Reject incompatible versions.

xrootd · Jun 30, 2016 · 8d8c530 · 8d8c530
1 parent a8aed6f
commit 8d8c530
Showing 1 changed file with 7 additions and 1 deletion.
diff --git a/src/XrdFileCache/XrdFileCacheInfo.cc b/src/XrdFileCache/XrdFileCacheInfo.cc
@@ -86,7 +86,13 @@ int Info::Read(XrdOssDF* fp, bool init_prefetch_buff )
    // before File::Run() starts
 
    int off = 0;
-   off += fp->Read(&m_version, off, sizeof(int));
+   int version;
+   off += fp->Read(&version, off, sizeof(int));
+   if (version != m_version) {
+       clLog()->Dump(XrdCl::AppMsg, "Info:::Read(), incomatible file version");
+       return 0;
+   }
+
    off += fp->Read(&m_bufferSize, off, sizeof(long long));
    if (off <= 0) return off;