mac80211: treat the WME sta flag as a bit

Correct flag usage - use it as a bit index instead of a bit value.
Signed-off-by: Arik Nemtsov <arik@wizery.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

net/wireless/nl80211.c

@@ -2620,7 +2620,7 @@ static int nl80211_new_station(struct sk_buff *skb, struct genl_info *info)
 
 	/* parse WME attributes if sta is WME capable */
 	if ((rdev->wiphy.flags & WIPHY_FLAG_AP_UAPSD) &&
-	    (params.sta_flags_set & NL80211_STA_FLAG_WME) &&
+	    (params.sta_flags_set & BIT(NL80211_STA_FLAG_WME)) &&
 	    info->attrs[NL80211_ATTR_STA_WME]) {
 		struct nlattr *tb[NL80211_STA_WME_MAX + 1];
 		struct nlattr *nla;