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sysctl: Fixes nsm_local_state bounds

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Bound nsm_local_state sysctl writings between SYSCTL_ZERO
and SYSCTL_INT_MAX.

The proc_handler has thus been updated to proc_dointvec_minmax.

Signed-off-by: Nicolas Bouchinet <nicolas.bouchinet@ssi.gouv.fr>
[ cel: updated to handle zero - UINT_MAX instead ]
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
This commit is contained in:
Nicolas Bouchinet 2025-02-24 10:58:17 +01:00 committed by Chuck Lever
parent 261e3bbf97
commit 87480a8ce5
1 changed files with 3 additions and 2 deletions
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5
fs/lockd/svc.c
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@ -467,9 +467,10 @@ static const struct ctl_table nlm_sysctls[] = {
{
.procname = "nsm_local_state",
.data = &nsm_local_state,
.maxlen = sizeof(int),
.maxlen = sizeof(nsm_local_state),
.mode = 0644,
.proc_handler = proc_dointvec,
.proc_handler = proc_douintvec,
.extra1 = SYSCTL_ZERO,
},
};