Zero-length arrays are a GNU C extension and instead use the ISO C99 flexible array member.
Signed-off-by: Stephen Hemminger <step...@networkplumber.org> --- lib/hash/rte_cuckoo_hash.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lib/hash/rte_cuckoo_hash.h b/lib/hash/rte_cuckoo_hash.h index 26a992419a..cf5cd29144 100644 --- a/lib/hash/rte_cuckoo_hash.h +++ b/lib/hash/rte_cuckoo_hash.h @@ -131,7 +131,7 @@ struct rte_hash_key { RTE_ATOMIC(void *) pdata; }; /* Variable key size */ - char key[0]; + char key[]; }; /** Bucket structure */ -- 2.47.2