NL80211_CHAN_NO_HT;
+		local->hw.conf.flags |= IEEE80211_CONF_OFFCHANNEL;
 	} else if (local->tmp_channel) {
 		chan = scan_chan = local->tmp_channel;
 		channel_type = local->tmp_channel_type;
+		local->hw.conf.flags |= IEEE80211_CONF_OFFCHANNEL;
 	} else {
 		chan = local->oper_channel;
 		channel_type = local->_oper_channel_type;
+		local->hw.conf.flags &= ~IEEE80211_CONF_OFFCHANNEL;
 	}
 
 	if (chan != local->hw.conf.channel ||

net/mac80211/mlme.c

@@ -870,6 +870,11 @@ static void ieee80211_set_associated(struct ieee80211_sub_if_data *sdata,
 
 	ieee80211_led_assoc(local, 1);
 
+	if (local->hw.flags & IEEE80211_HW_NEED_DTIM_PERIOD)
+		bss_conf->dtim_period = bss->dtim_period;
+	else
+		bss_conf->dtim_period = 0;
+
 	bss_conf->assoc = 1;
 	/*
 	 * For now just always ask the driver to update the basic rateset
@@ -1751,7 +1756,8 @@ void ieee80211_sta_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata,
 			if (wk->sdata != sdata)
 				continue;
 
-			if (wk->type != IEEE80211_WORK_ASSOC)
+			if (wk->type != IEEE80211_WORK_ASSOC &&
+			    wk->type != IEEE80211_WORK_ASSOC_BEACON_WAIT)
 				continue;
 
 			if (memcmp(mgmt->bssid, wk->filter_ta, ETH_ALEN))
@@ -2086,6 +2092,8 @@ static enum work_done_result ieee80211_assoc_done(struct ieee80211_work *wk,
 						  struct sk_buff *skb)
 {
 	struct ieee80211_mgmt *mgmt;
+	struct ieee80211_rx_status *rx_status;
+	struct ieee802_11_elems elems;
 	u16 status;
 
 	if (!skb) {
@@ -2093,6 +2101,19 @@ static enum work_done_result ieee80211_assoc_done(struct ieee80211_work *wk,
 		return WORK_DONE_DESTROY;
 	}
 
+	if (wk->type == IEEE80211_WORK_ASSOC_BEACON_WAIT) {
+		mutex_lock(&wk->sdata->u.mgd.mtx);
+		rx_status = (void *) skb->cb;
+		ieee802_11_parse_elems(skb->data + 24 + 12, skb->len - 24 - 12, &elems);
+		ieee80211_rx_bss_info(wk->sdata, (void *)skb->data, skb->len, rx_status,
+				      &elems, true);
+		mutex_unlock(&wk->sdata->u.mgd.mtx);
+
+		wk->type = IEEE80211_WORK_ASSOC;
+		/* not really done yet */
+		return WORK_DONE_REQUEUE;
+	}
+
 	mgmt = (void *)skb->data;
 	status = le16_to_cpu(mgmt->u.assoc_resp.status_code);
 
@@ -2206,10 +2227,14 @@ int ieee80211_mgd_assoc(struct ieee80211_sub_if_data *sdata,
 	if (req->prev_bssid)
 		memcpy(wk->assoc.prev_bssid, req->prev_bssid, ETH_ALEN);
 
-	wk->type = IEEE80211_WORK_ASSOC;
 	wk->chan = req->bss->channel;
 	wk->sdata = sdata;
 	wk->done = ieee80211_assoc_done;
+	if (!bss->dtim_period &&
+	    sdata->local->hw.flags & IEEE80211_HW_NEED_DTIM_PERIOD)
+		wk->type = IEEE80211_WORK_ASSOC_BEACON_WAIT;
+	else
+		wk->type = IEEE80211_WORK_ASSOC;
 
 	if (req->use_mfp) {
 		ifmgd->mfp = IEEE80211_MFP_REQUIRED;
@@ -2257,7 +2282,8 @@ int ieee80211_mgd_deauth(struct ieee80211_sub_if_data *sdata,
 
