CFile: Don't cast potential negative values to unsigned int

1 files changed, 7 insertions, 2 deletions

diff --git a/xbmc/filesystem/File.cpp b/xbmc/filesystem/File.cpp
index c25667d320..5156284542 100644
--- a/xbmc/filesystem/File.cpp
+++ b/xbmc/filesystem/File.cpp
@@ -1034,10 +1034,15 @@ CFileStreamBuffer::int_type CFileStreamBuffer::underflow()
     memmove(m_buffer, egptr()-backsize, backsize);
   }
 
-  unsigned int size = m_file->Read(m_buffer+backsize, m_frontsize);
+  ssize_t size = m_file->Read(m_buffer+backsize, m_frontsize);
 
-  if(size == 0)
+  if (size == 0)
     return traits_type::eof();
+  else if (size < 0)
+  {
+    CLog::LogF(LOGWARNING, "Error reading file - assuming eof");
+    return traits_type::eof();
+  }
 
   setg(m_buffer, m_buffer+backsize, m_buffer+backsize+size);
   return traits_type::to_int_type(*gptr());