From fff2caa0e1a905b25fd72a3bed9bb75e336927e7 Mon Sep 17 00:00:00 2001
From: tux3 <barrdetwix@gmail.com>
Date: Fri, 24 Apr 2015 01:08:34 +0200
Subject: [PATCH] Fix Core::getSaltFromFile's error checking

tox_get_salt now returns a bool, not an int. So any error condition has to be inveted to check for 0 instead of -1.
---
 src/coreencryption.cpp | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/coreencryption.cpp b/src/coreencryption.cpp
index f6deef235..bd19eab76 100644
--- a/src/coreencryption.cpp
+++ b/src/coreencryption.cpp
@@ -154,8 +154,7 @@ QByteArray Core::getSaltFromFile(QString filename)
     file.close();
 
     uint8_t *salt = new uint8_t[TOX_PASS_SALT_LENGTH];
-    int err = tox_get_salt(reinterpret_cast<uint8_t *>(data.data()), salt);
-    if (err)
+    if (!tox_get_salt(reinterpret_cast<uint8_t *>(data.data()), salt))
     {
         qWarning() << "Core: can't get salt from" << filename << "header";
         return QByteArray();