CMAC reset fix (from HEAD)

diff --git a/crypto/cmac/cmac.c b/crypto/cmac/cmac.c
index e6cade612007cfb7b9ca4c06723cff9cbaa5dcc5..ccc7e7a3bd61cee07146c3f0e3558fdab535eace 100644 (file)
--- a/crypto/cmac/cmac.c
+++ b/crypto/cmac/cmac.c
@@ -153,6 +153,8 @@ int CMAC_Init(CMAC_CTX *ctx, const void *key, size_t keylen,
                        return 0;
                if (!M_EVP_EncryptInit_ex(&ctx->cctx, NULL, NULL, NULL, zero_iv))
                        return 0;
+               memset(ctx->tbl, 0, M_EVP_CIPHER_CTX_block_size(&ctx->cctx));   
+               ctx->nlast_block = 0;
                return 1;
                }
        /* Initialiase context */