12238 			    const struct bpf_prog *tgt_prog,  in bpf_check_attach_target()  argument
12255 	btf = tgt_prog ? tgt_prog->aux->btf : btf_vmlinux;  in bpf_check_attach_target()
12271 	if (tgt_prog) {  in bpf_check_attach_target()
12272 		struct bpf_prog_aux *aux = tgt_prog->aux;  in bpf_check_attach_target()
12296 		if (!tgt_prog->jited) {  in bpf_check_attach_target()
12300 		if (tgt_prog->type == prog->type) {  in bpf_check_attach_target()
12308 		if (tgt_prog->type == BPF_PROG_TYPE_TRACING &&  in bpf_check_attach_target()
12310 		    (tgt_prog->expected_attach_type == BPF_TRACE_FENTRY ||  in bpf_check_attach_target()
12311 		     tgt_prog->expected_attach_type == BPF_TRACE_FEXIT)) {  in bpf_check_attach_target()
12339 		if (tgt_prog) {  in bpf_check_attach_target()
12399 		    (!tgt_prog || prog->aux->saved_dst_prog_type != tgt_prog->type ||  in bpf_check_attach_target()
12400 		     prog->aux->saved_dst_attach_type != tgt_prog->expected_attach_type))  in bpf_check_attach_target()
12403 		if (tgt_prog && conservative)  in bpf_check_attach_target()
12410 		if (tgt_prog) {  in bpf_check_attach_target()
12412 				addr = (long) tgt_prog->bpf_func;  in bpf_check_attach_target()
12414 				addr = (long) tgt_prog->aux->func[subprog]->bpf_func;  in bpf_check_attach_target()
12451 			if (tgt_prog) {  in bpf_check_attach_target()
12473 	struct bpf_prog *tgt_prog = prog->aux->dst_prog;  in check_attach_btf_id()  local
12494 	ret = bpf_check_attach_target(&env->log, prog, tgt_prog, btf_id, &tgt_info);  in check_attach_btf_id()
12498 	if (tgt_prog && prog->type == BPF_PROG_TYPE_EXT) {  in check_attach_btf_id()
12503 		env->ops = bpf_verifier_ops[tgt_prog->type];  in check_attach_btf_id()
12504 		prog->expected_attach_type = tgt_prog->expected_attach_type;  in check_attach_btf_id()
12511 	if (tgt_prog) {  in check_attach_btf_id()
12512 		prog->aux->saved_dst_prog_type = tgt_prog->type;  in check_attach_btf_id()
12513 		prog->aux->saved_dst_attach_type = tgt_prog->expected_attach_type;  in check_attach_btf_id()
12531 	key = bpf_trampoline_compute_key(tgt_prog, btf_id);  in check_attach_btf_id()