[mcgrof-next:20211116-sysctl-cleanups-v4 19/35] include/linux/sysctl.h:229:13: error: expected ';' after return statement

From: kernel test robot
Date: Thu Nov 18 2021 - 05:55:04 EST

tree: https://git.kernel.org/pub/scm/linux/kernel/git/mcgrof/linux-next.git 20211116-sysctl-cleanups-v4
head: 5347239461f25fc50aa761923245b9ec4a4aafec
commit: 80084262576dad57737fa04b203e1547ff7ad538 [19/35] sysctl: add helper to register a sysctl mount point
config: arm-randconfig-c002-20211118 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project c46becf500df2a7fb4b4fce16178a036c344315a)
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
# install arm cross compiling tool for clang build
# apt-get install binutils-arm-linux-gnueabi
# https://git.kernel.org/pub/scm/linux/kernel/git/mcgrof/linux-next.git/commit/?id=80084262576dad57737fa04b203e1547ff7ad538
git remote add mcgrof-next https://git.kernel.org/pub/scm/linux/kernel/git/mcgrof/linux-next.git
git fetch --no-tags mcgrof-next 20211116-sysctl-cleanups-v4
git checkout 80084262576dad57737fa04b203e1547ff7ad538
# save the attached .config to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm prepare

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>):

error: no override and no default toolchain set
init/Kconfig:70:warning: 'RUSTC_VERSION': number is invalid
In file included from arch/arm/kernel/asm-offsets.c:12:
In file included from include/linux/mm.h:717:
In file included from include/linux/huge_mm.h:8:
In file included from include/linux/fs.h:33:
In file included from include/linux/percpu-rwsem.h:7:
In file included from include/linux/rcuwait.h:6:
In file included from include/linux/sched/signal.h:10:
In file included from include/linux/cred.h:13:
In file included from include/linux/key.h:17:
>> include/linux/sysctl.h:229:13: error: expected ';' after return statement
return NULL
1 error generated.
make[2]: *** [scripts/Makefile.build:122: arch/arm/kernel/asm-offsets.s] Error 1
make[2]: Target '__build' not remade because of errors.
make[1]: *** [Makefile:1279: prepare0] Error 2
make[1]: Target 'prepare' not remade because of errors.
make: *** [Makefile:226: __sub-make] Error 2
make: Target 'prepare' not remade because of errors.

vim +229 include/linux/sysctl.h

227 static struct sysctl_header *register_sysctl_mount_point(const char *path)
228 {
> 229 return NULL
230 }

0-DAY CI Kernel Test Service, Intel Corporation

Attachment: .config.gz
Description: application/gzip