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kbuild test robot lkp at intel.comHi Andreas,
[auto build test ERROR on net-next/master]
[also build test ERROR on v4.10-rc5 next-20170124]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
url: https://github.com/0day-ci/linux/commits/Andreas-Schultz/simple-gtp-improvements/20170125-051754
config: i386-allmodconfig (attached as .config)
compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
reproduce:
# save the attached .config to linux build tree
make ARCH=i386
All error/warnings (new ones prefixed by >>):
drivers/net/gtp.c: In function 'gtp_newlink':
>> drivers/net/gtp.c:677:8: error: too many arguments to function 'gtp_encap_enable'
err = gtp_encap_enable(dev, gtp, fd0, fd1, src_net);
^~~~~~~~~~~~~~~~
drivers/net/gtp.c:659:12: note: declared here
static int gtp_encap_enable(struct net_device *dev, struct gtp_dev *gtp,
^~~~~~~~~~~~~~~~
drivers/net/gtp.c: At top level:
>> drivers/net/gtp.c:822:12: error: conflicting types for 'gtp_encap_enable'
static int gtp_encap_enable(struct net_device *dev, struct gtp_dev *gtp,
^~~~~~~~~~~~~~~~
drivers/net/gtp.c:659:12: note: previous declaration of 'gtp_encap_enable' was here
static int gtp_encap_enable(struct net_device *dev, struct gtp_dev *gtp,
^~~~~~~~~~~~~~~~
>> drivers/net/gtp.c:659:12: warning: 'gtp_encap_enable' used but never defined
drivers/net/gtp.c:822:12: warning: 'gtp_encap_enable' defined but not used [-Wunused-function]
static int gtp_encap_enable(struct net_device *dev, struct gtp_dev *gtp,
^~~~~~~~~~~~~~~~
vim +/gtp_encap_enable +677 drivers/net/gtp.c
459aa660 Pablo Neira 2016-05-09 653 sizeof(struct udphdr) +
459aa660 Pablo Neira 2016-05-09 654 sizeof(struct gtp0_header);
459aa660 Pablo Neira 2016-05-09 655 }
459aa660 Pablo Neira 2016-05-09 656
459aa660 Pablo Neira 2016-05-09 657 static int gtp_hashtable_new(struct gtp_dev *gtp, int hsize);
459aa660 Pablo Neira 2016-05-09 658 static void gtp_hashtable_free(struct gtp_dev *gtp);
459aa660 Pablo Neira 2016-05-09 @659 static int gtp_encap_enable(struct net_device *dev, struct gtp_dev *gtp,
0e9ed139 Andreas Schultz 2017-01-24 660 int fd_gtp0, int fd_gtp1);
459aa660 Pablo Neira 2016-05-09 661
459aa660 Pablo Neira 2016-05-09 662 static int gtp_newlink(struct net *src_net, struct net_device *dev,
459aa660 Pablo Neira 2016-05-09 663 struct nlattr *tb[], struct nlattr *data[])
459aa660 Pablo Neira 2016-05-09 664 {
459aa660 Pablo Neira 2016-05-09 665 int hashsize, err, fd0, fd1;
459aa660 Pablo Neira 2016-05-09 666 struct gtp_dev *gtp;
459aa660 Pablo Neira 2016-05-09 667 struct gtp_net *gn;
459aa660 Pablo Neira 2016-05-09 668
459aa660 Pablo Neira 2016-05-09 669 if (!data[IFLA_GTP_FD0] || !data[IFLA_GTP_FD1])
459aa660 Pablo Neira 2016-05-09 670 return -EINVAL;
459aa660 Pablo Neira 2016-05-09 671
459aa660 Pablo Neira 2016-05-09 672 gtp = netdev_priv(dev);
