/* * IEEE 802.1Q Multiple VLAN Registration Protocol (MVRP) * * Copyright (c) 2012 Massachusetts Institute of Technology * * Adapted from code in net/8021q/vlan_gvrp.c * Copyright (c) 2008 Patrick McHardy * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * version 2 as published by the Free Software Foundation. */ #include #include #include #include #include "vlan.h" #define MRP_MVRP_ADDRESS { 0x01, 0x80, 0xc2, 0x00, 0x00, 0x21 } enum mvrp_attributes { MVRP_ATTR_INVALID, MVRP_ATTR_VID, __MVRP_ATTR_MAX }; #define MVRP_ATTR_MAX (__MVRP_ATTR_MAX - 1) static struct mrp_application vlan_mrp_app __read_mostly = { .type = MRP_APPLICATION_MVRP, .maxattr = MVRP_ATTR_MAX, .pkttype.type = htons(ETH_P_MVRP), .group_address = MRP_MVRP_ADDRESS, .version = 0, }; int vlan_mvrp_request_join(const struct net_device *dev) { const struct vlan_dev_priv *vlan = vlan_dev_priv(dev); __be16 vlan_id = htons(vlan->vlan_id); if (vlan->vlan_proto != htons(ETH_P_8021Q)) return 0; return mrp_request_join(vlan->real_dev, &vlan_mrp_app, &vlan_id, sizeof(vlan_id), MVRP_ATTR_VID); } void vlan_mvrp_request_leave(const struct net_device *dev) { const struct vlan_dev_priv *vlan = vlan_dev_priv(dev); __be16 vlan_id = htons(vlan->vlan_id); if (vlan->vlan_proto != htons(ETH_P_8021Q)) return; mrp_request_leave(vlan->real_dev, &vlan_mrp_app, &vlan_id, sizeof(vlan_id), MVRP_ATTR_VID); } int vlan_mvrp_init_applicant(struct net_device *dev) { return mrp_init_applicant(dev, &vlan_mrp_app); } void vlan_mvrp_uninit_applicant(struct net_device *dev) { mrp_uninit_applicant(dev, &vlan_mrp_app); } int __init vlan_mvrp_init(void) { return mrp_register_application(&vlan_mrp_app); } void vlan_mvrp_uninit(void) { mrp_unregister_application(&vlan_mrp_app); } 7a'>commitdiff
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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-01-05 17:41:16 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-01-05 17:41:16 +0100
commitc8d204b38a558d74fafb6915e2593602b7f4b823 (patch)
treed4e076845e4d6dfbef70b1f4740e8fa246958059
parent29fc1aa454d0603493b47a8e2410ae6e9ab20258 (diff)
parentef079936d3cd09e63612834fe2698eeada0d8e3f (diff)
Merge tag 'usb-serial-4.10-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/johan/usb-serial into usb-linus
Johan writes: USB-serial fixes for v4.10-rc3 These fixes address a number of long-standing issues in various USB-serial drivers which would lead to crashes should a malicious device lack the expected endpoints. Included are also a few related fixes, and a couple of unrelated ones that were found during my survey (e.g. a memleak and a sleep-while-atomic). A compiler warning revealed an error-handling issue in the new f81534 driver which is also fixed. Signed-off-by: Johan Hovold <johan@kernel.org>