mac80211: refuse shared key auth when WEP is unavailable

When WEP is not available, we should reject shared key authentication because it could never succeed. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
git-mirror · Jul 21, 2010 · 9dca9c4 · 9dca9c4
1 parent 5a65205
commit 9dca9c4
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
@@ -2031,6 +2031,8 @@ int ieee80211_mgd_auth(struct ieee80211_sub_if_data *sdata,
 		auth_alg = WLAN_AUTH_OPEN;
 		break;
 	case NL80211_AUTHTYPE_SHARED_KEY:
+		if (IS_ERR(sdata->local->wep_tx_tfm))
+			return -EOPNOTSUPP;
 		auth_alg = WLAN_AUTH_SHARED_KEY;
 		break;
 	case NL80211_AUTHTYPE_FT: