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-rw-r--r--net/mac80211/util.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/net/mac80211/util.c b/net/mac80211/util.c
index 6886601afe1c..a6cda52ed920 100644
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -1096,11 +1096,12 @@ void ieee80211_send_auth(struct ieee80211_sub_if_data *sdata,
int err;
/* 24 + 6 = header + auth_algo + auth_transaction + status_code */
- skb = dev_alloc_skb(local->hw.extra_tx_headroom + 24 + 6 + extra_len);
+ skb = dev_alloc_skb(local->hw.extra_tx_headroom + IEEE80211_WEP_IV_LEN +
+ 24 + 6 + extra_len + IEEE80211_WEP_ICV_LEN);
if (!skb)
return;
- skb_reserve(skb, local->hw.extra_tx_headroom);
+ skb_reserve(skb, local->hw.extra_tx_headroom + IEEE80211_WEP_IV_LEN);
mgmt = (struct ieee80211_mgmt *) skb_put(skb, 24 + 6);
memset(mgmt, 0, 24 + 6);