[MAC80211]: add "invalid" interface type

Since I cannot convince the lazy driver authors (hello Michael)
to stop (ab)using the MGMT interface type internally in their
drivers, this patch introduces a new _INVALID type especially
for their use and changes all affected drivers to use it.

Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/wireless/adm8211.c b/drivers/net/wireless/adm8211.c
index e4fdadb..5bf7913 100644
--- a/drivers/net/wireless/adm8211.c
+++ b/drivers/net/wireless/adm8211.c
@@ -1555,7 +1555,7 @@
 {
 	struct adm8211_priv *priv = dev->priv;
 
-	priv->mode = IEEE80211_IF_TYPE_MGMT;
+	priv->mode = IEEE80211_IF_TYPE_INVALID;
 	priv->nar = 0;
 	ADM8211_CSR_WRITE(NAR, 0);
 	ADM8211_CSR_WRITE(IER, 0);
@@ -1898,7 +1898,7 @@
 	priv->tx_power = 0x40;
 	priv->lpf_cutoff = 0xFF;
 	priv->lnags_threshold = 0xFF;
-	priv->mode = IEEE80211_IF_TYPE_MGMT;
+	priv->mode = IEEE80211_IF_TYPE_INVALID;
 
 	/* Power-on issue. EEPROM won't read correctly without */
 	if (pdev->revision >= ADM8211_REV_BA) {
@@ -1993,7 +1993,7 @@
 	struct ieee80211_hw *dev = pci_get_drvdata(pdev);
 	struct adm8211_priv *priv = dev->priv;
 
-	if (priv->mode != IEEE80211_IF_TYPE_MGMT) {
+	if (priv->mode != IEEE80211_IF_TYPE_INVALID) {
 		ieee80211_stop_queues(dev);
 		adm8211_stop(dev);
 	}
@@ -2011,7 +2011,7 @@
 	pci_set_power_state(pdev, PCI_D0);
 	pci_restore_state(pdev);
 
-	if (priv->mode != IEEE80211_IF_TYPE_MGMT) {
+	if (priv->mode != IEEE80211_IF_TYPE_INVALID) {
 		adm8211_start(dev);
 		ieee80211_start_queues(dev);
 	}
diff --git a/drivers/net/wireless/p54common.c b/drivers/net/wireless/p54common.c
index 9befd6c..2c63cf0 100644
--- a/drivers/net/wireless/p54common.c
+++ b/drivers/net/wireless/p54common.c
@@ -797,7 +797,7 @@
 		kfree_skb(skb);
 	}
 	priv->stop(dev);
-	priv->mode = IEEE80211_IF_TYPE_MGMT;
+	priv->mode = IEEE80211_IF_TYPE_INVALID;
 }
 
 static int p54_add_interface(struct ieee80211_hw *dev,
@@ -949,7 +949,7 @@
 		return NULL;
 
 	priv = dev->priv;
-	priv->mode = IEEE80211_IF_TYPE_MGMT;
+	priv->mode = IEEE80211_IF_TYPE_INVALID;
 	skb_queue_head_init(&priv->tx_queue);
 	memcpy(priv->channels, p54_channels, sizeof(p54_channels));
 	memcpy(priv->rates, p54_rates, sizeof(p54_rates));
diff --git a/drivers/net/wireless/p54pci.c b/drivers/net/wireless/p54pci.c
index 7592758..410b543 100644
--- a/drivers/net/wireless/p54pci.c
+++ b/drivers/net/wireless/p54pci.c
@@ -640,7 +640,7 @@
 	struct ieee80211_hw *dev = pci_get_drvdata(pdev);
 	struct p54p_priv *priv = dev->priv;
 
-	if (priv->common.mode != IEEE80211_IF_TYPE_MGMT) {
+	if (priv->common.mode != IEEE80211_IF_TYPE_INVALID) {
 		ieee80211_stop_queues(dev);
 		p54p_stop(dev);
 	}
@@ -658,7 +658,7 @@
 	pci_set_power_state(pdev, PCI_D0);
 	pci_restore_state(pdev);
 
-	if (priv->common.mode != IEEE80211_IF_TYPE_MGMT) {
+	if (priv->common.mode != IEEE80211_IF_TYPE_INVALID) {
 		p54p_open(dev);
 		ieee80211_start_queues(dev);
 	}
diff --git a/drivers/net/wireless/rt2x00/rt2x00.h b/drivers/net/wireless/rt2x00/rt2x00.h
index 511c11c..6262d4e 100644
--- a/drivers/net/wireless/rt2x00/rt2x00.h
+++ b/drivers/net/wireless/rt2x00/rt2x00.h
@@ -297,7 +297,7 @@
 	 * When set to INVALID_INTERFACE, no interface is configured.
 	 */
 	int type;
-#define INVALID_INTERFACE	IEEE80211_IF_TYPE_MGMT
+#define INVALID_INTERFACE	IEEE80211_IF_TYPE_INVALID
 
 	/*
 	 * MAC of the device.