459aa660 Pablo Neira 2016-05-09 673
459aa660 Pablo Neira 2016-05-09 674 fd0 = nla_get_u32(data[IFLA_GTP_FD0]);
459aa660 Pablo Neira 2016-05-09 675 fd1 = nla_get_u32(data[IFLA_GTP_FD1]);
459aa660 Pablo Neira 2016-05-09 676
459aa660 Pablo Neira 2016-05-09 @677 err = gtp_encap_enable(dev, gtp, fd0, fd1, src_net);
459aa660 Pablo Neira 2016-05-09 678 if (err < 0)
459aa660 Pablo Neira 2016-05-09 679 goto out_err;
459aa660 Pablo Neira 2016-05-09 680
459aa660 Pablo Neira 2016-05-09 681 if (!data[IFLA_GTP_PDP_HASHSIZE])
459aa660 Pablo Neira 2016-05-09 682 hashsize = 1024;
459aa660 Pablo Neira 2016-05-09 683 else
459aa660 Pablo Neira 2016-05-09 684 hashsize = nla_get_u32(data[IFLA_GTP_PDP_HASHSIZE]);
459aa660 Pablo Neira 2016-05-09 685
459aa660 Pablo Neira 2016-05-09 686 err = gtp_hashtable_new(gtp, hashsize);
459aa660 Pablo Neira 2016-05-09 687 if (err < 0)
459aa660 Pablo Neira 2016-05-09 688 goto out_encap;
459aa660 Pablo Neira 2016-05-09 689
459aa660 Pablo Neira 2016-05-09 690 err = register_netdevice(dev);
459aa660 Pablo Neira 2016-05-09 691 if (err < 0) {
459aa660 Pablo Neira 2016-05-09 692 netdev_dbg(dev, "failed to register new netdev %d\n", err);
459aa660 Pablo Neira 2016-05-09 693 goto out_hashtable;
459aa660 Pablo Neira 2016-05-09 694 }
459aa660 Pablo Neira 2016-05-09 695
459aa660 Pablo Neira 2016-05-09 696 gn = net_generic(dev_net(dev), gtp_net_id);
459aa660 Pablo Neira 2016-05-09 697 list_add_rcu(>p->list, &gn->gtp_dev_list);
459aa660 Pablo Neira 2016-05-09 698
459aa660 Pablo Neira 2016-05-09 699 netdev_dbg(dev, "registered new GTP interface\n");
459aa660 Pablo Neira 2016-05-09 700
459aa660 Pablo Neira 2016-05-09 701 return 0;
459aa660 Pablo Neira 2016-05-09 702
459aa660 Pablo Neira 2016-05-09 703 out_hashtable:
459aa660 Pablo Neira 2016-05-09 704 gtp_hashtable_free(gtp);
459aa660 Pablo Neira 2016-05-09 705 out_encap:
459aa660 Pablo Neira 2016-05-09 706 gtp_encap_disable(gtp);
459aa660 Pablo Neira 2016-05-09 707 out_err:
459aa660 Pablo Neira 2016-05-09 708 return err;
459aa660 Pablo Neira 2016-05-09 709 }
459aa660 Pablo Neira 2016-05-09 710
459aa660 Pablo Neira 2016-05-09 711 static void gtp_dellink(struct net_device *dev, struct list_head *head)
459aa660 Pablo Neira 2016-05-09 712 {
459aa660 Pablo Neira 2016-05-09 713 struct gtp_dev *gtp = netdev_priv(dev);
459aa660 Pablo Neira 2016-05-09 714
459aa660 Pablo Neira 2016-05-09 715 gtp_encap_disable(gtp);
459aa660 Pablo Neira 2016-05-09 716 gtp_hashtable_free(gtp);
459aa660 Pablo Neira 2016-05-09 717 list_del_rcu(>p->list);
459aa660 Pablo Neira 2016-05-09 718 unregister_netdevice_queue(dev, head);
459aa660 Pablo Neira 2016-05-09 719 }
459aa660 Pablo Neira 2016-05-09 720
459aa660 Pablo Neira 2016-05-09 721 static const struct nla_policy gtp_policy[IFLA_GTP_MAX + 1] = {
459aa660 Pablo Neira 2016-05-09 722 [IFLA_GTP_FD0] = { .type = NLA_U32 },