 			if (wk->type != IEEE80211_WORK_DIRECT_PROBE &&
 			    wk->type != IEEE80211_WORK_AUTH &&
-			    wk->type != IEEE80211_WORK_ASSOC)
+			    wk->type != IEEE80211_WORK_ASSOC &&
+			    wk->type != IEEE80211_WORK_ASSOC_BEACON_WAIT)
 				continue;
 
 			if (memcmp(req->bss->bssid, wk->filter_ta, ETH_ALEN))

net/mac80211/rc80211_minstrel.c

@@ -67,7 +67,6 @@ rix_to_ndx(struct minstrel_sta_info *mi, int rix)
 	for (i = rix; i >= 0; i--)
 		if (mi->r[i].rix == rix)
 			break;
-	WARN_ON(i < 0);
 	return i;
 }
 

net/mac80211/rc80211_minstrel_ht.c

@@ -636,7 +636,7 @@ minstrel_ht_update_caps(void *priv, struct ieee80211_supported_band *sband,
 	int i;
 
 	/* fall back to the old minstrel for legacy stations */
-	if (sta && !sta->ht_cap.ht_supported) {
+	if (!sta->ht_cap.ht_supported) {
 		msp->is_ht = false;
 		memset(&msp->legacy, 0, sizeof(msp->legacy));
 		msp->legacy.r = msp->ratelist;
@@ -748,7 +748,7 @@ minstrel_ht_alloc_sta(void *priv, struct ieee80211_sta *sta, gfp_t gfp)
 	return msp;
 
 error1:
-	kfree(msp->sample_table);
+	kfree(msp->ratelist);
 error:
 	kfree(msp);
 	return NULL;

net/mac80211/scan.c

@@ -114,6 +114,10 @@ ieee80211_bss_info_update(struct ieee80211_local *local,
 		bss->dtim_period = tim_ie->dtim_period;
 	}
 
+	/* If the beacon had no TIM IE, or it was invalid, use 1 */
+	if (beacon && !bss->dtim_period)
+		bss->dtim_period = 1;
+
 	/* replace old supported rates if we get new values */
 	srlen = 0;
 	if (elems->supp_rates) {
@@ -286,8 +290,6 @@ void ieee80211_scan_completed(struct ieee80211_hw *hw, bool aborted)
 	local->scanning = 0;
 	local->scan_channel = NULL;
 
-	drv_sw_scan_complete(local);
-
 	/* we only have to protect scan_req and hw/sw scan */
 	mutex_unlock(&local->scan_mtx);
 
@@ -297,6 +299,8 @@ void ieee80211_scan_completed(struct ieee80211_hw *hw, bool aborted)
 
 	ieee80211_configure_filter(local);
 
+	drv_sw_scan_complete(local);
+
 	ieee80211_offchannel_return(local, true);
 
  done:

net/mac80211/sta_info.c

@@ -647,7 +647,7 @@ static int __must_check __sta_info_destroy(struct sta_info *sta)
 		return ret;
 
 	if (sta->key) {
-		ieee80211_key_free(sta->key);
+		ieee80211_key_free(local, sta->key);
 		WARN_ON(sta->key);
 	}
 

net/mac80211/tx.c

@@ -575,17 +575,6 @@ ieee80211_tx_h_select_key(struct ieee80211_tx_data *tx)
 	return TX_CONTINUE;
 }
 
-static ieee80211_tx_result debug_noinline
-ieee80211_tx_h_sta(struct ieee80211_tx_data *tx)
-{
-	struct ieee80211_tx_info *info = IEEE80211_SKB_CB(tx->skb);
-
-	if (tx->sta && tx->sta->uploaded)
-		info->control.sta = &tx->sta->sta;
-
-	return TX_CONTINUE;
-}
-
 static ieee80211_tx_result debug_noinline
 ieee80211_tx_h_rate_ctrl(struct ieee80211_tx_data *tx)
 {
@@ -1307,6 +1296,11 @@ static int __ieee80211_tx(struct ieee80211_local *local,
 			break;
 		}
 
