Algorithms without state will cause the creation of a 0 sized array, which
is undefined outside of structs.
Signed-off-by: Sasha Levin <sasha.le...@oracle.com>
---
crypto/algif_hash.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/crypto/algif_hash.c b/crypto/algif_hash.c
index 68a5cea..a9f923f 100644
--- a/crypto/algif_hash.c
+++ b/crypto/algif_hash.c
@@ -184,7 +184,7 @@ static int hash_accept(struct socket *sock, struct socket
*newsock, int flags)
struct alg_sock *ask = alg_sk(sk);
struct hash_ctx *ctx = ask->private;
struct ahash_request *req = &ctx->req;
- char state[crypto_ahash_statesize(crypto_ahash_reqtfm(req))];
+ char state[crypto_ahash_statesize(crypto_ahash_reqtfm(req))?:1];
struct sock *sk2;
struct alg_sock *ask2;
struct hash_ctx *ctx2;
--
1.7.10.4
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