459aa660 Pablo Neira 2016-05-09 723 [IFLA_GTP_FD1] = { .type = NLA_U32 },
459aa660 Pablo Neira 2016-05-09 724 [IFLA_GTP_PDP_HASHSIZE] = { .type = NLA_U32 },
459aa660 Pablo Neira 2016-05-09 725 };
459aa660 Pablo Neira 2016-05-09 726
459aa660 Pablo Neira 2016-05-09 727 static int gtp_validate(struct nlattr *tb[], struct nlattr *data[])
459aa660 Pablo Neira 2016-05-09 728 {
459aa660 Pablo Neira 2016-05-09 729 if (!data)
459aa660 Pablo Neira 2016-05-09 730 return -EINVAL;
459aa660 Pablo Neira 2016-05-09 731
459aa660 Pablo Neira 2016-05-09 732 return 0;
459aa660 Pablo Neira 2016-05-09 733 }
459aa660 Pablo Neira 2016-05-09 734
459aa660 Pablo Neira 2016-05-09 735 static size_t gtp_get_size(const struct net_device *dev)
459aa660 Pablo Neira 2016-05-09 736 {
459aa660 Pablo Neira 2016-05-09 737 return nla_total_size(sizeof(__u32)); /* IFLA_GTP_PDP_HASHSIZE */
459aa660 Pablo Neira 2016-05-09 738 }
459aa660 Pablo Neira 2016-05-09 739
459aa660 Pablo Neira 2016-05-09 740 static int gtp_fill_info(struct sk_buff *skb, const struct net_device *dev)
459aa660 Pablo Neira 2016-05-09 741 {
459aa660 Pablo Neira 2016-05-09 742 struct gtp_dev *gtp = netdev_priv(dev);
459aa660 Pablo Neira 2016-05-09 743
459aa660 Pablo Neira 2016-05-09 744 if (nla_put_u32(skb, IFLA_GTP_PDP_HASHSIZE, gtp->hash_size))
459aa660 Pablo Neira 2016-05-09 745 goto nla_put_failure;
459aa660 Pablo Neira 2016-05-09 746
459aa660 Pablo Neira 2016-05-09 747 return 0;
459aa660 Pablo Neira 2016-05-09 748
459aa660 Pablo Neira 2016-05-09 749 nla_put_failure:
459aa660 Pablo Neira 2016-05-09 750 return -EMSGSIZE;
459aa660 Pablo Neira 2016-05-09 751 }
459aa660 Pablo Neira 2016-05-09 752
459aa660 Pablo Neira 2016-05-09 753 static struct rtnl_link_ops gtp_link_ops __read_mostly = {
459aa660 Pablo Neira 2016-05-09 754 .kind = "gtp",
459aa660 Pablo Neira 2016-05-09 755 .maxtype = IFLA_GTP_MAX,
459aa660 Pablo Neira 2016-05-09 756 .policy = gtp_policy,
459aa660 Pablo Neira 2016-05-09 757 .priv_size = sizeof(struct gtp_dev),
459aa660 Pablo Neira 2016-05-09 758 .setup = gtp_link_setup,
459aa660 Pablo Neira 2016-05-09 759 .validate = gtp_validate,
459aa660 Pablo Neira 2016-05-09 760 .newlink = gtp_newlink,
459aa660 Pablo Neira 2016-05-09 761 .dellink = gtp_dellink,
459aa660 Pablo Neira 2016-05-09 762 .get_size = gtp_get_size,
459aa660 Pablo Neira 2016-05-09 763 .fill_info = gtp_fill_info,
459aa660 Pablo Neira 2016-05-09 764 };
459aa660 Pablo Neira 2016-05-09 765
459aa660 Pablo Neira 2016-05-09 766 static struct net *gtp_genl_get_net(struct net *src_net, struct nlattr *tb[])
459aa660 Pablo Neira 2016-05-09 767 {
459aa660 Pablo Neira 2016-05-09 768 struct net *net;
459aa660 Pablo Neira 2016-05-09 769
459aa660 Pablo Neira 2016-05-09 770 /* Examine the link attributes and figure out which network namespace
459aa660 Pablo Neira 2016-05-09 771 * we are talking about.
