net/bpf/test_run.c

1320 	struct bpf_flow_keys *user_ctx;
1343 	user_ctx = bpf_ctx_init(kattr, sizeof(struct bpf_flow_keys));
1344 	if (IS_ERR(user_ctx)) {
1346 		return PTR_ERR(user_ctx);
1348 	if (user_ctx) {
1349 		ret = verify_user_bpf_flow_keys(user_ctx);
1352 		flags = user_ctx->flags;
1372 		ret = bpf_ctx_finish(kattr, uattr, user_ctx,
1376 	kfree(user_ctx);
1388 	struct bpf_sk_lookup *user_ctx;
1402 	user_ctx = bpf_ctx_init(kattr, sizeof(*user_ctx));
1403 	if (IS_ERR(user_ctx))
1404 		return PTR_ERR(user_ctx);
1406 	if (!user_ctx)
1409 	if (user_ctx->sk)
1412 	if (!range_is_zero(user_ctx, offsetofend(typeof(*user_ctx), local_port), sizeof(*user_ctx)))
1415 	if (user_ctx->local_port > U16_MAX) {
1420 	ctx.family = (u16)user_ctx->family;
1421 	ctx.protocol = (u16)user_ctx->protocol;
1422 	ctx.dport = (u16)user_ctx->local_port;
1423 	ctx.sport = user_ctx->remote_port;
1427 		ctx.v4.daddr = (__force __be32)user_ctx->local_ip4;
1428 		ctx.v4.saddr = (__force __be32)user_ctx->remote_ip4;
1433 		ctx.v6.daddr = (struct in6_addr *)user_ctx->local_ip6;
1434 		ctx.v6.saddr = (struct in6_addr *)user_ctx->remote_ip6;
1461 	user_ctx->cookie = 0;
1468 		user_ctx->cookie = sock_gen_cookie(ctx.selected_sk);
1473 		ret = bpf_ctx_finish(kattr, uattr, user_ctx, sizeof(*user_ctx));
1477 	kfree(user_ctx);
1585 	struct nf_hook_state *user_ctx, hook_state = {
1614 	user_ctx = bpf_ctx_init(kattr, sizeof(struct nf_hook_state));
1615 	if (IS_ERR(user_ctx)) {
1617 		return PTR_ERR(user_ctx);
1620 	if (user_ctx) {
1621 		ret = verify_and_copy_hook_state(&hook_state, user_ctx, dev);
1674 	kfree(user_ctx);