144 	struct tcx_link *tcx = tcx_link(link);  in tcx_link_prog_attach()  local
145 	bool created, ingress = tcx->location == BPF_TCX_INGRESS;  in tcx_link_prog_attach()
147 	struct net_device *dev = tcx->dev;  in tcx_link_prog_attach()
171 	struct tcx_link *tcx = tcx_link(link);  in tcx_link_release()  local
172 	bool ingress = tcx->location == BPF_TCX_INGRESS;  in tcx_link_release()
178 	dev = tcx->dev;  in tcx_link_release()
196 		tcx->dev = NULL;  in tcx_link_release()
206 	struct tcx_link *tcx = tcx_link(link);  in tcx_link_update()  local
207 	bool ingress = tcx->location == BPF_TCX_INGRESS;  in tcx_link_update()
213 	dev = tcx->dev;  in tcx_link_update()
253 	const struct tcx_link *tcx = tcx_link_const(link);  in tcx_link_fdinfo()  local
257 	if (tcx->dev)  in tcx_link_fdinfo()
258 		ifindex = tcx->dev->ifindex;  in tcx_link_fdinfo()
263 		   tcx->location,  in tcx_link_fdinfo()
264 		   tcx->location == BPF_TCX_INGRESS ? "ingress" : "egress");  in tcx_link_fdinfo()
270 	const struct tcx_link *tcx = tcx_link_const(link);  in tcx_link_fill_info()  local
274 	if (tcx->dev)  in tcx_link_fill_info()
275 		ifindex = tcx->dev->ifindex;  in tcx_link_fill_info()
278 	info->tcx.ifindex = ifindex;  in tcx_link_fill_info()
279 	info->tcx.attach_type = tcx->location;  in tcx_link_fill_info()
298 static int tcx_link_init(struct tcx_link *tcx,  in tcx_link_init()  argument
304 	bpf_link_init(&tcx->link, BPF_LINK_TYPE_TCX, &tcx_link_lops, prog);  in tcx_link_init()
305 	tcx->location = attr->link_create.attach_type;  in tcx_link_init()
306 	tcx->dev = dev;  in tcx_link_init()
307 	return bpf_link_prime(&tcx->link, link_primer);  in tcx_link_init()
315 	struct tcx_link *tcx;  in tcx_link_attach()  local
324 	tcx = kzalloc(sizeof(*tcx), GFP_USER);  in tcx_link_attach()
325 	if (!tcx) {  in tcx_link_attach()
329 	ret = tcx_link_init(tcx, &link_primer, attr, dev, prog);  in tcx_link_attach()
331 		kfree(tcx);  in tcx_link_attach()
334 	ret = tcx_link_prog_attach(&tcx->link, attr->link_create.flags,  in tcx_link_attach()
335 				   attr->link_create.tcx.relative_fd,  in tcx_link_attach()
336 				   attr->link_create.tcx.expected_revision);  in tcx_link_attach()
338 		tcx->dev = NULL;  in tcx_link_attach()