Re: [PATCH RFC 2/2] rust: usb: add control message send and receive

[kernel test robot <lkp@intel.com>]

Hi Alexandru,

[This is a private test report for your RFC patch.]
kernel test robot noticed the following build warnings:

[auto build test WARNING on 8ba098e6b6ff0db8edf28528d1552be261af30d4]

url:    https://github.com/intel-lab-lkp/linux/commits/Alexandru-Radovici/rust-usb-add-endpoint-abstraction/20260804-141353
base:   8ba098e6b6ff0db8edf28528d1552be261af30d4
patch link:    https://lore.kernel.org/r/20260801-rust-usb_control_msg-v1-2-655bb444b52c%40wyliodrin.com
patch subject: [PATCH RFC 2/2] rust: usb: add control message send and receive
config: x86_64-rhel-9.4-rust (https://download.01.org/0day-ci/archive/20260810/202608101304.PBIoqR9D-lkp@intel.com/config)
compiler: clang version 22.1.8 (https://github.com/llvm/llvm-project ca7933e47d3a3451d81e72ac174dcb5aa28b59d1)
rustc: rustc 1.96.0 (ac68faa20 2026-05-25)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260810/202608101304.PBIoqR9D-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202608101304.PBIoqR9D-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> warning: unresolved link to `Self::max_packet_mult`
   --> rust/kernel/usb/endpoint.rs:321:66
   |
   321 |     /// transactions per microframe, which [`max_packet_mult()`](Self::max_packet_mult)
   |                                                                  ^^^^^^^^^^^^^^^^^^^^^ the struct `HostEndpoint` has no field or associated item named `max_packet_mult`
--
>> warning: unresolved link to `Interface::current_alt_setting`
   --> rust/kernel/usb.rs:346:29
   |
   346 | /// active at a time; see [`Interface::current_alt_setting()`].
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the struct `Interface` has no function named `current_alt_setting`
--
>> warning: unresolved link to `Endpoint::as_in`
   --> rust/kernel/usb.rs:391:11
   |
   391 |     /// [`Endpoint::as_in()`], [`Endpoint::as_out()`] and [`Endpoint::as_control()`].
   |           ^^^^^^^^^^^^^^^^^ no item named `Endpoint` in scope
--
>> warning: unresolved link to `Endpoint::as_out`
   --> rust/kernel/usb.rs:391:34
   |
   391 |     /// [`Endpoint::as_in()`], [`Endpoint::as_out()`] and [`Endpoint::as_control()`].
   |                                  ^^^^^^^^^^^^^^^^^^ no item named `Endpoint` in scope
--
>> warning: unresolved link to `Endpoint::as_control`
   --> rust/kernel/usb.rs:391:61
   |
   391 |     /// [`Endpoint::as_in()`], [`Endpoint::as_out()`] and [`Endpoint::as_control()`].
   |                                                             ^^^^^^^^^^^^^^^^^^^^^^ no item named `Endpoint` in scope

--
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