BUG: handle negative delays in timer_process() (timer.c)

git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@1105 3ae390bd-cb1e-0410-b409-cd5a39f66f1f
2026-02-27 09:44:34 +08:00 · 2010-02-07 02:52:59 +00:00
parent 7a8ba6a113
commit dcb29d2726
1 changed files with 4 additions and 0 deletions
@@ -210,6 +210,10 @@ int timer_process(struct timespec *delay)
    struct timeval diff;
    timersub(&Timers[min].when, &now, &diff);

+    /* for negative delays, directly trigger next update */
+    if ((diff.tv_sec < 0) || (diff.tv_usec < 0))
+      timerclear(&diff);
+
    delay->tv_sec = diff.tv_sec;
    /* microseconds to nanoseconds!! */
    delay->tv_nsec = diff.tv_usec * 1000;