Re: kernel/module_decompress.c:264:36: error: 'module_kset' undeclared; did you mean 'module_use'?

From: Randy Dunlap
Date: Sun Feb 13 2022 - 19:35:08 EST




On 2/13/22 08:57, kernel test robot wrote:
> tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> head: b81b1829e7e39f6cebdf6e4d5484eacbceda8554
> commit: b1ae6dc41eaaa98bb75671e0f3665bfda248c3e7 module: add in-kernel support for decompressing
> date: 5 weeks ago
> config: sparc-randconfig-r005-20220213 (https://download.01.org/0day-ci/archive/20220214/202202140027.K0xZn3T2-lkp@xxxxxxxxx/config)
> compiler: sparc-linux-gcc (GCC) 11.2.0
> 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/torvalds/linux.git/commit/?id=b1ae6dc41eaaa98bb75671e0f3665bfda248c3e7
> git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
> git fetch --no-tags linus master
> git checkout b1ae6dc41eaaa98bb75671e0f3665bfda248c3e7
> # save the config file to linux build tree
> mkdir build_dir
> COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=sparc SHELL=/bin/bash

FTR/FYI:
# CONFIG_SYSFS is not set

> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@xxxxxxxxx>
>
> All errors (new ones prefixed by >>):
>
> kernel/module_decompress.c: In function 'module_decompress_sysfs_init':
>>> kernel/module_decompress.c:264:36: error: 'module_kset' undeclared (first use in this function); did you mean 'module_use'?
> 264 | error = sysfs_create_file(&module_kset->kobj,
> | ^~~~~~~~~~~
> | module_use
> kernel/module_decompress.c:264:36: note: each undeclared identifier is reported only once for each function it appears in
>
>
> vim +264 kernel/module_decompress.c
>
> 259
> 260 static int __init module_decompress_sysfs_init(void)
> 261 {
> 262 int error;
> 263
> > 264 error = sysfs_create_file(&module_kset->kobj,
>
> ---
> 0-DAY CI Kernel Test Service, Intel Corporation
> https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx

--
~Randy