Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: (27 commits) ipv6: Don't pass invalid dst_entry pointer to dst_release(). mlx4: fix kfree on error path in new_steering_entry() tcp: len check is unnecessarily devastating, change to WARN_ON sctp: malloc enough room for asconf-ack chunk sctp: fix auth_hmacs field's length of struct sctp_cookie net: Fix dev dev_ethtool_get_rx_csum() for forced NETIF_F_RXCSUM usbnet: use eth%d name for known ethernet devices starfire: clean up dma_addr_t size test iwlegacy: fix bugs in change_interface carl9170: Fix tx aggregation problems with some clients iwl3945: disable hw scan by default wireless: rt2x00: rt2800usb.c add and identify ids iwl3945: do not deprecate software scan mac80211: fix aggregation frame release during timeout cfg80211: fix BSS double-unlinking (continued) cfg80211:: fix possible NULL pointer dereference mac80211: fix possible NULL pointer dereference mac80211: fix NULL pointer dereference in ieee80211_key_alloc() ath9k: fix a chip wakeup related crash in ath9k_start mac80211: fix a crash in minstrel_ht in HT mode with no supported MCS rates ...
kishon · Apr 5, 2011 · d14f5b8 · d14f5b8
2 parents b2a8b4b + 738faca
commit d14f5b8
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Showing 36 changed files with 138 additions and 60 deletions.
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
@@ -71,6 +71,9 @@ static struct usb_device_id btusb_table[] = {
 	/* Apple MacBookAir3,1, MacBookAir3,2 */
 	{ USB_DEVICE(0x05ac, 0x821b) },
 
+	/* Apple MacBookPro8,2 */
+	{ USB_DEVICE(0x05ac, 0x821a) },
+
 	/* AVM BlueFRITZ! USB v2.0 */
 	{ USB_DEVICE(0x057c, 0x3800) },
 
@@ -690,7 +693,8 @@ static int btusb_send_frame(struct sk_buff *skb)
 		break;
 
 	case HCI_ACLDATA_PKT:
-		if (!data->bulk_tx_ep || hdev->conn_hash.acl_num < 1)
+		if (!data->bulk_tx_ep || (hdev->conn_hash.acl_num < 1 &&
+						hdev->conn_hash.le_num < 1))
 			return -ENODEV;
 
 		urb = usb_alloc_urb(0, GFP_ATOMIC);

diff --git a/drivers/net/mlx4/mcg.c b/drivers/net/mlx4/mcg.c
@@ -111,7 +111,7 @@ static int new_steering_entry(struct mlx4_dev *dev, u8 vep_num, u8 port,
 	u32 members_count;
 	struct mlx4_steer_index *new_entry;
 	struct mlx4_promisc_qp *pqp;
-	struct mlx4_promisc_qp *dqp;
+	struct mlx4_promisc_qp *dqp = NULL;
 	u32 prot;
 	int err;
 	u8 pf_num;
@@ -184,7 +184,7 @@ static int new_steering_entry(struct mlx4_dev *dev, u8 vep_num, u8 port,
 out_alloc:
 	if (dqp) {
 		list_del(&dqp->list);
-		kfree(&dqp);
+		kfree(dqp);
 	}
 	list_del(&new_entry->list);
 	kfree(new_entry);

diff --git a/drivers/net/starfire.c b/drivers/net/starfire.c
@@ -144,11 +144,7 @@ static int full_duplex[MAX_UNITS] = {0, };
 /* Time in jiffies before concluding the transmitter is hung. */
 #define TX_TIMEOUT	(2 * HZ)
 
-/*
- * This SUCKS.
- * We need a much better method to determine if dma_addr_t is 64-bit.
- */
-#if (defined(__i386__) && defined(CONFIG_HIGHMEM64G)) || defined(__x86_64__) || defined (__ia64__) || defined(__alpha__) || (defined(CONFIG_MIPS) && ((defined(CONFIG_HIGHMEM) && defined(CONFIG_64BIT_PHYS_ADDR)) || defined(CONFIG_64BIT))) || (defined(__powerpc64__) || defined(CONFIG_PHYS_64BIT))
+#ifdef CONFIG_ARCH_DMA_ADDR_T_64BIT
 /* 64-bit dma_addr_t */
 #define ADDR_64BITS	/* This chip uses 64 bit addresses. */
 #define netdrv_addr_t __le64

