/* * net/sched/em_u32.c U32 Ematch * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version * 2 of the License, or (at your option) any later version. * * Authors: Thomas Graf * Alexey Kuznetsov, * * Based on net/sched/cls_u32.c */ #include #include #include #include #include static int em_u32_match(struct sk_buff *skb, struct tcf_ematch *em, struct tcf_pkt_info *info) { struct tc_u32_key *key = (struct tc_u32_key *) em->data; const unsigned char *ptr = skb_network_header(skb); if (info) { if (info->ptr) ptr = info->ptr; ptr += (info->nexthdr & key->offmask); } ptr += key->off; if (!tcf_valid_offset(skb, ptr, sizeof(u32))) return 0; return !(((*(__be32 *) ptr) ^ key->val) & key->mask); } static struct tcf_ematch_ops em_u32_ops = { .kind = TCF_EM_U32, .datalen = sizeof(struct tc_u32_key), .match = em_u32_match, .owner = THIS_MODULE, .link = LIST_HEAD_INIT(em_u32_ops.link) }; static int __init init_em_u32(void) { return tcf_em_register(&em_u32_ops); } static void __exit exit_em_u32(void) { tcf_em_unregister(&em_u32_ops); } MODULE_LICENSE("GPL"); module_init(init_em_u32); module_exit(exit_em_u32); MODULE_ALIAS_TCF_EMATCH(TCF_EM_U32);

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author	Florian Fainelli <f.fainelli@gmail.com>	2017-02-04 13:02:42 -0800
committer	David S. Miller <davem@davemloft.net>	2017-02-07 10:51:45 -0500
commit	14b89f36eed2993670906a3991bca496a5ebf1a6 (patch)
tree	13350317f0ef8479ea5f315694679ffa9f064058 /net/dsa
parent	a23b296198cbf2b78101e7e745f9c45663c3f82e (diff)

net: dsa: Rename and export dev_to_net_device()

In preparation for using this function in net/dsa/dsa2.c, rename the function to make its scope DSA specific, and export it. Signed-off-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>

Diffstat (limited to 'net/dsa')

-rw-r--r--

5

1 files changed, 3 insertions, 2 deletions