From 7543b61e7b9f2a098c8fbb23cb1b27de94313eb5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Mois=C3=A9s=20Guimar=C3=A3es?= <moises@wolfssl.com>
Date: Tue, 21 Mar 2017 23:22:39 -0300
Subject: [PATCH] fixes buffer overflow comparison

---
 src/java/com/wolfssl/wolfcrypt/MessageDigest.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/java/com/wolfssl/wolfcrypt/MessageDigest.java b/src/java/com/wolfssl/wolfcrypt/MessageDigest.java
index fa69569..c1b5843 100644
--- a/src/java/com/wolfssl/wolfcrypt/MessageDigest.java
+++ b/src/java/com/wolfssl/wolfcrypt/MessageDigest.java
@@ -71,7 +71,7 @@ public abstract class MessageDigest extends NativeStruct {
 
 	public void update(byte[] data, int offset, int len) {
 		if (state == WolfCryptState.INITIALIZED) {
-			if (data.length - offset > len)
+			if (data.length - offset < len)
 				len = data.length - offset;
 
 			native_update(data, offset, len);