459aa660 Pablo Neira 2016-05-09 772 */
459aa660 Pablo Neira 2016-05-09 773 if (tb[GTPA_NET_NS_FD])
459aa660 Pablo Neira 2016-05-09 774 net = get_net_ns_by_fd(nla_get_u32(tb[GTPA_NET_NS_FD]));
459aa660 Pablo Neira 2016-05-09 775 else
459aa660 Pablo Neira 2016-05-09 776 net = get_net(src_net);
459aa660 Pablo Neira 2016-05-09 777
459aa660 Pablo Neira 2016-05-09 778 return net;
459aa660 Pablo Neira 2016-05-09 779 }
459aa660 Pablo Neira 2016-05-09 780
459aa660 Pablo Neira 2016-05-09 781 static int gtp_hashtable_new(struct gtp_dev *gtp, int hsize)
459aa660 Pablo Neira 2016-05-09 782 {
459aa660 Pablo Neira 2016-05-09 783 int i;
459aa660 Pablo Neira 2016-05-09 784
459aa660 Pablo Neira 2016-05-09 785 gtp->addr_hash = kmalloc(sizeof(struct hlist_head) * hsize, GFP_KERNEL);
459aa660 Pablo Neira 2016-05-09 786 if (gtp->addr_hash == NULL)
459aa660 Pablo Neira 2016-05-09 787 return -ENOMEM;
459aa660 Pablo Neira 2016-05-09 788
459aa660 Pablo Neira 2016-05-09 789 gtp->tid_hash = kmalloc(sizeof(struct hlist_head) * hsize, GFP_KERNEL);
459aa660 Pablo Neira 2016-05-09 790 if (gtp->tid_hash == NULL)
459aa660 Pablo Neira 2016-05-09 791 goto err1;
459aa660 Pablo Neira 2016-05-09 792
459aa660 Pablo Neira 2016-05-09 793 gtp->hash_size = hsize;
459aa660 Pablo Neira 2016-05-09 794
459aa660 Pablo Neira 2016-05-09 795 for (i = 0; i < hsize; i++) {
459aa660 Pablo Neira 2016-05-09 796 INIT_HLIST_HEAD(>p->addr_hash[i]);
459aa660 Pablo Neira 2016-05-09 797 INIT_HLIST_HEAD(>p->tid_hash[i]);
459aa660 Pablo Neira 2016-05-09 798 }
459aa660 Pablo Neira 2016-05-09 799 return 0;
459aa660 Pablo Neira 2016-05-09 800 err1:
459aa660 Pablo Neira 2016-05-09 801 kfree(gtp->addr_hash);
459aa660 Pablo Neira 2016-05-09 802 return -ENOMEM;
459aa660 Pablo Neira 2016-05-09 803 }
459aa660 Pablo Neira 2016-05-09 804
459aa660 Pablo Neira 2016-05-09 805 static void gtp_hashtable_free(struct gtp_dev *gtp)
459aa660 Pablo Neira 2016-05-09 806 {
459aa660 Pablo Neira 2016-05-09 807 struct pdp_ctx *pctx;
459aa660 Pablo Neira 2016-05-09 808 int i;
459aa660 Pablo Neira 2016-05-09 809
459aa660 Pablo Neira 2016-05-09 810 for (i = 0; i < gtp->hash_size; i++) {
459aa660 Pablo Neira 2016-05-09 811 hlist_for_each_entry_rcu(pctx, >p->tid_hash[i], hlist_tid) {
459aa660 Pablo Neira 2016-05-09 812 hlist_del_rcu(&pctx->hlist_tid);
459aa660 Pablo Neira 2016-05-09 813 hlist_del_rcu(&pctx->hlist_addr);
459aa660 Pablo Neira 2016-05-09 814 kfree_rcu(pctx, rcu_head);
459aa660 Pablo Neira 2016-05-09 815 }
459aa660 Pablo Neira 2016-05-09 816 }
459aa660 Pablo Neira 2016-05-09 817 synchronize_rcu();
459aa660 Pablo Neira 2016-05-09 818 kfree(gtp->addr_hash);
459aa660 Pablo Neira 2016-05-09 819 kfree(gtp->tid_hash);
459aa660 Pablo Neira 2016-05-09 820 }
459aa660 Pablo Neira 2016-05-09 821
459aa660 Pablo Neira 2016-05-09 @822 static int gtp_encap_enable(struct net_device *dev, struct gtp_dev *gtp,
459aa660 Pablo Neira 2016-05-09 823 int fd_gtp0, int fd_gtp1, struct net *src_net)
459aa660 Pablo Neira 2016-05-09 824 {
459aa660 Pablo Neira 2016-05-09 825 struct udp_tunnel_sock_cfg tuncfg = {NULL};
:::::: The code at line 677 was first introduced by commit
:::::: 459aa660eb1d8ce67080da1983bb81d716aa5a69 gtp: add initial driver for datapath of GPRS Tunneling Protocol (GTP-U)
:::::: TO: Pablo Neira <pablo at netfilter.org>
:::::: CC: David S. Miller <davem at davemloft.net>
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
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