Re: [PATCH] misc: hisi_hikey_usb: fix the uninitialized ret

[kernel test robot <lkp@intel.com>]

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Hi Wei,

I love your patch! Perhaps something to improve:

[auto build test WARNING on next-20200914]
[cannot apply to char-misc/char-misc-testing v5.9-rc5 v5.9-rc4 v5.9-rc3 v5.9-rc5]
[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/Wei-Xu/misc-hisi_hikey_usb-fix-the-uninitialized-ret/20200915-110654
base:    f965d3ec86fa89285db0fbb983da76ba9c398efa
config: x86_64-randconfig-c004-20200915 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 9.3.0

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


coccinelle warnings: (new ones prefixed by >>)

>> drivers/misc/hisi_hikey_usb.c:171:1-3: WARNING: PTR_ERR_OR_ZERO can be used

Please review and possibly fold the followup patch.

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

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