From 4379e844b02eefd58cd1e5372e455787d17f1780 Mon Sep 17 00:00:00 2001
From: Alja Mrak-Tadel <amraktadel@ucsd.edu>
Date: Thu, 9 Jun 2016 10:32:35 -0700
Subject: [PATCH] Add log message in Read() when 0 bytes read.

---
 src/XrdFileCache/XrdFileCacheInfo.cc | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/XrdFileCache/XrdFileCacheInfo.cc b/src/XrdFileCache/XrdFileCacheInfo.cc
index cda22389e63..b9c2951d8ac 100644
--- a/src/XrdFileCache/XrdFileCacheInfo.cc
+++ b/src/XrdFileCache/XrdFileCacheInfo.cc
@@ -99,9 +99,13 @@ int Info::Read(XrdOssDF* fp)
 
    int off = 0;
    int version;
-   off += fp->Read(&version, off, sizeof(int));
+   off = fp->Read(&version, off, sizeof(int));
+   if (off <= 0) {
+      TRACE(Warning, "Info:::Read() failed");
+      return 0;
+   }
    if (version != m_version) {
-      TRACE(Error, "Info:::Read(), incomatible file version");
+      TRACE(Error, "Info:::Read(), incompatible file version");
        return 0;
    }