diff --git a/drivers/net/usb/cdc_eem.c b/drivers/net/usb/cdc_eem.c
@@ -340,7 +340,7 @@ static int eem_rx_fixup(struct usbnet *dev, struct sk_buff *skb)
 
 static const struct driver_info eem_info = {
 	.description =	"CDC EEM Device",
-	.flags =	FLAG_ETHER,
+	.flags =	FLAG_ETHER | FLAG_POINTTOPOINT,
 	.bind =		eem_bind,
 	.rx_fixup =	eem_rx_fixup,
 	.tx_fixup =	eem_tx_fixup,

diff --git a/drivers/net/usb/cdc_ether.c b/drivers/net/usb/cdc_ether.c
@@ -452,7 +452,7 @@ static int cdc_manage_power(struct usbnet *dev, int on)
 
 static const struct driver_info	cdc_info = {
 	.description =	"CDC Ethernet Device",
-	.flags =	FLAG_ETHER,
+	.flags =	FLAG_ETHER | FLAG_POINTTOPOINT,
 	// .check_connect = cdc_check_connect,
 	.bind =		usbnet_cdc_bind,
 	.unbind =	usbnet_cdc_unbind,

diff --git a/drivers/net/usb/cdc_ncm.c b/drivers/net/usb/cdc_ncm.c
@@ -1237,7 +1237,7 @@ static int cdc_ncm_manage_power(struct usbnet *dev, int status)
 
 static const struct driver_info cdc_ncm_info = {
 	.description = "CDC NCM",
-	.flags = FLAG_NO_SETINT | FLAG_MULTI_PACKET,
+	.flags = FLAG_POINTTOPOINT | FLAG_NO_SETINT | FLAG_MULTI_PACKET,
 	.bind = cdc_ncm_bind,
 	.unbind = cdc_ncm_unbind,
 	.check_connect = cdc_ncm_check_connect,

diff --git a/drivers/net/usb/cdc_subset.c b/drivers/net/usb/cdc_subset.c
@@ -89,6 +89,7 @@ static int always_connected (struct usbnet *dev)
 
 static const struct driver_info	ali_m5632_info = {
 	.description =	"ALi M5632",
+	.flags       = FLAG_POINTTOPOINT,
 };
 
 #endif
@@ -110,6 +111,7 @@ static const struct driver_info	ali_m5632_info = {
 
 static const struct driver_info	an2720_info = {
 	.description =	"AnchorChips/Cypress 2720",
+	.flags       = FLAG_POINTTOPOINT,
 	// no reset available!
 	// no check_connect available!
 
@@ -132,6 +134,7 @@ static const struct driver_info	an2720_info = {
 
 static const struct driver_info	belkin_info = {
 	.description =	"Belkin, eTEK, or compatible",
+	.flags       = FLAG_POINTTOPOINT,
 };
 
 #endif	/* CONFIG_USB_BELKIN */
@@ -157,6 +160,7 @@ static const struct driver_info	belkin_info = {
 static const struct driver_info	epson2888_info = {
 	.description =	"Epson USB Device",
 	.check_connect = always_connected,
+	.flags = FLAG_POINTTOPOINT,
 
 	.in = 4, .out = 3,
 };
@@ -173,6 +177,7 @@ static const struct driver_info	epson2888_info = {
 #define HAVE_HARDWARE
 static const struct driver_info kc2190_info = {
 	.description =  "KC Technology KC-190",
+	.flags = FLAG_POINTTOPOINT,
 };
 #endif /* CONFIG_USB_KC2190 */
 
@@ -200,16 +205,19 @@ static const struct driver_info kc2190_info = {
 static const struct driver_info	linuxdev_info = {
 	.description =	"Linux Device",
 	.check_connect = always_connected,
+	.flags = FLAG_POINTTOPOINT,
 };
 
 static const struct driver_info	yopy_info = {
 	.description =	"Yopy",
 	.check_connect = always_connected,
+	.flags = FLAG_POINTTOPOINT,
 };
 
 static const struct driver_info	blob_info = {
 	.description =	"Boot Loader OBject",
 	.check_connect = always_connected,
+	.flags = FLAG_POINTTOPOINT,
 };
 
