651 	struct bpf_shim_tramp_link *shim_link =  in bpf_shim_tramp_link_release()  local
655 	if (!shim_link->trampoline)  in bpf_shim_tramp_link_release()
658 	WARN_ON_ONCE(bpf_trampoline_unlink_prog(&shim_link->link, shim_link->trampoline, NULL));  in bpf_shim_tramp_link_release()
659 	bpf_trampoline_put(shim_link->trampoline);  in bpf_shim_tramp_link_release()
664 	struct bpf_shim_tramp_link *shim_link =  in bpf_shim_tramp_link_dealloc()  local
667 	kfree(shim_link);  in bpf_shim_tramp_link_dealloc()
679 	struct bpf_shim_tramp_link *shim_link = NULL;  in cgroup_shim_alloc()  local
682 	shim_link = kzalloc(sizeof(*shim_link), GFP_USER);  in cgroup_shim_alloc()
683 	if (!shim_link)  in cgroup_shim_alloc()
688 		kfree(shim_link);  in cgroup_shim_alloc()
703 	bpf_link_init(&shim_link->link.link, BPF_LINK_TYPE_UNSPEC,  in cgroup_shim_alloc()
707 	return shim_link;  in cgroup_shim_alloc()
731 	struct bpf_shim_tramp_link *shim_link = NULL;  in bpf_trampoline_link_cgroup_shim()  local
754 	shim_link = cgroup_shim_find(tr, bpf_func);  in bpf_trampoline_link_cgroup_shim()
755 	if (shim_link) {  in bpf_trampoline_link_cgroup_shim()
757 		bpf_link_inc(&shim_link->link.link);  in bpf_trampoline_link_cgroup_shim()
766 	shim_link = cgroup_shim_alloc(prog, bpf_func, cgroup_atype);  in bpf_trampoline_link_cgroup_shim()
767 	if (!shim_link) {  in bpf_trampoline_link_cgroup_shim()
772 	err = __bpf_trampoline_link_prog(&shim_link->link, tr, NULL);  in bpf_trampoline_link_cgroup_shim()
776 	shim_link->trampoline = tr;  in bpf_trampoline_link_cgroup_shim()
785 	if (shim_link)  in bpf_trampoline_link_cgroup_shim()
786 		bpf_link_put(&shim_link->link.link);  in bpf_trampoline_link_cgroup_shim()
796 	struct bpf_shim_tramp_link *shim_link = NULL;  in bpf_trampoline_unlink_cgroup_shim()  local
810 	shim_link = cgroup_shim_find(tr, bpf_func);  in bpf_trampoline_unlink_cgroup_shim()
813 	if (shim_link)  in bpf_trampoline_unlink_cgroup_shim()
814 		bpf_link_put(&shim_link->link.link);  in bpf_trampoline_unlink_cgroup_shim()