Re: [PATCH] Rust: Implement a unique reference type URef supplementing ARef

[kernel test robot]

Hi Oliver,

kernel test robot noticed the following build warnings:

[auto build test WARNING on rust/rust-next]
[also build test WARNING on linus/master v6.14-rc5 next-20250303]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Oliver-Mangold/Rust-Implement-a-unique-reference-type-URef-supplementing-ARef/20250221-160625
base:   https://github.com/Rust-for-Linux/linux rust-next
patch link:    https://lore.kernel.org/r/SpXhwnZO__ST8sHQ3HQ3ygThOcnmn0x2JlJ_nwJglL87vw5XfQA8sDH6HdkrGgFVycLhPBlCc6-UtEImTvY26A%3D%3D%40protonmail.internalid
patch subject: [PATCH] Rust: Implement a unique reference type URef supplementing ARef
config: x86_64-rhel-9.4-rust (https://download.01.org/0day-ci/archive/20250304/202503041325.UnOn2m7a-lkp@xxxxxxxxx/config)
compiler: clang version 18.1.8 (https://github.com/llvm/llvm-project 3b5b5c1ec4a3095ab096dd780e84d7ab81f3d7ff)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250304/202503041325.UnOn2m7a-lkp@xxxxxxxxx/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@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202503041325.UnOn2m7a-lkp@xxxxxxxxx/

All warnings (new ones prefixed by >>):

>> warning: docs for unsafe trait missing `# Safety` section
   --> rust/kernel/types.rs:546:1
   |
   546 | pub unsafe trait UniqueRefCounted: AlwaysRefCounted + Sized {
   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#missing_safety_doc
   = note: `-W clippy::missing-safety-doc` implied by `-W clippy::all`
   = help: to override `-W clippy::all` add `#[allow(clippy::missing_safety_doc)]`

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