diff options
| author |   deraadt <deraadt@openbsd.org> | 2008-12-20 22:27:38 +0000 |
|---|---|---|
| committer | deraadt <deraadt@openbsd.org> | 2008-12-20 22:27:38 +0000 |
| commit | 82dfbbf75a576a6129c69143e28e7ec1c151addf (patch) | |
| tree | 9fd5c334773d3d40ae7e2cb41e48dacbceebd4f5 | |
| parent | - various improvements from Ingo Schwarze; (diff) | |
| download | wireguard-openbsd-82dfbbf75a576a6129c69143e28e7ec1c151addf.tar.xz wireguard-openbsd-82dfbbf75a576a6129c69143e28e7ec1c151addf.zip | |
protect mbstat with spl; ok claudio mikeb
| -rw-r--r-- | sys/kern/uipc_mbuf.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/sys/kern/uipc_mbuf.c b/sys/kern/uipc_mbuf.c index 728e0e9c28c..412d36dba64 100644 --- a/sys/kern/uipc_mbuf.c +++ b/sys/kern/uipc_mbuf.c @@ -1,4 +1,4 @@ -/* $OpenBSD: uipc_mbuf.c,v 1.111 2008/12/14 22:31:46 kettenis Exp $ */ +/* $OpenBSD: uipc_mbuf.c,v 1.112 2008/12/20 22:27:38 deraadt Exp $ */ /* $NetBSD: uipc_mbuf.c,v 1.15.4.1 1996/06/13 17:11:44 cgd Exp $ */ /* @@ -170,8 +170,8 @@ m_reclaim(void *arg, int flags) for (pr = dp->dom_protosw; pr < dp->dom_protoswNPROTOSW; pr++) if (pr->pr_drain) (*pr->pr_drain)(); - splx(s); mbstat.m_drain++; + splx(s); } /* @@ -185,10 +185,11 @@ m_get(int nowait, int type) s = splvm(); m = pool_get(&mbpool, nowait == M_WAIT ? PR_WAITOK : 0); + if (m) + mbstat.m_mtypes[type]++; splx(s); if (m) { m->m_type = type; - mbstat.m_mtypes[type]++; m->m_next = (struct mbuf *)NULL; m->m_nextpkt = (struct mbuf *)NULL; m->m_data = m->m_dat; @@ -209,10 +210,11 @@ m_gethdr(int nowait, int type) s = splvm(); m = pool_get(&mbpool, nowait == M_WAIT ? PR_WAITOK : 0); + if (m) + mbstat.m_mtypes[type]++; splx(s); if (m) { m->m_type = type; - mbstat.m_mtypes[type]++; /* keep in sync with m_inithdr */ m->m_next = (struct mbuf *)NULL; |