+		if (sta && sta->uploaded)
+			info->control.sta = &sta->sta;
+		else
+			info->control.sta = NULL;
+
 		ret = drv_tx(local, skb);
 		if (WARN_ON(ret != NETDEV_TX_OK && skb->len != len)) {
 			dev_kfree_skb(skb);
@@ -1346,7 +1340,6 @@ static int invoke_tx_handlers(struct ieee80211_tx_data *tx)
 	CALL_TXH(ieee80211_tx_h_check_assoc);
 	CALL_TXH(ieee80211_tx_h_ps_buf);
 	CALL_TXH(ieee80211_tx_h_select_key);
-	CALL_TXH(ieee80211_tx_h_sta);
 	if (!(tx->local->hw.flags & IEEE80211_HW_HAS_RATE_CONTROL))
 		CALL_TXH(ieee80211_tx_h_rate_ctrl);
 
@@ -1942,11 +1935,13 @@ netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb,
 		h_pos += encaps_len;
 	}
 
+#ifdef CONFIG_MAC80211_MESH
 	if (meshhdrlen > 0) {
 		memcpy(skb_push(skb, meshhdrlen), &mesh_hdr, meshhdrlen);
 		nh_pos += meshhdrlen;
 		h_pos += meshhdrlen;
 	}
+#endif
 
 	if (ieee80211_is_data_qos(fc)) {
 		__le16 *qos_control;

net/mac80211/util.c

@@ -803,8 +803,12 @@ void ieee80211_set_wmm_default(struct ieee80211_sub_if_data *sdata)
 
 	/* after reinitialize QoS TX queues setting to default,
 	 * disable QoS at all */
-	sdata->vif.bss_conf.qos = sdata->vif.type != NL80211_IFTYPE_STATION;
-	ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_QOS);
+
+	if (sdata->vif.type != NL80211_IFTYPE_MONITOR) {
+		sdata->vif.bss_conf.qos =
+			sdata->vif.type != NL80211_IFTYPE_STATION;
+		ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_QOS);
+	}
 }
 
 void ieee80211_sta_def_wmm_params(struct ieee80211_sub_if_data *sdata,

net/mac80211/work.c

@@ -560,6 +560,22 @@ ieee80211_remain_on_channel_timeout(struct ieee80211_work *wk)
 	return WORK_ACT_TIMEOUT;
 }
 
+static enum work_action __must_check
+ieee80211_assoc_beacon_wait(struct ieee80211_work *wk)
+{
+	if (wk->started)
+		return WORK_ACT_TIMEOUT;
+
+	/*
+	 * Wait up to one beacon interval ...
+	 * should this be more if we miss one?
+	 */
+	printk(KERN_DEBUG "%s: waiting for beacon from %pM\n",
+	       wk->sdata->name, wk->filter_ta);
+	wk->timeout = TU_TO_EXP_TIME(wk->assoc.bss->beacon_interval);
+	return WORK_ACT_NONE;
+}
+
 static void ieee80211_auth_challenge(struct ieee80211_work *wk,
 				     struct ieee80211_mgmt *mgmt,
 				     size_t len)
@@ -709,6 +725,25 @@ ieee80211_rx_mgmt_probe_resp(struct ieee80211_work *wk,
 	return WORK_ACT_DONE;
 }
 
+static enum work_action __must_check
+ieee80211_rx_mgmt_beacon(struct ieee80211_work *wk,
+			 struct ieee80211_mgmt *mgmt, size_t len)
+{
+	struct ieee80211_sub_if_data *sdata = wk->sdata;
+	struct ieee80211_local *local = sdata->local;
+
+	ASSERT_WORK_MTX(local);
+
+	if (wk->type != IEEE80211_WORK_ASSOC_BEACON_WAIT)
+		return WORK_ACT_MISMATCH;
+
+	if (len < 24 + 12)
+		return WORK_ACT_NONE;
+
+	printk(KERN_DEBUG "%s: beacon received\n", sdata->name);
+	return WORK_ACT_DONE;
+}
+
 static void ieee80211_work_rx_queued_mgmt(struct ieee80211_local *local,
 					  struct sk_buff *skb)
 {
@@ -731,6 +766,7 @@ static void ieee80211_work_rx_queued_mgmt(struct ieee80211_local *local,
 		case IEEE80211_WORK_DIRECT_PROBE:
 		case IEEE80211_WORK_AUTH:
 		case IEEE80211_WORK_ASSOC:
+		case IEEE80211_WORK_ASSOC_BEACON_WAIT:
 			bssid = wk->filter_ta;
 			break;
 		default:
@@ -745,6 +781,9 @@ static void ieee80211_work_rx_queued_mgmt(struct ieee80211_local *local,
 			continue;
 
