net/bnxt: refactor init/uninit
[dpdk.git] / lib / librte_gso / gso_udp4.c
index 927dee1..5d0186a 100644 (file)
@@ -11,7 +11,7 @@ static inline void
 update_ipv4_udp_headers(struct rte_mbuf *pkt, struct rte_mbuf **segs,
                uint16_t nb_segs)
 {
-       struct ipv4_hdr *ipv4_hdr;
+       struct rte_ipv4_hdr *ipv4_hdr;
        uint16_t frag_offset = 0, is_mf;
        uint16_t l2_hdrlen = pkt->l2_len, l3_hdrlen = pkt->l3_len;
        uint16_t tail_idx = nb_segs - 1, length, i;
@@ -22,8 +22,8 @@ update_ipv4_udp_headers(struct rte_mbuf *pkt, struct rte_mbuf **segs,
         * length.
         */
        for (i = 0; i < nb_segs; i++) {
-               ipv4_hdr = rte_pktmbuf_mtod_offset(segs[i], struct ipv4_hdr *,
-                       l2_hdrlen);
+               ipv4_hdr = rte_pktmbuf_mtod_offset(segs[i],
+                       struct rte_ipv4_hdr *, l2_hdrlen);
                length = segs[i]->pkt_len - l2_hdrlen;
                ipv4_hdr->total_length = rte_cpu_to_be_16(length);
 
@@ -42,18 +42,17 @@ gso_udp4_segment(struct rte_mbuf *pkt,
                struct rte_mbuf **pkts_out,
                uint16_t nb_pkts_out)
 {
-       struct ipv4_hdr *ipv4_hdr;
+       struct rte_ipv4_hdr *ipv4_hdr;
        uint16_t pyld_unit_size, hdr_offset;
        uint16_t frag_off;
        int ret;
 
        /* Don't process the fragmented packet */
-       ipv4_hdr = rte_pktmbuf_mtod_offset(pkt, struct ipv4_hdr *,
+       ipv4_hdr = rte_pktmbuf_mtod_offset(pkt, struct rte_ipv4_hdr *,
                        pkt->l2_len);
        frag_off = rte_be_to_cpu_16(ipv4_hdr->fragment_offset);
        if (unlikely(IS_FRAGMENTED(frag_off))) {
-               pkts_out[0] = pkt;
-               return 1;
+               return 0;
        }
 
        /*
@@ -65,11 +64,13 @@ gso_udp4_segment(struct rte_mbuf *pkt,
 
        /* Don't process the packet without data. */
        if (unlikely(hdr_offset + pkt->l4_len >= pkt->pkt_len)) {
-               pkts_out[0] = pkt;
-               return 1;
+               return 0;
        }
 
-       pyld_unit_size = gso_size - hdr_offset;
+       /* pyld_unit_size must be a multiple of 8 because frag_off
+        * uses 8 bytes as unit.
+        */
+       pyld_unit_size = (gso_size - hdr_offset) & ~7U;
 
        /* Segment the payload */
        ret = gso_do_segment(pkt, hdr_offset, pyld_unit_size, direct_pool,