net/bnxt: fix null dereference in session cleanup

[dpdk.git] / lib / vhost / virtio_net.c

diff --git a/lib/vhost/virtio_net.c b/lib/vhost/virtio_net.c
index 886e076..5f432b0 100644 (file)
--- a/lib/vhost/virtio_net.c
+++ b/lib/vhost/virtio_net.c
@@ -1004,20 +1004,21 @@ async_mbuf_to_desc_seg(struct virtio_net *dev, struct vhost_virtqueue *vq,
        struct vhost_async *async = vq->async;
        uint64_t mapped_len;
        uint32_t buf_offset = 0;
-       void *hpa;
+       void *host_iova;
 
        while (cpy_len) {
-               hpa = (void *)(uintptr_t)gpa_to_first_hpa(dev,
+               host_iova = (void *)(uintptr_t)gpa_to_first_hpa(dev,
                                buf_iova + buf_offset, cpy_len, &mapped_len);
-               if (unlikely(!hpa)) {
-                       VHOST_LOG_DATA(ERR, "(%s) %s: failed to get hpa.\n", dev->ifname, __func__);
+               if (unlikely(!host_iova)) {
+                       VHOST_LOG_DATA(ERR, "(%s) %s: failed to get host iova.\n",
+                                      dev->ifname, __func__);
                        return -1;
                }
 
                if (unlikely(async_iter_add_iovec(dev, async,
                                                (void *)(uintptr_t)rte_pktmbuf_iova_offset(m,
                                                        mbuf_offset),
-                                               hpa, (size_t)mapped_len)))
+                                               host_iova, (size_t)mapped_len)))
                        return -1;
 
                cpy_len -= (uint32_t)mapped_len;