cfg80211/mac80211: add netdev param to set_txq_params()

tx params are currently configured per hw, although they
should be configured per interface.

Signed-off-by: Eliad Peller <eliad@wizery.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

net/wireless/nl80211.c

@@ -1236,6 +1236,11 @@ static int nl80211_set_wiphy(struct sk_buff *skb, struct genl_info *info)
 			goto bad_res;
 		}
 
+		if (!netdev) {
+			result = -EINVAL;
+			goto bad_res;
+		}
+
 		nla_for_each_nested(nl_txq_params,
 				    info->attrs[NL80211_ATTR_WIPHY_TXQ_PARAMS],
 				    rem_txq_params) {
@@ -1248,6 +1253,7 @@ static int nl80211_set_wiphy(struct sk_buff *skb, struct genl_info *info)
 				goto bad_res;
 
 			result = rdev->ops->set_txq_params(&rdev->wiphy,
+							   netdev,
 							   &txq_params);
 			if (result)
 				goto bad_res;