test_digest: Add more test vectors for Streebog

[openssl-gost/engine.git] / gost_grasshopper_cipher.c

diff --git a/gost_grasshopper_cipher.c b/gost_grasshopper_cipher.c
index ceafa41a69052c37e71b5a540b67ec917d1f8094..f0419e3029c8f8aa8ebe1d6fdebece9477354d87 100644 (file)
--- a/gost_grasshopper_cipher.c
+++ b/gost_grasshopper_cipher.c
@@ -584,6 +584,10 @@ int gost_grasshopper_cipher_do_ctracpkm_omac(EVP_CIPHER_CTX *ctx,
                return gost2015_final_call(ctx, c->omac_ctx, KUZNYECHIK_MAC_MAX_SIZE, c->tag, gost_grasshopper_cipher_do_ctracpkm);
        }
 
+  if (in == NULL) {
+      GOSTerr(GOST_F_GOST_GRASSHOPPER_CIPHER_DO_CTRACPKM_OMAC, ERR_R_EVP_LIB);
+      return -1;
+  }
        result = gost_grasshopper_cipher_do_ctracpkm(ctx, out, in, inl);
 
        /* As in and out can be the same pointer, process decrypted here */