vxcan.c (7ae9fb1b7ecbb5d85d07857943f677fd1a559b18) vxcan.c (f534f6581ec084fe94d6759f7672bd009794b07e)
1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * vxcan.c - Virtual CAN Tunnel for cross namespace communication
4 *
5 * This code is derived from drivers/net/can/vcan.c for the virtual CAN
6 * specific parts and from drivers/net/veth.c to implement the netlink API
7 * for network interface pairs in a common and established way.
8 *

--- 178 unchanged lines hidden (view full) ---

187 int err;
188
189 /* register peer device */
190 if (data && data[VXCAN_INFO_PEER]) {
191 struct nlattr *nla_peer;
192
193 nla_peer = data[VXCAN_INFO_PEER];
194 ifmp = nla_data(nla_peer);
1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * vxcan.c - Virtual CAN Tunnel for cross namespace communication
4 *
5 * This code is derived from drivers/net/can/vcan.c for the virtual CAN
6 * specific parts and from drivers/net/veth.c to implement the netlink API
7 * for network interface pairs in a common and established way.
8 *

--- 178 unchanged lines hidden (view full) ---

187 int err;
188
189 /* register peer device */
190 if (data && data[VXCAN_INFO_PEER]) {
191 struct nlattr *nla_peer;
192
193 nla_peer = data[VXCAN_INFO_PEER];
194 ifmp = nla_data(nla_peer);
195 err = rtnl_nla_parse_ifla(peer_tb,
196 nla_data(nla_peer) +
197 sizeof(struct ifinfomsg),
198 nla_len(nla_peer) -
199 sizeof(struct ifinfomsg),
200 NULL);
195 err = rtnl_nla_parse_ifinfomsg(peer_tb, nla_peer, extack);
201 if (err < 0)
202 return err;
203
204 tbp = peer_tb;
205 }
206
207 if (ifmp && tbp[IFLA_IFNAME]) {
208 nla_strscpy(ifname, tbp[IFLA_IFNAME], IFNAMSIZ);

--- 119 unchanged lines hidden --- 		196 if (err < 0)
197 return err;
198
199 tbp = peer_tb;
200 }
201
202 if (ifmp && tbp[IFLA_IFNAME]) {
203 nla_strscpy(ifname, tbp[IFLA_IFNAME], IFNAMSIZ);

--- 119 unchanged lines hidden ---