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Diffstat (limited to 'src/vnet/ip/ip4.h')
-rw-r--r--src/vnet/ip/ip4.h5
1 files changed, 3 insertions, 2 deletions
diff --git a/src/vnet/ip/ip4.h b/src/vnet/ip/ip4.h
index 872b516cfa9..8f9a8e27bf5 100644
--- a/src/vnet/ip/ip4.h
+++ b/src/vnet/ip/ip4.h
@@ -329,7 +329,8 @@ u32 ip4_tcp_udp_validate_checksum (vlib_main_t * vm, vlib_buffer_t * p0);
*/
always_inline void *
vlib_buffer_push_ip4 (vlib_main_t * vm, vlib_buffer_t * b,
- ip4_address_t * src, ip4_address_t * dst, int proto)
+ ip4_address_t * src, ip4_address_t * dst, int proto,
+ u8 csum_offload)
{
ip4_header_t *ih;
@@ -348,7 +349,7 @@ vlib_buffer_push_ip4 (vlib_main_t * vm, vlib_buffer_t * b,
ih->dst_address.as_u32 = dst->as_u32;
/* Offload ip4 header checksum generation */
- if (1)
+ if (csum_offload)
{
ih->checksum = 0;
b->flags |= VNET_BUFFER_F_OFFLOAD_IP_CKSUM | VNET_BUFFER_F_IS_IP4;