1 files changed, 8 insertions, 4 deletions
diff --git a/tools/thirdparty/OpenFst/fst/lib/fst.cpp b/tools/thirdparty/OpenFst/fst/lib/fst.cpp
index 3b8c9ef..6ec0884 100644
--- a/tools/thirdparty/OpenFst/fst/lib/fst.cpp
+++ b/tools/thirdparty/OpenFst/fst/lib/fst.cpp
@@ -65,9 +65,11 @@ bool FstHeader::Read(istream &strm, const string &source) {
   ReadType(strm, &start_);
   ReadType(strm, &numstates_);
   ReadType(strm, &numarcs_);
-  if (!strm)
+  if (!strm) {
     LOG(ERROR) << "FstHeader::Read: read failed: " << source;
-  return strm;
+    return false;
+  }
+  return true;
 }
 
 // Write Fst magic number and Fst header.
@@ -81,9 +83,11 @@ bool FstHeader::Write(ostream &strm, const string &source) const {
   WriteType(strm, start_);
   WriteType(strm, numstates_);
   WriteType(strm, numarcs_);
-  if (!strm)
+  if (!strm) {
     LOG(ERROR) << "FstHeader::Write: write failed: " << source;
-  return strm;
+    return false;
+  }
+  return true;
 }
 
 }