linux-kernel - drivers/media/platform/atmel/atmel-sama5d2-isc.c:323:34: warning: unused variable 'atmel_isc_of

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Message-ID: <202006121424.PByDmwjQ%lkp@intel.com>
Date:   Fri, 12 Jun 2020 14:02:27 +0800
From:   kernel test robot <lkp@...el.com>
To:     Eugen Hristev <eugen.hristev@...rochip.com>
Cc:     kbuild-all@...ts.01.org, clang-built-linux@...glegroups.com,
        linux-kernel@...r.kernel.org,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        linux-media@...r.kernel.org, Hans Verkuil <hverkuil@...all.nl>
Subject: drivers/media/platform/atmel/atmel-sama5d2-isc.c:323:34: warning:
 unused variable 'atmel_isc_of_match'

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   b791d1bdf9212d944d749a5c7ff6febdba241771
commit: 0a0e265515db7619d0da9331d74245d02c741f07 media: atmel: atmel-isc: split driver into driver base and isc
date:   12 months ago
config: x86_64-randconfig-a012-20200612 (attached as .config)
compiler: clang version 11.0.0 (https://github.com/llvm/llvm-project 3b43f006294971b8049d4807110032169780e5b8)
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
        # install x86_64 cross compiling tool for clang build
        # apt-get install binutils-x86-64-linux-gnu
        git checkout 0a0e265515db7619d0da9331d74245d02c741f07
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 

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 >>, old ones prefixed by <<):

>> drivers/media/platform/atmel/atmel-sama5d2-isc.c:323:34: warning: unused variable 'atmel_isc_of_match' [-Wunused-const-variable]
static const struct of_device_id atmel_isc_of_match[] = {
^
1 warning generated.

vim +/atmel_isc_of_match +323 drivers/media/platform/atmel/atmel-sama5d2-isc.c

   322	
 > 323	static const struct of_device_id atmel_isc_of_match[] = {
   324		{ .compatible = "atmel,sama5d2-isc" },
   325		{ }
   326	};
   327	MODULE_DEVICE_TABLE(of, atmel_isc_of_match);
   328	

---
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" (35733 bytes)