this seems correct but unit-test would confirm any doubt.

On 02/16/2017 09:29 AM, Dmitry Fleytman wrote:
In case of VLAN stripping, ETH header put into a
separate buffer, therefore amont of data copied
from original IOV should be smaller.

Signed-off-by: Dmitry Fleytman <dmi...@daynix.com>

Reviewed-by: Philippe Mathieu-Daudé <f4...@amsat.org>

---
 hw/net/net_rx_pkt.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/hw/net/net_rx_pkt.c b/hw/net/net_rx_pkt.c
index 7c0beac..d38babe 100644
--- a/hw/net/net_rx_pkt.c
+++ b/hw/net/net_rx_pkt.c
@@ -96,7 +96,8 @@ net_rx_pkt_pull_data(struct NetRxPkt *pkt,

         pkt->tot_len = iov_size(iov, iovcnt) - ploff + pkt->ehdr_buf_len;
         pkt->vec_len = iov_copy(pkt->vec + 1, pkt->vec_len_total - 1,
-                                iov, iovcnt, ploff, pkt->tot_len);
+                                iov, iovcnt, ploff,
+                                pkt->tot_len - pkt->ehdr_buf_len);
     } else {
         net_rx_pkt_iovec_realloc(pkt, iovcnt);



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