1 files changed, 4 insertions, 4 deletions

diff --git a/drivers/net/wireless/hostap/hostap_ap.c b/drivers/net/wireless/hostap/hostap_ap.c
index 070f7032edb5..087d9269af34 100644
--- a/drivers/net/wireless/hostap/hostap_ap.c
+++ b/drivers/net/wireless/hostap/hostap_ap.c
@@ -1256,14 +1256,14 @@ static char * ap_auth_make_challenge(struct ap_data *ap)
         }
 
         skb = dev_alloc_skb(WLAN_AUTH_CHALLENGE_LEN +
-                            ap->crypt->extra_prefix_len +
-                            ap->crypt->extra_postfix_len);
+                            ap->crypt->extra_mpdu_prefix_len +
+                            ap->crypt->extra_mpdu_postfix_len);
         if (skb == NULL) {
                 kfree(tmpbuf);
                 return NULL;
         }
 
-        skb_reserve(skb, ap->crypt->extra_prefix_len);
+        skb_reserve(skb, ap->crypt->extra_mpdu_prefix_len);
         memset(skb_put(skb, WLAN_AUTH_CHALLENGE_LEN), 0,
                WLAN_AUTH_CHALLENGE_LEN);
         if (ap->crypt->encrypt_mpdu(skb, 0, ap->crypt_priv)) {
@@ -1272,7 +1272,7 @@ static char * ap_auth_make_challenge(struct ap_data *ap)
                 return NULL;
         }
 
-        memcpy(tmpbuf, skb->data + ap->crypt->extra_prefix_len,
+        memcpy(tmpbuf, skb->data + ap->crypt->extra_mpdu_prefix_len,
                WLAN_AUTH_CHALLENGE_LEN);
         dev_kfree_skb(skb);