src/share/vm/logging/logConfiguration.cpp

rev 11938 : imported patch 8165226

*** 383,392 ****
--- 383,393 ----
  bool LogConfiguration::parse_log_arguments(const char* outputstr,
                                             const char* what,
                                             const char* decoratorstr,
                                             const char* output_options,
                                             outputStream* errstream) {
+   assert(errstream != NULL, "errstream can not be NULL");
    if (outputstr == NULL || strlen(outputstr) == 0) {
      outputstr = "stdout";
    }
  
    LogTagLevelExpression expr;