Fix crash if output file could not be opened

This error case results in fout_ == nullptr. Closing a nullptr file is not allowed. Signed-off-by: Stefan Weil <[email protected]>
tesseract-ocr · May 13, 2017 · f1e6f44 · f1e6f44
1 parent 5ffd469
commit f1e6f44
Showing 1 changed file with 6 additions and 4 deletions.
diff --git a/api/renderer.cpp b/api/renderer.cpp
@@ -47,10 +47,12 @@ TessResultRenderer::TessResultRenderer(const char *outputbase,
 }
 
 TessResultRenderer::~TessResultRenderer() {
- if (fout_ != stdout)
-    fclose(fout_);
-  else
-    clearerr(fout_);
+  if (fout_ != nullptr) {
+    if (fout_ != stdout)
+      fclose(fout_);
+    else
+      clearerr(fout_);
+  }
   delete next_;
 }