BCC: lkp(a)intel.com CC: kbuild-all(a)lists.01.org CC: linux-kernel(a)vger.kernel.org TO: Ziyang Xuan <william.xuanziyang(a)huawei.com&gt; CC: Julia Lawall <Julia.Lawall(a)inria.fr&gt; tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: a335366bad1364a07f49df9da1fdfa6d411a5f39 commit: bbd5c96850d9de535a83a3a3842dec2169cb31d1 scripts/coccinelle/free: add NULL test before dev_{put, hold} functions date: 9 weeks ago :::::: branch date: 28 hours ago :::::: commit date: 9 weeks ago config: powerpc-randconfig-c031-20220918 (https://download.01.org/0day-ci/archive/20220918/202209180724.snnNdD8K-lk...) compiler: powerpc-linux-gcc (GCC) 12.1.0 If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot <lkp(a)intel.com&gt; Reported-by: Julia Lawall <julia.lawall(a)lip6.fr&gt; cocci warnings: (new ones prefixed by >>) -- 0-DAY CI Kernel Test Service https://01.org/lkp