diff options
Diffstat (limited to 'sys/kern/uipc_domain.c')
| -rw-r--r-- | sys/kern/uipc_domain.c | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/sys/kern/uipc_domain.c b/sys/kern/uipc_domain.c index d96641af6be..1c314806bb6 100644 --- a/sys/kern/uipc_domain.c +++ b/sys/kern/uipc_domain.c @@ -1,4 +1,4 @@ -/* $OpenBSD: uipc_domain.c,v 1.66 2024/08/12 11:25:27 bluhm Exp $ */ +/* $OpenBSD: uipc_domain.c,v 1.67 2024/08/14 17:52:47 mvs Exp $ */ /* $NetBSD: uipc_domain.c,v 1.14 1996/02/09 19:00:44 christos Exp $ */ /* @@ -236,9 +236,18 @@ net_sysctl(int *name, u_int namelen, void *oldp, size_t *oldlenp, void *newp, return (EISDIR); /* overloaded */ protocol = name[1]; for (pr = dp->dom_protosw; pr < dp->dom_protoswNPROTOSW; pr++) - if (pr->pr_protocol == protocol && pr->pr_sysctl) - return ((*pr->pr_sysctl)(name + 2, namelen - 2, - oldp, oldlenp, newp, newlen)); + if (pr->pr_protocol == protocol && pr->pr_sysctl) { + size_t savelen = *oldlenp; + int error; + + if ((error = sysctl_vslock(oldp, savelen))) + return (error); + error = (*pr->pr_sysctl)(name + 2, namelen - 2, + oldp, oldlenp, newp, newlen); + sysctl_vsunlock(oldp, savelen); + + return (error); + } return (ENOPROTOOPT); } |