 		switch (fc & IEEE80211_FCTL_STYPE) {
+		case IEEE80211_STYPE_BEACON:
+			rma = ieee80211_rx_mgmt_beacon(wk, mgmt, skb->len);
+			break;
 		case IEEE80211_STYPE_PROBE_RESP:
 			rma = ieee80211_rx_mgmt_probe_resp(wk, mgmt, skb->len,
 							   rx_status);
@@ -916,6 +955,9 @@ static void ieee80211_work_work(struct work_struct *work)
 		case IEEE80211_WORK_REMAIN_ON_CHANNEL:
 			rma = ieee80211_remain_on_channel_timeout(wk);
 			break;
+		case IEEE80211_WORK_ASSOC_BEACON_WAIT:
+			rma = ieee80211_assoc_beacon_wait(wk);
+			break;
 		}
 
 		wk->started = started;
@@ -1065,6 +1107,7 @@ ieee80211_rx_result ieee80211_work_rx_mgmt(struct ieee80211_sub_if_data *sdata,
 		case IEEE80211_STYPE_PROBE_RESP:
 		case IEEE80211_STYPE_ASSOC_RESP:
 		case IEEE80211_STYPE_REASSOC_RESP:
+		case IEEE80211_STYPE_BEACON:
 			skb_queue_tail(&local->work_skb_queue, skb);
 			ieee80211_queue_work(&local->hw, &local->work_work);
 			return RX_QUEUED;

net/wireless/core.c

@@ -907,3 +907,52 @@ static void __exit cfg80211_exit(void)
 	destroy_workqueue(cfg80211_wq);
 }
 module_exit(cfg80211_exit);
+
+static int ___wiphy_printk(const char *level, const struct wiphy *wiphy,
+			   struct va_format *vaf)
+{
+	if (!wiphy)
+		return printk("%s(NULL wiphy *): %pV", level, vaf);
+
+	return printk("%s%s: %pV", level, wiphy_name(wiphy), vaf);
+}
+
+int __wiphy_printk(const char *level, const struct wiphy *wiphy,
+		   const char *fmt, ...)
+{
+	struct va_format vaf;
+	va_list args;
+	int r;
+
+	va_start(args, fmt);
+
+	vaf.fmt = fmt;
+	vaf.va = &args;
+
+	r = ___wiphy_printk(level, wiphy, &vaf);
+	va_end(args);
+
+	return r;
+}
+EXPORT_SYMBOL(__wiphy_printk);
+
+#define define_wiphy_printk_level(func, kern_level)		\
+int func(const struct wiphy *wiphy, const char *fmt, ...)	\
+{								\
+	struct va_format vaf;					\
+	va_list args;						\
+	int r;							\
+								\
+	va_start(args, fmt);					\
+								\
+	vaf.fmt = fmt;						\
+	vaf.va = &args;						\
+								\
+	r = ___wiphy_printk(kern_level, wiphy, &vaf);		\
+	va_end(args);						\
+								\
+	return r;						\
+}								\
+EXPORT_SYMBOL(func);
+
+define_wiphy_printk_level(wiphy_debug, KERN_DEBUG);

net/wireless/ibss.c

@@ -247,8 +247,10 @@ int cfg80211_ibss_wext_join(struct cfg80211_registered_device *rdev,
 	if (!netif_running(wdev->netdev))
 		return 0;
 
