c
< 	struct sk_buff *n = __alloc_skb(newheadroom + skb->len + newtailroom,
---
> 	size_t new_len = newheadroom + skb->len + newtailroom;
> 	if (new_len < newheadroom || new_len < skb->len || new_len < newtailroom) {
> 		// Handle integer overflow error
> 	}
> 	struct sk_buff *n = __alloc_skb(new_len,
