diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index a00808f7be6a..4a41dccffc03 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -2288,6 +2288,7 @@ int pskb_expand_head(struct sk_buff *skb, int nhead, int ntail,
 	 * optimized for the cases when header is void.
 	 */
 	memcpy(data + nhead, skb->head, skb_tail_pointer(skb) - skb->head);
+	memset(data, 0, nhead + skb_headroom(skb));
 
 	memcpy((struct skb_shared_info *)(data + size),
 	       skb_shinfo(skb),