diff --git a/include/linux/filter.h b/include/linux/filter.h
index 2d6fe30bad5f..761af6b3cf2b 100644
--- a/include/linux/filter.h
+++ b/include/linux/filter.h
@@ -1572,10 +1572,9 @@ static inline void *bpf_xdp_pointer(struct xdp_buff *xdp, u32 offset, u32 len)
 	return NULL;
 }
 
-static inline void *bpf_xdp_copy_buf(struct xdp_buff *xdp, unsigned long off, void *buf,
-				     unsigned long len, bool flush)
+static inline void bpf_xdp_copy_buf(struct xdp_buff *xdp, unsigned long off, void *buf,
+				    unsigned long len, bool flush)
 {
-	return NULL;
 }
 #endif /* CONFIG_NET */