[PATCH v2 4/6] sysctl: Fixes scsi_logging_level bounds

[nicolas . bouchinet]

From: Nicolas Bouchinet <nicolas.bouchinet@xxxxxxxxxxx>

Bound scsi_logging_level 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>
---
 drivers/scsi/scsi_sysctl.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/scsi/scsi_sysctl.c b/drivers/scsi/scsi_sysctl.c
index be4aef0f4f996..055a03a83ad68 100644
--- a/drivers/scsi/scsi_sysctl.c
+++ b/drivers/scsi/scsi_sysctl.c
@@ -17,7 +17,9 @@ static const struct ctl_table scsi_table[] = {
 	  .data		= &scsi_logging_level,
 	  .maxlen	= sizeof(scsi_logging_level),
 	  .mode		= 0644,
-	  .proc_handler	= proc_dointvec },
+	  .proc_handler	= proc_dointvec_minmax,
+	  .extra1	= SYSCTL_ZERO,
+	  .extra2	= SYSCTL_INT_MAX },
 };
 
 static struct ctl_table_header *scsi_table_header;
-- 
2.48.1