Fix use after free

One of the tests closes EclFile and then immediately tries to write to it. Close frees the object, so we check if the current pointer is not NULL.
matteodg · Feb 20, 2020 · 97dc442 · 97dc442
1 parent 13aa157
commit 97dc442
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/python/ecl/eclfile/ecl_file.py b/python/ecl/eclfile/ecl_file.py
@@ -688,7 +688,7 @@ def fwrite( self , fortio ):
         self._fwrite(  fortio , 0 )
 
     def write_index(self, index_file_name):
-        if not self._write_index(index_file_name):
+        if not self or not self._write_index(index_file_name):
             raise IOError("Failed to write index file:%s" % index_file_name)