linux-kernel - drivers/mtd/nand/raw/ams-delta.c:373:34: warning: unused variable 'gpio_nand_of_id

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Date:   Mon, 29 Jun 2020 21:14:06 +0800
From:   kernel test robot <lkp@...el.com>
To:     Janusz Krzysztofik <jmkrzyszt@...il.com>
Cc:     kbuild-all@...ts.01.org, clang-built-linux@...glegroups.com,
        linux-kernel@...r.kernel.org,
        Miquel Raynal <miquel.raynal@...tlin.com>
Subject: drivers/mtd/nand/raw/ams-delta.c:373:34: warning: unused variable
 'gpio_nand_of_id_table'

Hi Janusz,

FYI, the error/warning still remains.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   9ebcfadb0610322ac537dd7aa5d9cbc2b2894c68
commit: 7c2f66a960fccc165d0b6c594f40f0ad3edfc61f mtd: rawnand: ams-delta: Add module device tables
date:   4 months ago
config: arm-randconfig-r012-20200629 (attached as .config)
compiler: clang version 11.0.0 (https://github.com/llvm/llvm-project a28d38a6bca1726d56c9b373f4c7dc5264fc7716)
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 arm cross compiling tool for clang build
        # apt-get install binutils-arm-linux-gnueabi
        git checkout 7c2f66a960fccc165d0b6c594f40f0ad3edfc61f
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm 

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 >>):

>> drivers/mtd/nand/raw/ams-delta.c:373:34: warning: unused variable 'gpio_nand_of_id_table' [-Wunused-const-variable]
   static const struct of_device_id gpio_nand_of_id_table[] = {
                                    ^
   1 warning generated.

vim +/gpio_nand_of_id_table +373 drivers/mtd/nand/raw/ams-delta.c

   372	
 > 373	static const struct of_device_id gpio_nand_of_id_table[] = {
   374		{
   375			/* sentinel */
   376		},
   377	};
   378	MODULE_DEVICE_TABLE(of, gpio_nand_of_id_table);
   379	

---
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" (33276 bytes)