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

2 files changed, 56 insertions, 4 deletions

diff --git a/net/wireless/mlme.c b/net/wireless/mlme.c
index f69ae19f497f..9f95354f859f 100644
--- a/net/wireless/mlme.c
+++ b/net/wireless/mlme.c
@@ -846,8 +846,9 @@ int cfg80211_mlme_action(struct cfg80211_registered_device *rdev,
 		if (!wdev->current_bss ||
 		    memcmp(wdev->current_bss->pub.bssid, mgmt->bssid,
 			   ETH_ALEN) != 0 ||
-		    memcmp(wdev->current_bss->pub.bssid, mgmt->da,
-			   ETH_ALEN) != 0)
+		    (wdev->iftype == NL80211_IFTYPE_STATION &&
+		     memcmp(wdev->current_bss->pub.bssid, mgmt->da,
+			    ETH_ALEN) != 0))
 			return -ENOTCONN;
 	}
 
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 3a7b8a2f2d5a..6b41d15c4a05 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -3955,6 +3955,55 @@ static int nl80211_join_ibss(struct sk_buff *skb, struct genl_info *info)
 		}
 	}
 
+	if (info->attrs[NL80211_ATTR_BSS_BASIC_RATES]) {
+		u8 *rates =
+			nla_data(info->attrs[NL80211_ATTR_BSS_BASIC_RATES]);
+		int n_rates =
+			nla_len(info->attrs[NL80211_ATTR_BSS_BASIC_RATES]);
+		struct ieee80211_supported_band *sband =
+			wiphy->bands[ibss.channel->band];
+		int i, j;
+
+		if (n_rates == 0) {
+			err = -EINVAL;
+			goto out;
+		}
+
+		for (i = 0; i < n_rates; i++) {
+			int rate = (rates[i] & 0x7f) * 5;
+			bool found = false;
+
+			for (j = 0; j < sband->n_bitrates; j++) {
+				if (sband->bitrates[j].bitrate == rate) {
+					found = true;
+					ibss.basic_rates |= BIT(j);
+					break;
+				}
+			}
+			if (!found) {
+				err = -EINVAL;
+				goto out;
+			}
+		}
+	} else {
+		/*
+		* If no rates were explicitly configured,
+		* use the mandatory rate set for 11b or
+		* 11a for maximum compatibility.
+		*/
+		struct ieee80211_supported_band *sband =
+			wiphy->bands[ibss.channel->band];
+		int j;
+		u32 flag = ibss.channel->band == IEEE80211_BAND_5GHZ ?
+			IEEE80211_RATE_MANDATORY_A :
+			IEEE80211_RATE_MANDATORY_B;
+
+		for (j = 0; j < sband->n_bitrates; j++) {
+			if (sband->bitrates[j].flags & flag)
+				ibss.basic_rates |= BIT(j);
+		}
+	}
+
 	err = cfg80211_join_ibss(rdev, dev, &ibss, connkeys);
 
 out:
@@ -4653,7 +4702,8 @@ static int nl80211_register_action(struct sk_buff *skb, struct genl_info *info)
 	if (err)
 		goto unlock_rtnl;
 
-	if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_STATION) {
+	if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_STATION &&
+	    dev->ieee80211_ptr->iftype != NL80211_IFTYPE_ADHOC) {
 		err = -EOPNOTSUPP;
 		goto out;
 	}
@@ -4703,7 +4753,8 @@ static int nl80211_action(struct sk_buff *skb, struct genl_info *info)
 		goto out;
 	}
 
-	if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_STATION) {
+	if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_STATION &&
+	    dev->ieee80211_ptr->iftype != NL80211_IFTYPE_ADHOC) {
 		err = -EOPNOTSUPP;
 		goto out;
 	}