621 	struct bpf_shim_tramp_link *shim_link =  in bpf_shim_tramp_link_release()  local
625 	if (!shim_link->trampoline)  in bpf_shim_tramp_link_release()
628 	WARN_ON_ONCE(bpf_trampoline_unlink_prog(&shim_link->link, shim_link->trampoline));  in bpf_shim_tramp_link_release()
629 	bpf_trampoline_put(shim_link->trampoline);  in bpf_shim_tramp_link_release()
634 	struct bpf_shim_tramp_link *shim_link =  in bpf_shim_tramp_link_dealloc()  local
637 	kfree(shim_link);  in bpf_shim_tramp_link_dealloc()
649 	struct bpf_shim_tramp_link *shim_link = NULL;  in cgroup_shim_alloc()  local
652 	shim_link = kzalloc(sizeof(*shim_link), GFP_USER);  in cgroup_shim_alloc()
653 	if (!shim_link)  in cgroup_shim_alloc()
658 		kfree(shim_link);  in cgroup_shim_alloc()
673 	bpf_link_init(&shim_link->link.link, BPF_LINK_TYPE_UNSPEC,  in cgroup_shim_alloc()
677 	return shim_link;  in cgroup_shim_alloc()
701 	struct bpf_shim_tramp_link *shim_link = NULL;  in bpf_trampoline_link_cgroup_shim()  local
724 	shim_link = cgroup_shim_find(tr, bpf_func);  in bpf_trampoline_link_cgroup_shim()
725 	if (shim_link) {  in bpf_trampoline_link_cgroup_shim()
727 		bpf_link_inc(&shim_link->link.link);  in bpf_trampoline_link_cgroup_shim()
736 	shim_link = cgroup_shim_alloc(prog, bpf_func, cgroup_atype);  in bpf_trampoline_link_cgroup_shim()
737 	if (!shim_link) {  in bpf_trampoline_link_cgroup_shim()
742 	err = __bpf_trampoline_link_prog(&shim_link->link, tr);  in bpf_trampoline_link_cgroup_shim()
746 	shim_link->trampoline = tr;  in bpf_trampoline_link_cgroup_shim()
755 	if (shim_link)  in bpf_trampoline_link_cgroup_shim()
756 		bpf_link_put(&shim_link->link.link);  in bpf_trampoline_link_cgroup_shim()
766 	struct bpf_shim_tramp_link *shim_link = NULL;  in bpf_trampoline_unlink_cgroup_shim()  local
780 	shim_link = cgroup_shim_find(tr, bpf_func);  in bpf_trampoline_unlink_cgroup_shim()
783 	if (shim_link)  in bpf_trampoline_unlink_cgroup_shim()
784 		bpf_link_put(&shim_link->link.link);  in bpf_trampoline_unlink_cgroup_shim()