From: svost <ya.nowa@yandex.ru>
Date: Wed, 4 May 2016 12:51:06 +0000 (+0300)
Subject: Fix coverity CID 74990
X-Git-Url: https://git.novaco.in/?p=novacoin.git;a=commitdiff_plain;h=637be0c195f03d11e43c628e3b7b69242d0b10c4

Fix coverity CID 74990
---

diff --git a/src/util.cpp b/src/util.cpp
index 744717c..1500e0f 100644
--- a/src/util.cpp
+++ b/src/util.cpp
@@ -1246,8 +1246,9 @@ void ShrinkDebugFile()
         // Restart the file with some of the end
         try {
             vector<char>* vBuf = new vector <char>(200000, 0);
-            fseek(file, -((long)(vBuf->size())), SEEK_END);
-            size_t nBytes = fread(&vBuf->operator[](0), 1, vBuf->size(), file);
+            size_t nBytes = 1; //write one byte if fseek failed
+            if (fseek(file, -((long)(vBuf->size())), SEEK_END) == 0)
+                nBytes = fread(&vBuf->operator[](0), 1, vBuf->size(), file);
             fclose(file);
             file = fopen(pathLog.string().c_str(), "w");
             if (file)