Re: [PATCH bpf-next v3 1/4] bpf: crypto: Use the correct destructor kfunc type

From: kernel test robot
Date: Tue Jul 29 2025 - 13:55:10 EST


Hi Sami,

kernel test robot noticed the following build warnings:

[auto build test WARNING on 5b4c54ac49af7f486806d79e3233fc8a9363961c]

url: https://github.com/intel-lab-lkp/linux/commits/Sami-Tolvanen/bpf-crypto-Use-the-correct-destructor-kfunc-type/20250729-042936
base: 5b4c54ac49af7f486806d79e3233fc8a9363961c
patch link: https://lore.kernel.org/r/20250728202656.559071-7-samitolvanen%40google.com
patch subject: [PATCH bpf-next v3 1/4] bpf: crypto: Use the correct destructor kfunc type
config: alpha-randconfig-r111-20250729 (https://download.01.org/0day-ci/archive/20250730/202507300122.RpqIKqFR-lkp@xxxxxxxxx/config)
compiler: alpha-linux-gcc (GCC) 8.5.0
reproduce: (https://download.01.org/0day-ci/archive/20250730/202507300122.RpqIKqFR-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/202507300122.RpqIKqFR-lkp@xxxxxxxxx/

sparse warnings: (new ones prefixed by >>)
>> kernel/bpf/crypto.c:264:18: sparse: sparse: symbol 'bpf_crypto_ctx_release_dtor' was not declared. Should it be static?

vim +/bpf_crypto_ctx_release_dtor +264 kernel/bpf/crypto.c

263
> 264 __bpf_kfunc void bpf_crypto_ctx_release_dtor(void *ctx)
265 {
266 bpf_crypto_ctx_release(ctx);
267 }
268 CFI_NOSEAL(bpf_crypto_ctx_release_dtor);
269

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