vhost: fix false-positive warning from clang 5

[dpdk.git] / lib / librte_vhost / iotlb.c

diff --git a/lib/librte_vhost/iotlb.c b/lib/librte_vhost/iotlb.c
index 066c37a..05c2780 100644 (file)
--- a/lib/librte_vhost/iotlb.c
+++ b/lib/librte_vhost/iotlb.c
@@ -300,7 +300,7 @@ vhost_user_iotlb_init(struct virtio_net *dev, int vq_index)
 {
        char pool_name[RTE_MEMPOOL_NAMESIZE];
        struct vhost_virtqueue *vq = dev->virtqueue[vq_index];
-       int ret = -1, socket;
+       int socket = 0;
 
        if (vq->iotlb_pool) {
                /*
@@ -313,10 +313,9 @@ vhost_user_iotlb_init(struct virtio_net *dev, int vq_index)
        }
 
 #ifdef RTE_LIBRTE_VHOST_NUMA
-       ret = get_mempolicy(&socket, NULL, 0, vq, MPOL_F_NODE | MPOL_F_ADDR);
-#endif
-       if (ret)
+       if (get_mempolicy(&socket, NULL, 0, vq, MPOL_F_NODE | MPOL_F_ADDR) != 0)
                socket = 0;
+#endif
 
        rte_rwlock_init(&vq->iotlb_lock);
        rte_rwlock_init(&vq->iotlb_pending_lock);