From 725f95364d9e2083cfd6c8348cfd982436ceef34 Mon Sep 17 00:00:00 2001
From: Jacob Barthelmeh <jacob@wolfssl.com>
Date: Fri, 30 Jul 2021 20:42:48 +0700
Subject: [PATCH] fix for memset with small stack

---
 wolfcrypt/src/ecc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/wolfcrypt/src/ecc.c b/wolfcrypt/src/ecc.c
index 3085ac91e..388bd10d7 100644
--- a/wolfcrypt/src/ecc.c
+++ b/wolfcrypt/src/ecc.c
@@ -5992,7 +5992,7 @@ int wc_ecc_gen_deterministic_k(const byte* hash, word32 hashSz,
     if (ret == 0) {
         /* right shift by bits in hash minus bits in order */
         mp_rshb(&z1, (hashSz * WOLFSSL_BIT_SIZE) - qbits);
-        XMEMSET(h1, 0, sizeof(h1));
+        XMEMSET(h1, 0, WC_MAX_DIGEST_SIZE);
 
         /* mod reduce by order using conditional subtract */
         if (mp_cmp(&z1, order) == MP_GT) {