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authorBenoît Ganne <bganne@cisco.com>2020-01-24 18:06:01 +0100
committerDamjan Marion <dmarion@me.com>2020-01-27 19:19:23 +0000
commit5ecc1e4d433a34845c7bfd761dc990413e6c321b (patch)
treef3a51e20f0a8a9def3e1160a3e68c65445fcd92b
parent864872ae1352dbee6aefac80a0ee7b60c271f58b (diff)
devices: vhost: fix data offset on input
Regardless of whether the virtio_net_hdr is sent as a separate descriptors or in the same descriptor as the data, we always want to skip the header length - maybe moving to the next descriptor along the way. Type: fix Change-Id: Iaa70aeb310e589639b20f8c7029aaa8d3ce5d307 Signed-off-by: Benoît Ganne <bganne@cisco.com>
-rw-r--r--src/vnet/devices/virtio/vhost_user_input.c12
1 files changed, 1 insertions, 11 deletions
diff --git a/src/vnet/devices/virtio/vhost_user_input.c b/src/vnet/devices/virtio/vhost_user_input.c
index 11d45812e39..1c3e1806cb5 100644
--- a/src/vnet/devices/virtio/vhost_user_input.c
+++ b/src/vnet/devices/virtio/vhost_user_input.c
@@ -559,17 +559,7 @@ vhost_user_if_input (vlib_main_t * vm,
}
}
- if (PREDICT_TRUE (vui->is_any_layout) ||
- (!(desc_table[desc_current].flags & VIRTQ_DESC_F_NEXT)))
- {
- /* ANYLAYOUT or single buffer */
- desc_data_offset = vui->virtio_net_hdr_sz;
- }
- else
- {
- /* CSR case without ANYLAYOUT, skip 1st buffer */
- desc_data_offset = desc_table[desc_current].len;
- }
+ desc_data_offset = vui->virtio_net_hdr_sz;
if (enable_csum)
{