linux-kernel - drivers/scsi/csiostor/csio_lnode.o: warning: objtool: csio_ln_fdmi_rhba_cbfn() falls through to next function csio_lns

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Date:   Tue, 6 Jun 2023 06:37:34 +0800
From:   kernel test robot <lkp@...el.com>
To:     Vlastimil Babka <vbabka@...e.cz>
Cc:     llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
        linux-kernel@...r.kernel.org,
        Christoph Lameter <cl@...ux-foundation.org>
Subject: drivers/scsi/csiostor/csio_lnode.o: warning: objtool:
 csio_ln_fdmi_rhba_cbfn() falls through to next function csio_lns_online()

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   f8dba31b0a826e691949cd4fdfa5c30defaac8c5
commit: e240e53ae0abb0896e0f399bdfef41c69cec3123 mm, slub: add CONFIG_SLUB_TINY
date:   6 months ago
config: x86_64-randconfig-a011-20230606 (https://download.01.org/0day-ci/archive/20230606/202306060605.uO2QarfW-lkp@intel.com/config)
compiler: clang version 15.0.7 (https://github.com/llvm/llvm-project.git 8dfdcc7b7bf66834a761bd8de445840ef68e4d1a)
reproduce (this is a W=1 build):
        mkdir -p ~/bin
        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/torvalds/linux.git/commit/?id=e240e53ae0abb0896e0f399bdfef41c69cec3123
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout e240e53ae0abb0896e0f399bdfef41c69cec3123
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang ~/bin/make.cross W=1 O=build_dir ARCH=x86_64 olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang ~/bin/make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash arch/x86/crypto/ drivers/scsi/csiostor/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202306060605.uO2QarfW-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> drivers/scsi/csiostor/csio_lnode.o: warning: objtool: csio_ln_fdmi_rhba_cbfn() falls through to next function csio_lns_online()

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki