From fae3065676f1f2064f574f87d9c5003063e8963b Mon Sep 17 00:00:00 2001
From: Siva Sivaraman <kasivara@microsoft.com>
Date: Mon, 18 May 2020 08:59:31 -0700
Subject: sha256: fixed potentially uninitialized variable

Closes #5414
---
 lib/sha256.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/sha256.c b/lib/sha256.c
index a3be92a4e..aebcc55b2 100644
--- a/lib/sha256.c
+++ b/lib/sha256.c
@@ -224,6 +224,7 @@ static void SHA256_Update(SHA256_CTX *ctx,
 static void SHA256_Final(unsigned char *digest, SHA256_CTX *ctx)
 {
   unsigned long length;
+  length = 0;
 
   CryptGetHashParam(ctx->hHash, HP_HASHVAL, NULL, &length, 0);
   if(length == SHA256_DIGEST_LENGTH)
-- 
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