diff options
| -rw-r--r-- | drivers/vhost/scsi.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/drivers/vhost/scsi.c b/drivers/vhost/scsi.c index c266171045c5..e361c43d0730 100644 --- a/drivers/vhost/scsi.c +++ b/drivers/vhost/scsi.c @@ -1651,12 +1651,14 @@ static int vhost_scsi_setup_vq_cmds(struct vhost_virtqueue *vq, int max_cmds) goto out; } - tv_cmd->tvc_prot_sgl = kcalloc(VHOST_SCSI_PREALLOC_PROT_SGLS, - sizeof(struct scatterlist), - GFP_KERNEL); - if (!tv_cmd->tvc_prot_sgl) { - pr_err("Unable to allocate tv_cmd->tvc_prot_sgl\n"); - goto out; + if (vhost_has_feature(vq, VIRTIO_SCSI_F_T10_PI)) { + tv_cmd->tvc_prot_sgl = kcalloc(VHOST_SCSI_PREALLOC_PROT_SGLS, + sizeof(struct scatterlist), + GFP_KERNEL); + if (!tv_cmd->tvc_prot_sgl) { + pr_err("Unable to allocate tv_cmd->tvc_prot_sgl\n"); + goto out; + } } } return 0; |