Re: [PATCH -next v8 1/3] rust: clist: Add support to interface with C linked lists

[kernel test robot]

Hi Joel,

kernel test robot noticed the following build errors:

[auto build test ERROR on next-20260209]

url:    https://github.com/intel-lab-lkp/linux/commits/Joel-Fernandes/rust-clist-Add-support-to-interface-with-C-linked-lists/20260210-054655
base:   next-20260209
patch link:    https://lore.kernel.org/r/20260209214246.2783990-2-joelagnelf%40nvidia.com
patch subject: [PATCH -next v8 1/3] rust: clist: Add support to interface with C linked lists
config: x86_64-rhel-9.4-rust (https://download.01.org/0day-ci/archive/20260210/202602100751.ldfRitCJ-lkp@xxxxxxxxx/config)
compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261)
rustc: rustc 1.88.0 (6b00bc388 2025-06-23)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260210/202602100751.ldfRitCJ-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/202602100751.ldfRitCJ-lkp@xxxxxxxxx/

All errors (new ones prefixed by >>):

   PATH=/opt/cross/clang-20/bin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
   INFO PATH=/opt/cross/rustc-1.88.0-bindgen-0.72.1/cargo/bin:/opt/cross/clang-20/bin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
   /usr/bin/timeout -k 100 12h /usr/bin/make KCFLAGS=\ -fno-crash-diagnostics\ -Wno-error=return-type\ -Wreturn-type\ -funsigned-char\ -Wundef\ -falign-functions=64 W=1 --keep-going LLVM=1 -j32 -C source O=/kbuild/obj/consumer/x86_64-rhel-9.4-rust ARCH=x86_64 SHELL=/bin/bash rustfmtcheck 
   make: Entering directory '/kbuild/src/consumer'
   make[1]: Entering directory '/kbuild/obj/consumer/x86_64-rhel-9.4-rust'
   Diff in tools/perf/tests/workloads/code_with_type.rs:10:
    
    #[no_mangle]
    pub extern "C" fn test_rs(count: u32) {
   -    let mut b =  Buf { data1: 0, data2: String::from("data"), data3: 0};
   +    let mut b = Buf {
   +        data1: 0,
   +        data2: String::from("data"),
   +        data3: 0,
   +    };
    
        for _ in 1..count {
            b.data1 += 1;
>> Diff in rust/kernel/clist.rs:93:
    use pin_init::{
        pin_data,
        pin_init,
   -    PinInit //
   +    PinInit, //
    };
    
    /// Wraps a `list_head` object for use in intrusive linked lists.
>> Diff in rust/kernel/clist.rs:93:
    use pin_init::{
        pin_data,
        pin_init,
   -    PinInit //
   +    PinInit, //
    };
    
    /// Wraps a `list_head` object for use in intrusive linked lists.
   make[2]: *** [Makefile:1903: rustfmt] Error 123
   make[2]: Target 'rustfmtcheck' not remade because of errors.
   make[1]: Leaving directory '/kbuild/obj/consumer/x86_64-rhel-9.4-rust'
   make[1]: *** [Makefile:248: __sub-make] Error 2
   make[1]: Target 'rustfmtcheck' not remade because of errors.
   make: *** [Makefile:248: __sub-make] Error 2
   make: Target 'rustfmtcheck' not remade because of errors.
   make: Leaving directory '/kbuild/src/consumer'

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