memif: fix tx desc length for chained buffers in copy mode

[vpp.git] / src / plugins / memif / device.c

diff --git a/src/plugins/memif/device.c b/src/plugins/memif/device.c
index 8e902fe..fce4ab2 100644 (file)
--- a/src/plugins/memif/device.c
+++ b/src/plugins/memif/device.c
@@ -177,6 +177,7 @@ retry:
                {
                  slot++;
                  free_slots--;
+                 d0->length = dst_off;
                  d0->flags = MEMIF_DESC_FLAG_NEXT;
                  d0 = &ring->desc[slot & mask];
                  dst_off = 0;