commit 224a3c03d9aa34259ac3816c0039f2776d6da5ef
author Mohsin Kazmi <sykazmi@cisco.com> Wed Oct 28 10:42:32 2020 +0100
committer Mohsin Kazmi <sykazmi@cisco.com> Wed Oct 28 10:42:32 2020 +0100
tree 40d1e7e2966c04fad7322de8e93c31cb4de7a503
parent b242d31593801c8923314ab0513854b81ed4b26a

virtio: fix the buffer array index

Type: fix

Fixes: 2e6f624f1f82ae0351dd05ad5d930d6876105519

Change-Id: I24a9822d1968a134c7e41221f48296cc8a67dd91
Signed-off-by: Mohsin Kazmi <sykazmi@cisco.com>

src/vnet/devices/virtio/device.c

diff --git a/src/vnet/devices/virtio/device.c b/src/vnet/devices/virtio/device.c
index b84949c..fe943a9 100644
--- a/src/vnet/devices/virtio/device.c
+++ b/src/vnet/devices/virtio/device.c
@@ -723,7 +723,7 @@
     }
   if (n_left)
     virtio_interface_drop_inline (vm, node->node_index,
-				  buffers, n_left,
+				  buffers + frame->n_vectors - n_left, n_left,
 				  VIRTIO_TX_ERROR_NO_FREE_SLOTS);
 
   clib_spinlock_unlock_if_init (&vring->lockp);