examples/ip_fragmentation: enable IP checksum offload

As per the documentation to use any IP offload features, application
must set required offload flags into mbuf->ol_flags.

Signed-off-by: Sunil Kumar Kori <skori@marvell.com>
Acked-by: Konstantin Ananyev <konstantin.ananyev@intel.com>

diff --git a/examples/ip_fragmentation/main.c b/examples/ip_fragmentation/main.c
index 85c0100..ccaf23f 100644 (file)
--- a/examples/ip_fragmentation/main.c
+++ b/examples/ip_fragmentation/main.c
@@ -357,12 +357,14 @@ l3fwd_simple_forward(struct rte_mbuf *m, struct lcore_queue_conf *qconf,
                /* src addr */
                rte_ether_addr_copy(&ports_eth_addr[port_out],
                                &eth_hdr->s_addr);
-               if (ipv6)
+               if (ipv6) {
                        eth_hdr->ether_type =
                                rte_be_to_cpu_16(RTE_ETHER_TYPE_IPV6);
-               else
+               } else {
                        eth_hdr->ether_type =
                                rte_be_to_cpu_16(RTE_ETHER_TYPE_IPV4);
+                       m->ol_flags |= (PKT_TX_IPV4 | PKT_TX_IP_CKSUM);
+               }
        }
 
        len += len2;