X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=net%2Fwireless%2Futil.c;h=76120aeda57d3ed311c338cb7e54196000cc937d;hb=33081adf8b89d5a716d7e1c60171768d39795b39;hp=0c8a1e8b76903313ef0c413cc36261ec8af9399b;hpb=36450e9c953b2a6838def5945de8ae508141e834;p=karo-tx-linux.git

diff --git a/net/wireless/util.c b/net/wireless/util.c
index 0c8a1e8b7690..76120aeda57d 100644
--- a/net/wireless/util.c
+++ b/net/wireless/util.c
@@ -144,19 +144,25 @@ void ieee80211_set_bitrate_flags(struct wiphy *wiphy)
 
 int cfg80211_validate_key_settings(struct cfg80211_registered_device *rdev,
 				   struct key_params *params, int key_idx,
-				   const u8 *mac_addr)
+				   bool pairwise, const u8 *mac_addr)
 {
 	int i;
 
 	if (key_idx > 5)
 		return -EINVAL;
 
+	if (!pairwise && mac_addr && !(rdev->wiphy.flags & WIPHY_FLAG_IBSS_RSN))
+		return -EINVAL;
+
+	if (pairwise && !mac_addr)
+		return -EINVAL;
+
 	/*
 	 * Disallow pairwise keys with non-zero index unless it's WEP
 	 * (because current deployments use pairwise WEP keys with
 	 * non-zero indizes but 802.11i clearly specifies to use zero)
 	 */
-	if (mac_addr && key_idx &&
+	if (pairwise && key_idx &&
 	    params->cipher != WLAN_CIPHER_SUITE_WEP40 &&
 	    params->cipher != WLAN_CIPHER_SUITE_WEP104)
 		return -EINVAL;
@@ -183,7 +189,14 @@ int cfg80211_validate_key_settings(struct cfg80211_registered_device *rdev,
 			return -EINVAL;
 		break;
 	default:
-		return -EINVAL;
+		/*
+		 * We don't know anything about this algorithm,
+		 * allow using it -- but the driver must check
+		 * all parameters! We still check below whether
+		 * or not the driver supports this algorithm,
+		 * of course.
+		 */
+		break;
 	}
 
 	if (params->seq) {
@@ -221,7 +234,7 @@ const unsigned char bridge_tunnel_header[] __aligned(2) =
 	{ 0xaa, 0xaa, 0x03, 0x00, 0x00, 0xf8 };
 EXPORT_SYMBOL(bridge_tunnel_header);
 
-unsigned int ieee80211_hdrlen(__le16 fc)
+unsigned int __attribute_const__ ieee80211_hdrlen(__le16 fc)
 {
 	unsigned int hdrlen = 24;
 
@@ -319,7 +332,8 @@ int ieee80211_data_to_8023(struct sk_buff *skb, const u8 *addr,
 		cpu_to_le16(IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS)) {
 	case cpu_to_le16(IEEE80211_FCTL_TODS):
 		if (unlikely(iftype != NL80211_IFTYPE_AP &&
-			     iftype != NL80211_IFTYPE_AP_VLAN))
+			     iftype != NL80211_IFTYPE_AP_VLAN &&
+			     iftype != NL80211_IFTYPE_P2P_GO))
 			return -1;
 		break;
 	case cpu_to_le16(IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS):
@@ -347,7 +361,8 @@ int ieee80211_data_to_8023(struct sk_buff *skb, const u8 *addr,
 		break;
 	case cpu_to_le16(IEEE80211_FCTL_FROMDS):
 		if ((iftype != NL80211_IFTYPE_STATION &&
-		    iftype != NL80211_IFTYPE_MESH_POINT) ||
+		     iftype != NL80211_IFTYPE_P2P_CLIENT &&
+		     iftype != NL80211_IFTYPE_MESH_POINT) ||
 		    (is_multicast_ether_addr(dst) &&
 		     !compare_ether_addr(src, addr)))
 			return -1;
@@ -424,6 +439,7 @@ int ieee80211_data_from_8023(struct sk_buff *skb, const u8 *addr,
 	switch (iftype) {
 	case NL80211_IFTYPE_AP:
 	case NL80211_IFTYPE_AP_VLAN:
+	case NL80211_IFTYPE_P2P_GO:
 		fc |= cpu_to_le16(IEEE80211_FCTL_FROMDS);
 		/* DA BSSID SA */
 		memcpy(hdr.addr1, skb->data, ETH_ALEN);
@@ -432,6 +448,7 @@ int ieee80211_data_from_8023(struct sk_buff *skb, const u8 *addr,
 		hdrlen = 24;
 		break;
 	case NL80211_IFTYPE_STATION:
+	case NL80211_IFTYPE_P2P_CLIENT:
 		fc |= cpu_to_le16(IEEE80211_FCTL_TODS);
 		/* BSSID SA DA */
 		memcpy(hdr.addr1, bssid, ETH_ALEN);
@@ -666,7 +683,7 @@ void cfg80211_upload_connect_keys(struct wireless_dev *wdev)
 	for (i = 0; i < 6; i++) {
 		if (!wdev->connect_keys->params[i].cipher)
 			continue;
-		if (rdev->ops->add_key(wdev->wiphy, dev, i, NULL,
+		if (rdev->ops->add_key(wdev->wiphy, dev, i, false, NULL,
 					&wdev->connect_keys->params[i])) {
 			printk(KERN_ERR "%s: failed to set key %d\n",
 				dev->name, i);
@@ -771,7 +788,9 @@ int cfg80211_change_iface(struct cfg80211_registered_device *rdev,
 
 	/* if it's part of a bridge, reject changing type to station/ibss */
 	if ((dev->priv_flags & IFF_BRIDGE_PORT) &&
-	    (ntype == NL80211_IFTYPE_ADHOC || ntype == NL80211_IFTYPE_STATION))
+	    (ntype == NL80211_IFTYPE_ADHOC ||
+	     ntype == NL80211_IFTYPE_STATION ||
+	     ntype == NL80211_IFTYPE_P2P_CLIENT))
 		return -EBUSY;
 
 	if (ntype != otype) {
@@ -782,6 +801,7 @@ int cfg80211_change_iface(struct cfg80211_registered_device *rdev,
 			cfg80211_leave_ibss(rdev, dev, false);
 			break;
 		case NL80211_IFTYPE_STATION:
+		case NL80211_IFTYPE_P2P_CLIENT:
 			cfg80211_disconnect(rdev, dev,
 					    WLAN_REASON_DEAUTH_LEAVING, true);
 			break;
@@ -810,9 +830,11 @@ int cfg80211_change_iface(struct cfg80211_registered_device *rdev,
 			if (dev->ieee80211_ptr->use_4addr)
 				break;
 			/* fall through */
+		case NL80211_IFTYPE_P2P_CLIENT:
 		case NL80211_IFTYPE_ADHOC:
 			dev->priv_flags |= IFF_DONT_BRIDGE;
 			break;
+		case NL80211_IFTYPE_P2P_GO:
 		case NL80211_IFTYPE_AP:
 		case NL80211_IFTYPE_AP_VLAN:
 		case NL80211_IFTYPE_WDS:
@@ -823,7 +845,7 @@ int cfg80211_change_iface(struct cfg80211_registered_device *rdev,
 			/* monitor can't bridge anyway */
 			break;
 		case NL80211_IFTYPE_UNSPECIFIED:
-		case __NL80211_IFTYPE_AFTER_LAST:
+		case NUM_NL80211_IFTYPES:
 			/* not happening */
 			break;
 		}