mbuf: use offset macro

[dpdk.git] / lib / librte_ip_frag / rte_ipv6_reassembly.c

diff --git a/lib/librte_ip_frag/rte_ipv6_reassembly.c b/lib/librte_ip_frag/rte_ipv6_reassembly.c
index 71cf721..1f1c172 100644 (file)
--- a/lib/librte_ip_frag/rte_ipv6_reassembly.c
+++ b/lib/librte_ip_frag/rte_ipv6_reassembly.c
@@ -108,8 +108,7 @@ ipv6_frag_reassemble(const struct ip_frag_pkt *fp)
        m->ol_flags |= PKT_TX_IP_CKSUM;
 
        /* update ipv6 header for the reassembled datagram */
-       ip_hdr = (struct ipv6_hdr *) (rte_pktmbuf_mtod(m, uint8_t *) +
-                                                                 m->l2_len);
+       ip_hdr = rte_pktmbuf_mtod_offset(m, struct ipv6_hdr *, m->l2_len);
 
        ip_hdr->payload_len = rte_cpu_to_be_16(payload_len);
 
@@ -124,7 +123,7 @@ ipv6_frag_reassemble(const struct ip_frag_pkt *fp)
        frag_hdr = (struct ipv6_extension_fragment *) (ip_hdr + 1);
        ip_hdr->proto = frag_hdr->next_header;
 
-       ip_frag_memmove(rte_pktmbuf_mtod(m, char*) + sizeof(*frag_hdr),
+       ip_frag_memmove(rte_pktmbuf_mtod_offset(m, char *, sizeof(*frag_hdr)),
                        rte_pktmbuf_mtod(m, char*), move_len);
 
        rte_pktmbuf_adj(m, sizeof(*frag_hdr));