diff --git a/drivers/net/ppp_generic.c b/drivers/net/ppp_generic.c
index 714a230..0853a05 100644
--- a/drivers/net/ppp_generic.c
+++ b/drivers/net/ppp_generic.c
@@ -1652,7 +1652,7 @@ ppp_receive_nonmp_frame(struct ppp *ppp, struct sk_buff *skb)
 		   a four-byte PPP header on each packet */
 		if (ppp->pass_filter || ppp->active_filter) {
 			if (skb_cloned(skb) &&
-			    pskb_expand_head(skb, 0, 0, GFP_ATOMIC))
+			    pskb_expand_head(skb, 2, 0, GFP_ATOMIC))
 				goto err;
 
 			*skb_push(skb, 2) = 0;