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-rw-r--r--net/mac80211/mlme.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 7a4e4bffbc7..cf8d72196c6 100644
--- 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: