brcm80211: smac: changed check to confirm STA only support

The driver currently only supports STA operation. However, in
brcms_ops_add_interface() also AP and SSID mode were accepted.
Reviewed-by: NAlwin Beukers <alwin@broadcom.com>
Reviewed-by: NArend van Spriel <arend@broadcom.com>
Signed-off-by: NRoland Vossen <rvossen@broadcom.com>
Signed-off-by: NArend van Spriel <arend@broadcom.com>
Signed-off-by: NJohn W. Linville <linville@tuxdriver.com>

drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c

@@ -341,11 +341,7 @@ brcms_ops_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
 	struct brcms_info *wl = hw->priv;
 
 	/* Just STA for now */
-	if (vif->type != NL80211_IFTYPE_AP &&
-	    vif->type != NL80211_IFTYPE_MESH_POINT &&
-	    vif->type != NL80211_IFTYPE_STATION &&
-	    vif->type != NL80211_IFTYPE_WDS &&
-	    vif->type != NL80211_IFTYPE_ADHOC) {
+	if (vif->type != NL80211_IFTYPE_STATION) {
 		wiphy_err(hw->wiphy, "%s: Attempt to add type %d, only"
 			  " STA for now\n", __func__, vif->type);
 		return -EOPNOTSUPP;