[PATCH V2 12/12] virtio-scsi: don't let virtio core to validate used buffer length

Jason Wang
2021-10-12T06:53:41Z

We never tries to use used length, so the patch prevents the virtio
core from validating used length.

Signed-off-by: Jason Wang <jasowang@redhat.com>
---
drivers/scsi/virtio_scsi.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/scsi/virtio_scsi.c b/drivers/scsi/virtio_scsi.c
index c25ce8f0e0af..2af33fc36f8a 100644
--- a/drivers/scsi/virtio_scsi.c
+++ b/drivers/scsi/virtio_scsi.c
@@ -977,6 +977,7 @@ static unsigned int features[] = {
static struct virtio_driver virtio_scsi_driver = {
.feature_table = features,
.feature_table_size = ARRAY_SIZE(features),
+ .validate_used = true,
.driver.name = KBUILD_MODNAME,
.driver.owner = THIS_MODULE,
.id_table = id_table,
--
2.25.1