vhost-vdpa: refine ioctl pre-processing (b0bd82bf) · Commits · 戴 / test

Switch to use 'switch' to make the codes more easier to be extended. Signed-off-by:

drivers/vhost/vdpa.c

+5 −4

Original line number	Diff line number	Diff line
		@@ -360,15 +360,16 @@ static long vhost_vdpa_vring_ioctl(struct vhost_vdpa *v, unsigned int cmd,
		idx = array_index_nospec(idx, v->nvqs);
		vq = &v->vqs[idx];

		if (cmd == VHOST_VDPA_SET_VRING_ENABLE) {
		switch (cmd) {
		case VHOST_VDPA_SET_VRING_ENABLE:
		if (copy_from_user(&s, argp, sizeof(s)))
		return -EFAULT;
		ops->set_vq_ready(vdpa, idx, s.num);
		return 0;
		}

		if (cmd == VHOST_GET_VRING_BASE)
		case VHOST_GET_VRING_BASE:
		vq->last_avail_idx = ops->get_vq_state(v->vdpa, idx);
		break;
		}

		r = vhost_vring_ioctl(&v->vdev, cmd, argp);
		if (r)