1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3 * IPV6 GSO/GRO offload support
4 * Linux INET6 implementation
5 *
6 * IPV6 Extension Header GSO/GRO support
7 */
8 #include <net/protocol.h>
9 #include "ip6_offload.h"
10
11 static const struct net_offload rthdr_offload = {
12 .flags = INET6_PROTO_GSO_EXTHDR,
13 };
14
15 static const struct net_offload dstopt_offload = {
16 .flags = INET6_PROTO_GSO_EXTHDR,
17 };
18
19 int __init ipv6_exthdrs_offload_init(void)
20 {
21 int ret;
22
23 ret = inet6_add_offload(&rthdr_offload, IPPROTO_ROUTING);
24 if (ret)
25 goto out;
26
27 ret = inet6_add_offload(&dstopt_offload, IPPROTO_DSTOPTS);
28 if (ret)
29 goto out_rt;
30
31 out:
32 return ret;
33
34 out_rt:
35 inet6_del_offload(&rthdr_offload, IPPROTO_ROUTING);
36 goto out;
37 }
38
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