tap: Fix the indirect buffer allocation

Change-Id: I73f76c25754f6fb14a49ae47b6404f3cbabbeeb5
Signed-off-by: Mohsin Kazmi <sykazmi@cisco.com>

diff --git a/src/vnet/devices/virtio/virtio.c b/src/vnet/devices/virtio/virtio.c
index 72499b6..9fbbc1b 100644 (file)
--- a/src/vnet/devices/virtio/virtio.c
+++ b/src/vnet/devices/virtio/virtio.c
@@ -121,7 +121,7 @@ virtio_vring_init (vlib_main_t * vm, virtio_if_t * vif, u16 idx, u16 sz)
       do
        {
          if (n_alloc < sz)
-           n_alloc =
+           n_alloc +=
              vlib_buffer_alloc (vm, vring->indirect_buffers + n_alloc,
                                 sz - n_alloc);
        }