netdev - Re: [PATCH net-next v2 1/2] Makefile.extrawarn: Add symbol for W=1 warnings for today

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Date:   Fri, 2 Oct 2020 19:08:04 +0800
From:   kernel test robot <lkp@...el.com>
To:     Andrew Lunn <andrew@...n.ch>, netdev <netdev@...r.kernel.org>
Cc:     kbuild-all@...ts.01.org, Jakub Kicinski <kuba@...nel.org>,
        Masahiro Yamada <masahiroy@...nel.org>,
        Michal Marek <michal.lkml@...kovi.net>,
        Rohit Maheshwari <rohitm@...lsio.com>,
        linux-kbuild@...r.kernel.org, clang-built-linux@...glegroups.com,
        Andrew Lunn <andrew@...n.ch>
Subject: Re: [PATCH net-next v2 1/2] Makefile.extrawarn: Add symbol for W=1
 warnings for today

Hi Andrew,

I love your patch! Perhaps something to improve:

[auto build test WARNING on net-next/master]

url:    https://github.com/0day-ci/linux/commits/Andrew-Lunn/driver-net-ethernet-W-1-by-default/20201001-091431
base:   https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git e13dbc4f41db7f7b86f17a2efd7fbe19fc5b6d7a
config: parisc-randconfig-r016-20200930 (attached as .config)
compiler: hppa64-linux-gcc (GCC) 9.3.0
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/b50d78df08d105cf0f0f2a1f4d2225656fd531cc
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Andrew-Lunn/driver-net-ethernet-W-1-by-default/20201001-091431
        git checkout b50d78df08d105cf0f0f2a1f4d2225656fd531cc
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=parisc 

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

All warnings (new ones prefixed by >>):

   arch/parisc/boot/compressed/firmware.c: In function 'set_firmware_width_unlocked':
>> arch/parisc/boot/compressed/firmware.c:159:6: warning: variable 'ret' set but not used [-Wunused-but-set-variable]
     159 |  int ret;
         |      ^~~
   arch/parisc/boot/compressed/firmware.c: In function 'set_firmware_width':
   arch/parisc/boot/compressed/firmware.c:176:16: warning: variable 'flags' set but not used [-Wunused-but-set-variable]
     176 |  unsigned long flags;
         |                ^~~~~
   arch/parisc/boot/compressed/firmware.c: In function 'pdc_iodc_print':
   arch/parisc/boot/compressed/firmware.c:1234:16: warning: variable 'flags' set but not used [-Wunused-but-set-variable]
    1234 |  unsigned long flags;
         |                ^~~~~
   At top level:
   arch/parisc/boot/compressed/firmware.c:121:22: warning: 'f_extend' defined but not used [-Wunused-function]
     121 | static unsigned long f_extend(unsigned long address)
         |                      ^~~~~~~~

---
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" (27348 bytes)