diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index c3042d822afa..4aea06d5167d 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -7409,7 +7409,8 @@ nodefer:	kfree_skb_napi_cache(skb);
 }
 
 static void skb_splice_csum_page(struct sk_buff *skb, struct page *page,
-				 size_t offset, size_t len)
+				 size_t offset, size_t len,
+				 unsigned int csum_offset)
 {
 	const char *kaddr;
 	__wsum csum;
@@ -7417,7 +7418,7 @@ static void skb_splice_csum_page(struct sk_buff *skb, struct page *page,
 	kaddr = kmap_local_page(page);
 	csum = csum_partial(kaddr + offset, len, 0);
 	kunmap_local(kaddr);
-	skb->csum = csum_block_add(skb->csum, csum, skb->len);
+	skb->csum = csum_block_add(skb->csum, csum, csum_offset);
 }
 
 /**
@@ -7477,7 +7478,8 @@ ssize_t skb_splice_from_iter(struct sk_buff *skb, struct iov_iter *iter,
 			}
 
 			if (skb->ip_summed == CHECKSUM_NONE)
-				skb_splice_csum_page(skb, page, off, part);
+				skb_splice_csum_page(skb, page, off, part,
+						     skb->len + spliced);
 
 			off = 0;
 			spliced += part;