linux-kernel - arch/powerpc/kernel/iommu.c:76:2-16: WARNING: NULL check before some freeing functions is not needed.

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Date:   Fri, 19 Mar 2021 07:44:37 +0800
From:   kernel test robot <lkp@...el.com>
To:     Alexey Kardashevskiy <aik@...abs.ru>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
        Michael Ellerman <mpe@...erman.id.au>
Subject: arch/powerpc/kernel/iommu.c:76:2-16: WARNING: NULL check before some
 freeing functions is not needed.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   81aa0968b7ea6dbabcdcda37dc8434dca6e1565b
commit: 691602aab9c3cce31d3ff9529c09b7922a5f6224 powerpc/iommu/debug: Add debugfs entries for IOMMU tables
date:   7 weeks ago
config: powerpc-randconfig-c024-20210318 (attached as .config)
compiler: powerpc64-linux-gcc (GCC) 9.3.0

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


cocci warnings: (new ones prefixed by >>)
>> arch/powerpc/kernel/iommu.c:76:2-16: WARNING: NULL check before some freeing functions is not needed.

Please review and possibly fold the followup patch.

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

Download attachment ".config.gz" of type "application/gzip" (30507 bytes)