From c1953cedc9e1ea758b117e8768440fc1056524fb Mon Sep 17 00:00:00 2001 From: sobomax Date: Sat, 8 Dec 2001 00:53:37 +0000 Subject: Prevent infinite loop, when kevent(2) is called wihout eventlist (i.e. eventlist == NULL or nevents == 0). --- lib/libc_r/uthread/uthread_kevent.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'lib/libc_r') diff --git a/lib/libc_r/uthread/uthread_kevent.c b/lib/libc_r/uthread/uthread_kevent.c index a7dfbf0..17aeaea 100644 --- a/lib/libc_r/uthread/uthread_kevent.c +++ b/lib/libc_r/uthread/uthread_kevent.c @@ -49,7 +49,7 @@ _kevent(int kq, const struct kevent *changelist, int nchanges, rc = __sys_kevent(kq, changelist, nchanges, eventlist, nevents, &nullts); - if (rc == 0 && (timeout == NULL || + if (rc == 0 && eventlist != NULL && nevents > 0 && (timeout == NULL || timeout->tv_sec != 0 || timeout->tv_nsec != 0)) { /* Save the socket file descriptor: */ curthread->data.fd.fd = kq; -- cgit v1.1