diff --git a/net/core/skbuff.c b/net/core/skbuff.c index 99e647b311c9..9a7c96f76379 100644 --- a/net/core/skbuff.c +++ b/net/core/skbuff.c @@ -5434,6 +5434,8 @@ static int pskb_carve_inside_header(struct sk_buff *skb, const u32 off, kfree(data); return -ENOMEM; } + if (skb_zcopy(skb)) + refcount_inc(&skb_uarg(skb)->refcnt); for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) skb_frag_ref(skb, i); if (skb_has_frag_list(skb)) @@ -5587,6 +5589,8 @@ static int pskb_carve_inside_nonlinear(struct sk_buff *skb, const u32 off, kfree(data); return -ENOMEM; } + if (skb_zcopy(skb)) + refcount_inc(&skb_uarg(skb)->refcnt); skb_release_data(skb); skb->head = data;