diff options
| author | Reyk Floeter <reyk@cvs.openbsd.org> | 2013-10-19 09:24:58 +0000 |
|---|---|---|
| committer | Reyk Floeter <reyk@cvs.openbsd.org> | 2013-10-19 09:24:58 +0000 |
| commit | dc05eaace09fc998d4d12fd34621f2a18b1e139d (patch) | |
| tree | 83aad56c4cfc4055c3adaba9a65ce304ff4df719 | |
| parent | 92cfd7e86dba55a3f569deca81f47bd405ccc228 (diff) | |
When hooks are called, allow them to disestablish themselves by using
the safe version to traverse the TAILQ list.
ok deraadt@
| -rw-r--r-- | sys/kern/kern_subr.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/sys/kern/kern_subr.c b/sys/kern/kern_subr.c index 16310190e47..2e3bacb3100 100644 --- a/sys/kern/kern_subr.c +++ b/sys/kern/kern_subr.c @@ -1,4 +1,4 @@ -/* $OpenBSD: kern_subr.c,v 1.36 2013/09/14 02:28:01 guenther Exp $ */ +/* $OpenBSD: kern_subr.c,v 1.37 2013/10/19 09:24:57 reyk Exp $ */ /* $NetBSD: kern_subr.c,v 1.15 1996/04/09 17:21:56 ragge Exp $ */ /* @@ -233,10 +233,10 @@ hook_disestablish(struct hook_desc_head *head, void *vhook) void dohooks(struct hook_desc_head *head, int flags) { - struct hook_desc *hdp; + struct hook_desc *hdp, *hdp_temp; if ((flags & HOOK_REMOVE) == 0) { - TAILQ_FOREACH(hdp, head, hd_list) { + TAILQ_FOREACH_SAFE(hdp, head, hd_list, hdp_temp) { (*hdp->hd_fn)(hdp->hd_arg); } } else { |