examples/ip_pipeline: measure CPU utilization

[dpdk.git] / examples / dpdk_qat / main.c

diff --git a/examples/dpdk_qat/main.c b/examples/dpdk_qat/main.c
index c66a8cc..dc68989 100644 (file)
--- a/examples/dpdk_qat/main.c
+++ b/examples/dpdk_qat/main.c
@@ -325,8 +325,9 @@ main_loop(__attribute__((unused)) void *dummy)
                        continue;
                /* Send packet to either QAT encrypt, QAT decrypt or NIC TX */
                if (pkt_from_nic_rx) {
-                       struct ipv4_hdr *ip  = (struct ipv4_hdr *) (rte_pktmbuf_mtod(pkt, unsigned char *) +
-                                       sizeof(struct ether_hdr));
+                       struct ipv4_hdr *ip  = rte_pktmbuf_mtod_offset(pkt,
+                                                                      struct ipv4_hdr *,
+                                                                      sizeof(struct ether_hdr));
                        if (ip->src_addr & rte_cpu_to_be_32(ACTION_ENCRYPT)) {
                                if (CRYPTO_RESULT_FAIL == crypto_encrypt(pkt,
                                        (enum cipher_alg)((ip->src_addr >> 16) & 0xFF),