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Subject[jarkko-tpmdd:kprobes 3/3] arch/arm/kernel/module_alloc.c:24:7: warning: no previous prototype for function 'module_alloc'
tree:   git://git.kernel.org/pub/scm/linux/kernel/git/jarkko/linux-tpmdd.git kprobes
head: 8a45ec8f64f51131c2e98dcb9ee56edf0ca0a0b3
commit: 8a45ec8f64f51131c2e98dcb9ee56edf0ca0a0b3 [3/3] kprobes: Enable tracing for mololithic kernel images
config: arm-mxs_defconfig (https://download.01.org/0day-ci/archive/20220611/202206110716.TCuKUFdZ-lkp@intel.com/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 70d35fe1257e429266b83025997b400e9f79110e)
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/jarkko/linux-tpmdd.git/commit/?id=8a45ec8f64f51131c2e98dcb9ee56edf0ca0a0b3
git remote add jarkko-tpmdd git://git.kernel.org/pub/scm/linux/kernel/git/jarkko/linux-tpmdd.git
git fetch --no-tags jarkko-tpmdd kprobes
git checkout 8a45ec8f64f51131c2e98dcb9ee56edf0ca0a0b3
# 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=arm SHELL=/bin/bash arch/arm/kernel/

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@intel.com>

All warnings (new ones prefixed by >>):

>> arch/arm/kernel/module_alloc.c:24:7: warning: no previous prototype for function 'module_alloc' [-Wmissing-prototypes]
void *module_alloc(unsigned long size)
^
arch/arm/kernel/module_alloc.c:24:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void *module_alloc(unsigned long size)
^
static
1 warning generated.


vim +/module_alloc +24 arch/arm/kernel/module_alloc.c

22
23 #ifdef CONFIG_MMU
> 24 void *module_alloc(unsigned long size)

--
0-DAY CI Kernel Test Service
https://01.org/lkp

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