 #endif	/* CONFIG_USB_ARMLINUX */

diff --git a/drivers/net/usb/gl620a.c b/drivers/net/usb/gl620a.c
@@ -193,7 +193,7 @@ static int genelink_bind(struct usbnet *dev, struct usb_interface *intf)
 
 static const struct driver_info	genelink_info = {
 	.description =	"Genesys GeneLink",
-	.flags =	FLAG_FRAMING_GL | FLAG_NO_SETINT,
+	.flags =	FLAG_POINTTOPOINT | FLAG_FRAMING_GL | FLAG_NO_SETINT,
 	.bind =		genelink_bind,
 	.rx_fixup =	genelink_rx_fixup,
 	.tx_fixup =	genelink_tx_fixup,

diff --git a/drivers/net/usb/net1080.c b/drivers/net/usb/net1080.c
@@ -560,7 +560,7 @@ static int net1080_bind(struct usbnet *dev, struct usb_interface *intf)
 
 static const struct driver_info	net1080_info = {
 	.description =	"NetChip TurboCONNECT",
-	.flags =	FLAG_FRAMING_NC,
+	.flags =	FLAG_POINTTOPOINT | FLAG_FRAMING_NC,
 	.bind =		net1080_bind,
 	.reset =	net1080_reset,
 	.check_connect = net1080_check_connect,

diff --git a/drivers/net/usb/plusb.c b/drivers/net/usb/plusb.c
@@ -96,7 +96,7 @@ static int pl_reset(struct usbnet *dev)
 
 static const struct driver_info	prolific_info = {
 	.description =	"Prolific PL-2301/PL-2302",
-	.flags =	FLAG_NO_SETINT,
+	.flags =	FLAG_POINTTOPOINT | FLAG_NO_SETINT,
 		/* some PL-2302 versions seem to fail usb_set_interface() */
 	.reset =	pl_reset,
 };

diff --git a/drivers/net/usb/rndis_host.c b/drivers/net/usb/rndis_host.c
@@ -573,7 +573,7 @@ EXPORT_SYMBOL_GPL(rndis_tx_fixup);
 
 static const struct driver_info	rndis_info = {
 	.description =	"RNDIS device",
-	.flags =	FLAG_ETHER | FLAG_FRAMING_RN | FLAG_NO_SETINT,
+	.flags =	FLAG_ETHER | FLAG_POINTTOPOINT | FLAG_FRAMING_RN | FLAG_NO_SETINT,
 	.bind =		rndis_bind,
 	.unbind =	rndis_unbind,
 	.status =	rndis_status,

diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c
@@ -1380,7 +1380,8 @@ usbnet_probe (struct usb_interface *udev, const struct usb_device_id *prod)
 		// else "eth%d" when there's reasonable doubt.  userspace
 		// can rename the link if it knows better.
 		if ((dev->driver_info->flags & FLAG_ETHER) != 0 &&
-		    (net->dev_addr [0] & 0x02) == 0)
+		    ((dev->driver_info->flags & FLAG_POINTTOPOINT) == 0 ||
+		     (net->dev_addr [0] & 0x02) == 0))
 			strcpy (net->name, "eth%d");
 		/* WLAN devices should always be named "wlan%d" */
 		if ((dev->driver_info->flags & FLAG_WLAN) != 0)

diff --git a/drivers/net/usb/zaurus.c b/drivers/net/usb/zaurus.c
@@ -102,7 +102,7 @@ static int always_connected (struct usbnet *dev)
 
 static const struct driver_info	zaurus_sl5x00_info = {
 	.description =	"Sharp Zaurus SL-5x00",
-	.flags =	FLAG_FRAMING_Z,
+	.flags =	FLAG_POINTTOPOINT | FLAG_FRAMING_Z,
 	.check_connect = always_connected,
 	.bind =		zaurus_bind,
 	.unbind =	usbnet_cdc_unbind,
@@ -112,7 +112,7 @@ static const struct driver_info	zaurus_sl5x00_info = {
 
