[linux-stable-rc:queue/5.4 23/26] crypto/algapi.c:431:3: error: non-void function 'crypto_unregister_alg' should return a value

[linux-stable-rc:queue/5.4 23/26] crypto/algapi.c:431:3: error: non-void function 'crypto_unregister_alg' should return a value

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git queue/5.4
head:   7e4ab664280ce88c69fad5875e49d02c7c4cf810
commit: 0eda47db82148ff66cd46f5b4677cd98336b1b3f [23/26] crypto: api - Demote BUG_ON() in crypto_unregister_alg() to a WARN_ON()
config: x86_64-randconfig-a012-20230501 (https://download.01.org/0day-ci/archive/20230506/202305061817.CE4IZ6k3-lkp@intel.com/config)
compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project f28c006a5895fc0e329fe15fead81e37457cb1d1)
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git/commit/?id=0eda47db82148ff66cd46f5b4677cd98336b1b3f
        git remote add linux-stable-rc https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git
        git fetch --no-tags linux-stable-rc queue/5.4
        git checkout 0eda47db82148ff66cd46f5b4677cd98336b1b3f
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202305061817.CE4IZ6k3-lkp@intel.com/

All errors (new ones prefixed by >>):

>> crypto/algapi.c:431:3: error: non-void function 'crypto_unregister_alg' should return a value [-Wreturn-type]
                   return;
                   ^
   1 error generated.


vim +/crypto_unregister_alg +431 crypto/algapi.c

   417	
   418	int crypto_unregister_alg(struct crypto_alg *alg)
   419	{
   420		int ret;
   421		LIST_HEAD(list);
   422	
   423		down_write(&crypto_alg_sem);
   424		ret = crypto_remove_alg(alg, &list);
   425		up_write(&crypto_alg_sem);
   426	
   427		if (ret)
   428			return ret;
   429	
   430		if (WARN_ON(refcount_read(&alg->cra_refcnt) != 1))
 > 431			return;
   432	
   433		if (alg->cra_destroy)
   434			alg->cra_destroy(alg);
   435	
   436		crypto_remove_final(&list);
   437		return 0;
   438	}
   439	EXPORT_SYMBOL_GPL(crypto_unregister_alg);
   440	

-- 
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https://github.com/intel/lkp-tests