[PATCH v2 2/6] sysctl: Fixes nsm_local_state bounds

[nicolas . bouchinet]

From: Nicolas Bouchinet <nicolas.bouchinet@xxxxxxxxxxx>

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@xxxxxxxxxxx>
---
 fs/lockd/svc.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/fs/lockd/svc.c b/fs/lockd/svc.c
index 2c8eedc6c2cc9..984ab233af8b6 100644
--- a/fs/lockd/svc.c
+++ b/fs/lockd/svc.c
@@ -461,7 +461,9 @@ static const struct ctl_table nlm_sysctls[] = {
 		.data		= &nsm_local_state,
 		.maxlen		= sizeof(int),
 		.mode		= 0644,
-		.proc_handler	= proc_dointvec,
+		.proc_handler	= proc_dointvec_minmax,
+		.extra1		= SYSCTL_ZERO,
+		.extra2		= SYSCTL_INT_MAX,
 	},
 };
 
-- 
2.48.1