From 4e939fe533af2a662598d25a2f963ab46b06ace1 Mon Sep 17 00:00:00 2001
From: Jeffrey Walton <noloader@gmail.com>
Date: Mon, 31 Oct 2016 22:34:59 -0400
Subject: [PATCH] [PATCH] Fix potential zeroizer removal (Issue 331)

Gbp-Pq: Name Fix_potential_zeroizer_removal.patch
---
 cast.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cast.cpp b/cast.cpp
index cc62b91..b09578a 100644
--- a/cast.cpp
+++ b/cast.cpp
@@ -290,7 +290,7 @@ void CAST256::Base::UncheckedSetKey(const byte *userKey, unsigned int keylength,
 		}
 	}
 
-	memset(kappa, 0, sizeof(kappa));
+	SecureWipeBuffer(kappa, 8);
 }
 
 NAMESPACE_END
-- 
2.30.2