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authorDmitry Fleytman <dmitry@daynix.com>2017-02-16 14:29:35 +0200
committerJason Wang <jasowang@redhat.com>2017-03-06 11:46:02 +0800
commitc5d083c561a4f5297cc2e44a2f3cef3324d77a88 (patch)
treeb9c00163f5017fd1cc4e930a0f96dfda81421c59 /hw/net/net_rx_pkt.c
parentd5e772146d2bbc92e5126c145eddef3b2843d026 (diff)
NetRxPkt: Account buffer with ETH header in IOV length
In case of VLAN stripping ETH header is stored in a separate chunk and length of IOV should take this into account. This patch fixes checksum validation for RX packets with VLAN header. Devices affected by this problem: e1000e and vmxnet3. Cc: qemu-stable@nongnu.org Signed-off-by: Dmitry Fleytman <dmitry@daynix.com> Signed-off-by: Jason Wang <jasowang@redhat.com>
Diffstat (limited to 'hw/net/net_rx_pkt.c')
-rw-r--r--hw/net/net_rx_pkt.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/hw/net/net_rx_pkt.c b/hw/net/net_rx_pkt.c
index 0003a0e88b..2649d40b5c 100644
--- a/hw/net/net_rx_pkt.c
+++ b/hw/net/net_rx_pkt.c
@@ -97,7 +97,7 @@ 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 - pkt->ehdr_buf_len);
+ pkt->tot_len - pkt->ehdr_buf_len) + 1;
} else {
net_rx_pkt_iovec_realloc(pkt, iovcnt);