vdpasim: remove unused variable 'ret'

drivers/vdpa/vdpa_sim/vdpa_sim.c:92:6: warning:
 variable ‘ret’ set but not used [-Wunused-but-set-variable]

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Link: https://lore.kernel.org/r/20200410115422.42308-1-yuehaibing@huawei.com
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Jason Wang <jasowang@redhat.com>

diff --git a/drivers/vdpa/vdpa_sim/vdpa_sim.c b/drivers/vdpa/vdpa_sim/vdpa_sim.c
index 7957d2d..01c456f 100644 (file)
--- a/drivers/vdpa/vdpa_sim/vdpa_sim.c
+++ b/drivers/vdpa/vdpa_sim/vdpa_sim.c
@@ -89,15 +89,14 @@ static struct vdpasim *dev_to_sim(struct device *dev)
 static void vdpasim_queue_ready(struct vdpasim *vdpasim, unsigned int idx)
 {
        struct vdpasim_virtqueue *vq = &vdpasim->vqs[idx];
-       int ret;
 
-       ret = vringh_init_iotlb(&vq->vring, vdpasim_features,
-                               VDPASIM_QUEUE_MAX, false,
-                               (struct vring_desc *)(uintptr_t)vq->desc_addr,
-                               (struct vring_avail *)
-                               (uintptr_t)vq->driver_addr,
-                               (struct vring_used *)
-                               (uintptr_t)vq->device_addr);
+       vringh_init_iotlb(&vq->vring, vdpasim_features,
+                         VDPASIM_QUEUE_MAX, false,
+                         (struct vring_desc *)(uintptr_t)vq->desc_addr,
+                         (struct vring_avail *)
+                         (uintptr_t)vq->driver_addr,
+                         (struct vring_used *)
+                         (uintptr_t)vq->device_addr);
 }
 
 static void vdpasim_vq_reset(struct vdpasim_virtqueue *vq)