Trivial whitespace fixes

src/or/connection_edge.c

@@ -842,8 +842,8 @@ addressmap_clear_excluded_trackexithosts(or_options_t *options)
     if (len < 6)
       continue; /* malformed. */
     dot = target + len - 6; /* dot now points to just before .exit */
-    while(dot > target && *dot != '.')
-	dot--;
+    while (dot > target && *dot != '.')
+        dot--;
     if (*dot == '.') dot++;
     nodename = tor_strndup(dot, len-5-(dot-target));;
     ri = router_get_by_nickname(nodename, 0);