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virtio-blk: don't let virtio core to validate used length 

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>
Link: https://lore.kernel.org/r/20211027022107.14357-4-jasowang@redhat.com
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Jason Wang 2021-10-27 10:21:06 +08:00 committed by Michael S. Tsirkin
parent 816625c136
commit a40392edf1
1 changed files with 1 additions and 0 deletions
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drivers/block/virtio_blk.c
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@ -1041,6 +1041,7 @@ static struct virtio_driver virtio_blk = {
.feature_table_size = ARRAY_SIZE(features),
.feature_table_legacy = features_legacy,
.feature_table_size_legacy = ARRAY_SIZE(features_legacy),
.suppress_used_validation = true,
.driver.name = KBUILD_MODNAME,
.driver.owner = THIS_MODULE,
.id_table = id_table,