-	if (wdev->wext.keys)
+	if (wdev->wext.keys) {
 		wdev->wext.keys->def = wdev->wext.default_key;
+		wdev->wext.keys->defmgmt = wdev->wext.default_mgmt_key;
+	}
 
 	wdev->wext.ibss.privacy = wdev->wext.default_key != -1;
 

net/wireless/lib80211_crypt_ccmp.c

@@ -467,7 +467,6 @@ static struct lib80211_crypto_ops lib80211_crypt_ccmp = {
 	.name = "CCMP",
 	.init = lib80211_ccmp_init,
 	.deinit = lib80211_ccmp_deinit,
-	.build_iv = lib80211_ccmp_hdr,
 	.encrypt_mpdu = lib80211_ccmp_encrypt,
 	.decrypt_mpdu = lib80211_ccmp_decrypt,
 	.encrypt_msdu = NULL,

net/wireless/lib80211_crypt_tkip.c

@@ -757,7 +757,6 @@ static struct lib80211_crypto_ops lib80211_crypt_tkip = {
 	.name = "TKIP",
 	.init = lib80211_tkip_init,
 	.deinit = lib80211_tkip_deinit,
-	.build_iv = lib80211_tkip_hdr,
 	.encrypt_mpdu = lib80211_tkip_encrypt,
 	.decrypt_mpdu = lib80211_tkip_decrypt,
 	.encrypt_msdu = lib80211_michael_mic_add,

net/wireless/lib80211_crypt_wep.c

@@ -269,7 +269,6 @@ static struct lib80211_crypto_ops lib80211_crypt_wep = {
 	.name = "WEP",
 	.init = lib80211_wep_init,
 	.deinit = lib80211_wep_deinit,
-	.build_iv = lib80211_wep_build_iv,
 	.encrypt_mpdu = lib80211_wep_encrypt,
 	.decrypt_mpdu = lib80211_wep_decrypt,
 	.encrypt_msdu = NULL,

net/wireless/nl80211.c

@@ -2769,6 +2769,7 @@ static int nl80211_get_mesh_params(struct sk_buff *skb,
 
  nla_put_failure:
 	genlmsg_cancel(msg, hdr);
+	nlmsg_free(msg);
 	err = -EMSGSIZE;
  out:
 	/* Cleanup */
@@ -2960,6 +2961,7 @@ static int nl80211_get_reg(struct sk_buff *skb, struct genl_info *info)
 
 nla_put_failure:
 	genlmsg_cancel(msg, hdr);
+	nlmsg_free(msg);
 	err = -EMSGSIZE;
 out:
 	mutex_unlock(&cfg80211_mutex);

net/wireless/reg.c

@@ -1306,6 +1306,7 @@ static void reg_process_hint(struct regulatory_request *reg_request)
 {
 	int r = 0;
 	struct wiphy *wiphy = NULL;
+	enum nl80211_reg_initiator initiator = reg_request->initiator;
 
 	BUG_ON(!reg_request->alpha2);
 
@@ -1325,7 +1326,7 @@ static void reg_process_hint(struct regulatory_request *reg_request)
 	/* This is required so that the orig_* parameters are saved */
 	if (r == -EALREADY && wiphy &&
 	    wiphy->flags & WIPHY_FLAG_STRICT_REGULATORY)
-		wiphy_update_regulatory(wiphy, reg_request->initiator);
+		wiphy_update_regulatory(wiphy, initiator);
 out:
 	mutex_unlock(&reg_mutex);
 	mutex_unlock(&cfg80211_mutex);
@@ -1492,7 +1493,6 @@ void regulatory_hint_11d(struct wiphy *wiphy,
 			 u8 *country_ie,
 			 u8 country_ie_len)
 {
-	struct ieee80211_regdomain *rd = NULL;
 	char alpha2[2];
 	enum environment_cap env = ENVIRON_ANY;
 	struct regulatory_request *request;
@@ -1529,7 +1529,7 @@ void regulatory_hint_11d(struct wiphy *wiphy,
 
 	request = kzalloc(sizeof(struct regulatory_request), GFP_KERNEL);
 	if (!request)
-		goto free_rd_out;
+		goto out;
 
 	request->wiphy_idx = get_wiphy_idx(wiphy);
 	request->alpha2[0] = alpha2[0];
@@ -1543,8 +1543,6 @@ void regulatory_hint_11d(struct wiphy *wiphy,
 
 	return;
 
-free_rd_out:
-	kfree(rd);
 out:
 	mutex_unlock(&reg_mutex);
 }