--- /dev/null
+--- a/backport-include/linux/skbuff.h
++++ b/backport-include/linux/skbuff.h
+@@ -140,4 +140,8 @@ static inline u64 skb_get_kcov_handle(st
+ }
+ #endif
+
++#if LINUX_VERSION_IS_LESS(5,11,0)
++#define napi_build_skb build_skb
++#endif
++
+ #endif /* __BACKPORT_SKBUFF_H */