Running mode is set earlier so out earlier

src/suricata.c

@@ -1580,6 +1580,11 @@ int main(int argc, char **argv)
 
     /* Set the global run mode */
     run_mode = suri.run_mode;
+    /* run_mode should be set here */
+    if (suri.run_mode == RUNMODE_UNKNOWN) {
+        usage(argv[0]);
+        exit(EXIT_FAILURE);
+    }
 
     if (suri.run_mode == RUNMODE_UNITTEST)
         return SuriRunUnittests(0, suri.regex_arg);
@@ -1702,11 +1707,6 @@ int main(int argc, char **argv)
         DefragInit();
     }
 
-    if (suri.run_mode == RUNMODE_UNKNOWN) {
-        usage(argv[0]);
-        exit(EXIT_FAILURE);
-    }
-
     if (suri.run_mode == RUNMODE_ENGINE_ANALYSIS) {
         SCLogInfo("== Carrying out Engine Analysis ==");
         char *temp = NULL;