diff --git a/net/core/datagram.c b/net/core/datagram.c
index b2651bb6d2a3..ed8accb17418 100644
--- a/net/core/datagram.c
+++ b/net/core/datagram.c
@@ -408,10 +408,10 @@ int skb_kill_datagram(struct sock *sk, struct sk_buff *skb, unsigned int flags)
 }
 EXPORT_SYMBOL(skb_kill_datagram);
 
-int __skb_datagram_iter(const struct sk_buff *skb, int offset,
-			struct iov_iter *to, int len, bool fault_short,
-			size_t (*cb)(const void *, size_t, void *, struct iov_iter *),
-			void *data)
+static int __skb_datagram_iter(const struct sk_buff *skb, int offset,
+			       struct iov_iter *to, int len, bool fault_short,
+			       size_t (*cb)(const void *, size_t, void *,
+					    struct iov_iter *), void *data)
 {
 	int start = skb_headlen(skb);
 	int i, copy = start - offset, start_off = offset, n;