156 	tr->fops = kzalloc(sizeof(struct ftrace_ops), GFP_KERNEL);  in bpf_trampoline_lookup()
157 	if (!tr->fops) {  in bpf_trampoline_lookup()
162 	tr->fops->private = tr;  in bpf_trampoline_lookup()
163 	tr->fops->ops_func = bpf_tramp_ftrace_ops_func;  in bpf_trampoline_lookup()
184 		ret = unregister_ftrace_direct(tr->fops, (long)old_addr, false);  in unregister_fentry()
199 			ret = modify_ftrace_direct(tr->fops, (long)new_addr);  in modify_fentry()
201 			ret = modify_ftrace_direct_nolock(tr->fops, (long)new_addr);  in modify_fentry()
217 		if (!tr->fops)  in register_fentry()
223 		ftrace_set_filter_ip(tr->fops, (unsigned long)ip, 0, 1);  in register_fentry()
224 		ret = register_ftrace_direct(tr->fops, (long)new_addr);  in register_fentry()
483 		tr->fops->func = NULL;  in bpf_trampoline_update()
484 		tr->fops->trampoline = 0;  in bpf_trampoline_update()
862 	if (tr->fops) {  in bpf_trampoline_put()
863 		ftrace_free_filter(tr->fops);  in bpf_trampoline_put()
864 		kfree(tr->fops);  in bpf_trampoline_put()