Re: [PATCH v2 2/2] s390/kexec: fix kmemleak

From: kernel test robot
Date: Wed Nov 17 2021 - 16:46:43 EST


Hi Baoquan,

I love your patch! Yet something to improve:

[auto build test ERROR on s390/features]
[also build test ERROR on linux/master linus/master v5.16-rc1 next-20211117]
[cannot apply to kvms390/next]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]

url: https://github.com/0day-ci/linux/commits/Baoquan-He/s390-kexec-check-the-return-value-of-ipl_report_finish/20211116-112827
base: https://git.kernel.org/pub/scm/linux/kernel/git/s390/linux.git features
config: s390-allmodconfig (attached as .config)
compiler: s390-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://github.com/0day-ci/linux/commit/d5463ab680d37f95b493b71c487a51c039dfe845
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Baoquan-He/s390-kexec-check-the-return-value-of-ipl_report_finish/20211116-112827
git checkout d5463ab680d37f95b493b71c487a51c039dfe845
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=s390

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

All errors (new ones prefixed by >>):

arch/s390/kernel/machine_kexec_file.c: In function 'arch_kimage_file_post_load_cleanup':
>> arch/s390/kernel/machine_kexec_file.c:332:9: error: implicit declaration of function 'kvfree'; did you mean 'vfree'? [-Werror=implicit-function-declaration]
332 | kvfree(image->arch.ipl_buf);
| ^~~~~~
| vfree
cc1: some warnings being treated as errors


vim +332 arch/s390/kernel/machine_kexec_file.c

329
330 int arch_kimage_file_post_load_cleanup(struct kimage *image)
331 {
> 332 kvfree(image->arch.ipl_buf);

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx

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