 static const struct driver_info	zaurus_pxa_info = {
 	.description =	"Sharp Zaurus, PXA-2xx based",
-	.flags =	FLAG_FRAMING_Z,
+	.flags =	FLAG_POINTTOPOINT | FLAG_FRAMING_Z,
 	.check_connect = always_connected,
 	.bind =		zaurus_bind,
 	.unbind =	usbnet_cdc_unbind,
@@ -122,7 +122,7 @@ static const struct driver_info	zaurus_pxa_info = {
 
 static const struct driver_info	olympus_mxl_info = {
 	.description =	"Olympus R1000",
-	.flags =	FLAG_FRAMING_Z,
+	.flags =	FLAG_POINTTOPOINT | FLAG_FRAMING_Z,
 	.check_connect = always_connected,
 	.bind =		zaurus_bind,
 	.unbind =	usbnet_cdc_unbind,
@@ -258,7 +258,7 @@ static int blan_mdlm_bind(struct usbnet *dev, struct usb_interface *intf)
 
 static const struct driver_info	bogus_mdlm_info = {
 	.description =	"pseudo-MDLM (BLAN) device",
-	.flags =	FLAG_FRAMING_Z,
+	.flags =	FLAG_POINTTOPOINT | FLAG_FRAMING_Z,
 	.check_connect = always_connected,
 	.tx_fixup =	zaurus_tx_fixup,
 	.bind =		blan_mdlm_bind,

diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
@@ -1048,6 +1048,8 @@ static int ath9k_start(struct ieee80211_hw *hw)
 		"Starting driver with initial channel: %d MHz\n",
 		curchan->center_freq);
 
+	ath9k_ps_wakeup(sc);
+
 	mutex_lock(&sc->mutex);
 
 	/* setup initial channel */
@@ -1143,6 +1145,8 @@ static int ath9k_start(struct ieee80211_hw *hw)
 mutex_unlock:
 	mutex_unlock(&sc->mutex);
 
+	ath9k_ps_restore(sc);
+
 	return r;
 }
 

diff --git a/drivers/net/wireless/ath/carl9170/carl9170.h b/drivers/net/wireless/ath/carl9170/carl9170.h
@@ -443,6 +443,7 @@ struct carl9170_ba_stats {
 	u8 ampdu_len;
 	u8 ampdu_ack_len;
 	bool clear;
+	bool req;
 };
 
 struct carl9170_sta_info {

diff --git a/drivers/net/wireless/ath/carl9170/main.c b/drivers/net/wireless/ath/carl9170/main.c
@@ -1355,6 +1355,7 @@ static int carl9170_op_ampdu_action(struct ieee80211_hw *hw,
 		tid_info = rcu_dereference(sta_info->agg[tid]);
 
 		sta_info->stats[tid].clear = true;
+		sta_info->stats[tid].req = false;
 
 		if (tid_info) {
 			bitmap_zero(tid_info->bitmap, CARL9170_BAW_SIZE);

diff --git a/drivers/net/wireless/ath/carl9170/tx.c b/drivers/net/wireless/ath/carl9170/tx.c
@@ -383,6 +383,7 @@ static void carl9170_tx_status_process_ampdu(struct ar9170 *ar,
 
 	if (sta_info->stats[tid].clear) {
 		sta_info->stats[tid].clear = false;
+		sta_info->stats[tid].req = false;
 		sta_info->stats[tid].ampdu_len = 0;
 		sta_info->stats[tid].ampdu_ack_len = 0;
 	}
@@ -391,10 +392,16 @@ static void carl9170_tx_status_process_ampdu(struct ar9170 *ar,
 	if (txinfo->status.rates[0].count == 1)
 		sta_info->stats[tid].ampdu_ack_len++;
 
+	if (!(txinfo->flags & IEEE80211_TX_STAT_ACK))
+		sta_info->stats[tid].req = true;
+
 	if (super->f.mac_control & cpu_to_le16(AR9170_TX_MAC_IMM_BA)) {
 		super->s.rix = sta_info->stats[tid].ampdu_len;
 		super->s.cnt = sta_info->stats[tid].ampdu_ack_len;
 		txinfo->flags |= IEEE80211_TX_STAT_AMPDU;
+		if (sta_info->stats[tid].req)
+			txinfo->flags |= IEEE80211_TX_STAT_AMPDU_NO_BACK;
+
 		sta_info->stats[tid].clear = true;
 	}
 	spin_unlock_bh(&tid_info->lock);

diff --git a/drivers/net/wireless/iwlegacy/iwl-core.c b/drivers/net/wireless/iwlegacy/iwl-core.c
@@ -1805,6 +1805,15 @@ iwl_legacy_mac_change_interface(struct ieee80211_hw *hw,
 
 	mutex_lock(&priv->mutex);
 
