be a little neater about checking last_request in rad_clean_list

diff --git a/src/main/radiusd.c b/src/main/radiusd.c
index ec55708..fcaf828 100644 (file)
--- a/src/main/radiusd.c
+++ b/src/main/radiusd.c
@@ -1636,13 +1636,19 @@ static struct timeval *rad_clean_list(time_t now)
                 *      And only do this servicing, if we have a request
                 *      to service.
                 */
-               for (i = 0; i < cleanup_delay && last_request; i++) {
-                       REQUEST *next = rl_next(last_request);
+               if (last_request) for (i = 0; i < cleanup_delay; i++) {
+                       REQUEST *next;
                        
-                               /*
-                                *      This function call MAY delete
-                                *      'last_request'.
-                                */
+                       /*
+                        *      Nothing to do any more, exit.
+                        */
+                       if (!last_request) break;
+                       
+                       /*
+                        *      This function call MAY delete
+                        *      'last_request'.
+                        */
+                       next = rl_next(last_request);
                        refresh_request(last_request, &info);
                        last_request = next;
                }