diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index 2c21b7039136..0d8b716e509e 100644
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -3287,7 +3287,7 @@ static bool ieee80211_xmit_fast(struct ieee80211_sub_if_data *sdata,
 	int extra_head = fast_tx->hdr_len - (ETH_HLEN - 2);
 	int hw_headroom = sdata->local->hw.extra_tx_headroom;
 	struct ethhdr eth;
-	struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
+	struct ieee80211_tx_info *info;
 	struct ieee80211_hdr *hdr = (void *)fast_tx->hdr;
 	struct ieee80211_tx_data tx;
 	ieee80211_tx_result r;
@@ -3351,6 +3351,7 @@ static bool ieee80211_xmit_fast(struct ieee80211_sub_if_data *sdata,
 	memcpy(skb->data + fast_tx->da_offs, eth.h_dest, ETH_ALEN);
 	memcpy(skb->data + fast_tx->sa_offs, eth.h_source, ETH_ALEN);
 
+	info = IEEE80211_SKB_CB(skb);
 	memset(info, 0, sizeof(*info));
 	info->band = fast_tx->band;
 	info->control.vif = &sdata->vif;