+	if (!ctx->vif || !iwl_legacy_is_ready_rf(priv)) {
+		/*
+		 * Huh? But wait ... this can maybe happen when
+		 * we're in the middle of a firmware restart!
+		 */
+		err = -EBUSY;
+		goto out;
+	}
+
 	interface_modes = ctx->interface_modes | ctx->exclusive_interface_modes;
 
 	if (!(interface_modes & BIT(newtype))) {
@@ -1832,6 +1841,7 @@ iwl_legacy_mac_change_interface(struct ieee80211_hw *hw,
 	/* success */
 	iwl_legacy_teardown_interface(priv, vif, true);
 	vif->type = newtype;
+	vif->p2p = newp2p;
 	err = iwl_legacy_setup_interface(priv, ctx);
 	WARN_ON(err);
 	/*

diff --git a/drivers/net/wireless/iwlegacy/iwl3945-base.c b/drivers/net/wireless/iwlegacy/iwl3945-base.c
@@ -93,6 +93,7 @@ MODULE_LICENSE("GPL");
 struct iwl_mod_params iwl3945_mod_params = {
 	.sw_crypto = 1,
 	.restart_fw = 1,
+	.disable_hw_scan = 1,
 	/* the rest are 0 by default */
 };
 
@@ -3960,8 +3961,7 @@ static int iwl3945_pci_probe(struct pci_dev *pdev, const struct pci_device_id *e
 	 * "the hard way", rather than using device's scan.
 	 */
 	if (iwl3945_mod_params.disable_hw_scan) {
-		dev_printk(KERN_DEBUG, &(pdev->dev),
-			"sw scan support is deprecated\n");
+		IWL_DEBUG_INFO(priv, "Disabling hw_scan\n");
 		iwl3945_hw_ops.hw_scan = NULL;
 	}
 
@@ -4280,8 +4280,7 @@ MODULE_PARM_DESC(swcrypto,
 		"using software crypto (default 1 [software])");
 module_param_named(disable_hw_scan, iwl3945_mod_params.disable_hw_scan,
 		int, S_IRUGO);
-MODULE_PARM_DESC(disable_hw_scan,
-		"disable hardware scanning (default 0) (deprecated)");
+MODULE_PARM_DESC(disable_hw_scan, "disable hardware scanning (default 1)");
 #ifdef CONFIG_IWLWIFI_LEGACY_DEBUG
 module_param_named(debug, iwlegacy_debug_level, uint, S_IRUGO | S_IWUSR);
 MODULE_PARM_DESC(debug, "debug output mask");

diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c
@@ -730,8 +730,12 @@ static struct usb_device_id rt2800usb_device_table[] = {
 	{ USB_DEVICE(0x050d, 0x8053), USB_DEVICE_DATA(&rt2800usb_ops) },
 	{ USB_DEVICE(0x050d, 0x805c), USB_DEVICE_DATA(&rt2800usb_ops) },
 	{ USB_DEVICE(0x050d, 0x815c), USB_DEVICE_DATA(&rt2800usb_ops) },
+	{ USB_DEVICE(0x050d, 0x825b), USB_DEVICE_DATA(&rt2800usb_ops) },
+	{ USB_DEVICE(0x050d, 0x935a), USB_DEVICE_DATA(&rt2800usb_ops) },
+	{ USB_DEVICE(0x050d, 0x935b), USB_DEVICE_DATA(&rt2800usb_ops) },
 	/* Buffalo */
 	{ USB_DEVICE(0x0411, 0x00e8), USB_DEVICE_DATA(&rt2800usb_ops) },
+	{ USB_DEVICE(0x0411, 0x016f), USB_DEVICE_DATA(&rt2800usb_ops) },
 	/* Conceptronic */
 	{ USB_DEVICE(0x14b2, 0x3c06), USB_DEVICE_DATA(&rt2800usb_ops) },
 	{ USB_DEVICE(0x14b2, 0x3c07), USB_DEVICE_DATA(&rt2800usb_ops) },
@@ -818,6 +822,7 @@ static struct usb_device_id rt2800usb_device_table[] = {
 	/* Pegatron */
 	{ USB_DEVICE(0x1d4d, 0x000c), USB_DEVICE_DATA(&rt2800usb_ops) },
 	{ USB_DEVICE(0x1d4d, 0x000e), USB_DEVICE_DATA(&rt2800usb_ops) },
+	{ USB_DEVICE(0x1d4d, 0x0011), USB_DEVICE_DATA(&rt2800usb_ops) },
 	/* Philips */
 	{ USB_DEVICE(0x0471, 0x200f), USB_DEVICE_DATA(&rt2800usb_ops) },
 	/* Planex */
@@ -899,6 +904,8 @@ static struct usb_device_id rt2800usb_device_table[] = {
 	{ USB_DEVICE(0x148f, 0x3572), USB_DEVICE_DATA(&rt2800usb_ops) },
 	/* Sitecom */
 	{ USB_DEVICE(0x0df6, 0x0041), USB_DEVICE_DATA(&rt2800usb_ops) },
+	/* Toshiba */
+	{ USB_DEVICE(0x0930, 0x0a07), USB_DEVICE_DATA(&rt2800usb_ops) },
 	/* Zinwell */
 	{ USB_DEVICE(0x5a57, 0x0284), USB_DEVICE_DATA(&rt2800usb_ops) },
 #endif
@@ -961,7 +968,6 @@ static struct usb_device_id rt2800usb_device_table[] = {
 	{ USB_DEVICE(0x05a6, 0x0101), USB_DEVICE_DATA(&rt2800usb_ops) },
 	{ USB_DEVICE(0x1d4d, 0x0002), USB_DEVICE_DATA(&rt2800usb_ops) },
 	{ USB_DEVICE(0x1d4d, 0x0010), USB_DEVICE_DATA(&rt2800usb_ops) },
-	{ USB_DEVICE(0x1d4d, 0x0011), USB_DEVICE_DATA(&rt2800usb_ops) },
 	/* Planex */
 	{ USB_DEVICE(0x2019, 0x5201), USB_DEVICE_DATA(&rt2800usb_ops) },
 	{ USB_DEVICE(0x2019, 0xab24), USB_DEVICE_DATA(&rt2800usb_ops) },
@@ -975,8 +981,6 @@ static struct usb_device_id rt2800usb_device_table[] = {
 	/* Sweex */
 	{ USB_DEVICE(0x177f, 0x0153), USB_DEVICE_DATA(&rt2800usb_ops) },
 	{ USB_DEVICE(0x177f, 0x0313), USB_DEVICE_DATA(&rt2800usb_ops) },
-	/* Toshiba */
-	{ USB_DEVICE(0x0930, 0x0a07), USB_DEVICE_DATA(&rt2800usb_ops) },
 	/* Zyxel */
 	{ USB_DEVICE(0x0586, 0x341a), USB_DEVICE_DATA(&rt2800usb_ops) },
 #endif

diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
@@ -2598,8 +2598,8 @@ static inline int dev_ethtool_get_settings(struct net_device *dev,
 
 static inline u32 dev_ethtool_get_rx_csum(struct net_device *dev)
 {
-	if (dev->hw_features & NETIF_F_RXCSUM)
-		return !!(dev->features & NETIF_F_RXCSUM);
+	if (dev->features & NETIF_F_RXCSUM)
+		return 1;
 	if (!dev->ethtool_ops || !dev->ethtool_ops->get_rx_csum)
 		return 0;
 	return dev->ethtool_ops->get_rx_csum(dev);

diff --git a/include/linux/usb/usbnet.h b/include/linux/usb/usbnet.h
@@ -97,6 +97,8 @@ struct driver_info {
 
 #define FLAG_LINK_INTR	0x0800		/* updates link (carrier) status */
 
+#define FLAG_POINTTOPOINT 0x1000	/* possibly use "usb%d" names */
+
 /*
  * Indicates to usbnet, that USB driver accumulates multiple IP packets.
  * Affects statistic (counters) and short packet handling.