tevent: use for() loops instead of while() loops

metze

diff --git a/lib/tevent/tevent.c b/lib/tevent/tevent.c
index cf178028fd60b0fcb87dcebb668d71d484418892..ea16fa1e071417fc61bdd25b22b8f62481bce6ad 100644 (file)
--- a/lib/tevent/tevent.c
+++ b/lib/tevent/tevent.c
@@ -138,34 +138,31 @@ const char **tevent_backend_list(TALLOC_CTX *mem_ctx)
 
 int tevent_common_context_destructor(struct tevent_context *ev)
 {
-       struct tevent_fd *fd;
-       struct tevent_timer *te;
-       struct tevent_signal *se;
+       struct tevent_fd *fd, *fn;
+       struct tevent_timer *te, *tn;
+       struct tevent_signal *se, *sn;
 
        if (ev->pipe_fde) {
                talloc_free(ev->pipe_fde);
                ev->pipe_fde = NULL;
        }
 
-       fd = ev->fd_events;
-       while (fd) {
+       for (fd = ev->fd_events; fd; fd = fn) {
+               fn = fd->next;
                fd->event_ctx = NULL;
                DLIST_REMOVE(ev->fd_events, fd);
-               fd = ev->fd_events;
        }
 
-       te = ev->timer_events;
-       while (te) {
+       for (te = ev->timer_events; te; te = tn) {
+               tn = te->next;
                te->event_ctx = NULL;
                DLIST_REMOVE(ev->timer_events, te);
-               te = ev->timer_events;
        }
 
-       se = ev->signal_events;
-       while (se) {
+       for (se = ev->signal_events; se; se = sn) {
+               sn = se->next;
                se->event_ctx = NULL;
                DLIST_REMOVE(ev->signal_events, se);
-               se = ev->signal_events;
        }
 
        return 0;