14 	struct usb_function_instance *fi;  in try_get_usb_function_instance()  local
16 	fi = ERR_PTR(-ENOENT);  in try_get_usb_function_instance()
24 			fi = ERR_PTR(-EBUSY);  in try_get_usb_function_instance()
27 		fi = fd->alloc_inst();  in try_get_usb_function_instance()
28 		if (IS_ERR(fi))  in try_get_usb_function_instance()
31 			fi->fd = fd;  in try_get_usb_function_instance()
35 	return fi;  in try_get_usb_function_instance()
40 	struct usb_function_instance *fi;  in usb_get_function_instance()  local
43 	fi = try_get_usb_function_instance(name);  in usb_get_function_instance()
44 	if (!IS_ERR(fi))  in usb_get_function_instance()
45 		return fi;  in usb_get_function_instance()
46 	ret = PTR_ERR(fi);  in usb_get_function_instance()
48 		return fi;  in usb_get_function_instance()
56 struct usb_function *usb_get_function(struct usb_function_instance *fi)  in usb_get_function()  argument
60 	f = fi->fd->alloc_func(fi);  in usb_get_function()
63 	f->fi = fi;  in usb_get_function()
68 void usb_put_function_instance(struct usb_function_instance *fi)  in usb_put_function_instance()  argument
72 	if (!fi)  in usb_put_function_instance()
75 	mod = fi->fd->mod;  in usb_put_function_instance()
76 	fi->free_func_inst(fi);  in usb_put_function_instance()