diff options
| author |   krw <krw@openbsd.org> | 2005-10-29 18:07:55 +0000 |
|---|---|---|
| committer | krw <krw@openbsd.org> | 2005-10-29 18:07:55 +0000 |
| commit | b91b10f5a69dc19f3480527da36d22e0edcb51fa (patch) | |
| tree | 79a4ede5dcdec00cb23fbbb202017de148837bb0 /lib/libpthread | |
| parent | Correct type for dd_grid, so that we print the device id correctly for (diff) | |
| download | wireguard-openbsd-b91b10f5a69dc19f3480527da36d22e0edcb51fa.tar.xz wireguard-openbsd-b91b10f5a69dc19f3480527da36d22e0edcb51fa.zip | |
Don't use TAILQ_NEXT() on an element that has been removed. Similar to
otto@'s diff for uvm_aobj.c.
ok deraadt@ pedro@
Diffstat (limited to 'lib/libpthread')
| -rw-r--r-- | lib/libpthread/uthread/uthread_gc.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/lib/libpthread/uthread/uthread_gc.c b/lib/libpthread/uthread/uthread_gc.c index 85fe0590051..fdcbff1ff07 100644 --- a/lib/libpthread/uthread/uthread_gc.c +++ b/lib/libpthread/uthread/uthread_gc.c @@ -1,4 +1,4 @@ -/* $OpenBSD: uthread_gc.c,v 1.14 2004/04/06 03:56:39 marc Exp $ */ +/* $OpenBSD: uthread_gc.c,v 1.15 2005/10/29 18:07:55 krw Exp $ */ /* * Copyright (c) 1998 John Birrell <jb@cimlogic.com.au> * All rights reserved. @@ -53,7 +53,7 @@ _thread_gc(pthread_addr_t arg) int f_done = 0; int ret; sigset_t mask; - pthread_t pthread; + pthread_t pthread, next; pthread_t pthread_cln; struct timespec abstime; void *p_stack; @@ -115,7 +115,8 @@ _thread_gc(pthread_addr_t arg) */ for (pthread = TAILQ_FIRST(&_dead_list); p_stack == NULL && pthread_cln == NULL && pthread != NULL; - pthread = TAILQ_NEXT(pthread, dle)) { + pthread = next) { + next = TAILQ_NEXT(pthread, dle); /* Check if the initial thread: */ if (pthread == _thread_initial) { /* Don't destroy the initial thread. */ |