Re: [RFC] [PATCH] SCSI passthrough for virtio-blk

[Christian Borntraeger <borntraeger@xxxxxxxxxx>]

Thanks for your feedback.

Here is a second try to allows to propagate scsi error code from host->guest.
Makes sense?

Signed-off-by: Christian Borntraeger <borntraeger@xxxxxxxxxx>

---
 drivers/block/virtio_blk.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Index: kvm/drivers/block/virtio_blk.c
===================================================================
--- kvm.orig/drivers/block/virtio_blk.c
+++ kvm/drivers/block/virtio_blk.c
@@ -62,7 +62,7 @@ static void blk_done(struct virtqueue *v
 			break;
 		}
 
-		if (blk_pc_request(vbr->req)) {
+		if (blk_pc_request(vbr->req) && len >= sizeof(vbr->in_hdr)) {
 			vbr->req->data_len = vbr->in_hdr.residual;
 			bytes = vbr->in_hdr.data_len;
 			vbr->req->sense_len = vbr->in_hdr.sense_len;

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