X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=net%2Fmac80211%2Fiface.c;h=eeb16926aa7deb1068ab4d0720b25fc13737c257;hb=feccb466944cb1aeaabc701cfde6771f3be74919;hp=80954a512185ca66ab65bbc087bce1b8f3a0b743;hpb=886c35fbcf6fb2eee15687efc2d64d99b6ad9a4a;p=linux-2.6

diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c
index 80954a5121..eeb16926aa 100644
--- a/net/mac80211/iface.c
+++ b/net/mac80211/iface.c
@@ -33,9 +33,8 @@ static void ieee80211_if_sdata_deinit(struct ieee80211_sub_if_data *sdata)
 {
 	int i;
 
-	for (i = 0; i < IEEE80211_FRAGMENT_MAX; i++) {
+	for (i = 0; i < IEEE80211_FRAGMENT_MAX; i++)
 		__skb_queue_purge(&sdata->fragments[i].skb_list);
-	}
 }
 
 /* Must be called with rtnl lock held. */
@@ -54,6 +53,15 @@ int ieee80211_if_add(struct net_device *dev, const char *name,
 	if (!ndev)
 		return -ENOMEM;
 
+	ndev->needed_headroom = local->tx_headroom +
+				4*6 /* four MAC addresses */
+				+ 2 + 2 + 2 + 2 /* ctl, dur, seq, qos */
+				+ 6 /* mesh */
+				+ 8 /* rfc1042/bridge tunnel */
+				- ETH_HLEN /* ethernet hard_header_len */
+				+ IEEE80211_ENCRYPT_HEADROOM;
+	ndev->needed_tailroom = IEEE80211_ENCRYPT_TAILROOM;
+
 	ret = dev_alloc_name(ndev, ndev->name);
 	if (ret < 0)
 		goto fail;
@@ -158,9 +166,10 @@ void ieee80211_if_set_type(struct net_device *dev, int type)
 		ifsta->auth_algs = IEEE80211_AUTH_ALG_OPEN |
 			IEEE80211_AUTH_ALG_SHARED_KEY;
 		ifsta->flags |= IEEE80211_STA_CREATE_IBSS |
-			IEEE80211_STA_WMM_ENABLED |
 			IEEE80211_STA_AUTO_BSSID_SEL |
 			IEEE80211_STA_AUTO_CHANNEL_SEL;
+		if (ieee80211_num_regular_queues(&sdata->local->hw) >= 4)
+			ifsta->flags |= IEEE80211_STA_WMM_ENABLED;
 
 		msdata = IEEE80211_DEV_TO_SUB_IF(sdata->local->mdev);
 		sdata->bss = &msdata->u.ap;
@@ -175,9 +184,9 @@ void ieee80211_if_set_type(struct net_device *dev, int type)
 		sdata->u.mntr_flags = MONITOR_FLAG_CONTROL |
 				      MONITOR_FLAG_OTHER_BSS;
 		break;
-	default:
-		printk(KERN_WARNING "%s: %s: Unknown interface type 0x%x",
-		       dev->name, __func__, type);
+	case IEEE80211_IF_TYPE_INVALID:
+		BUG();
+		break;
 	}
 	ieee80211_debugfs_change_if_type(sdata, oldtype);
 }