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| author | Jason Wang <jasowang@redhat.com> | 2021-10-27 10:21:07 +0800 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2021-11-01 05:26:49 -0400 |
| commit | c57911ebfbfe745cb95da2bcf547c5bae000590f (patch) | |
| tree | 24600d287dc71ab8da023c09dfa0311914239cb3 /drivers/scsi/virtio_scsi.c | |
| parent | a40392edf1b2c7822bc0ce68413106661a9d4232 (diff) | |
| download | lwn-c57911ebfbfe745cb95da2bcf547c5bae000590f.tar.gz lwn-c57911ebfbfe745cb95da2bcf547c5bae000590f.zip | |
virtio-scsi: don't let virtio core to validate used buffer 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/20211027022107.14357-5-jasowang@redhat.com
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'drivers/scsi/virtio_scsi.c')
| -rw-r--r-- | drivers/scsi/virtio_scsi.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/scsi/virtio_scsi.c b/drivers/scsi/virtio_scsi.c index 07d0250f17c3..03b09ecea42d 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), + .suppress_used_validation = true, .driver.name = KBUILD_MODNAME, .driver.owner = THIS_MODULE, .id_table = id_table, |