linux-kernel - drivers/mux/adg792a.c:134:34: warning: 'adg792a_of

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Date:   Sun, 5 Nov 2023 13:02:58 +0800
From:   kernel test robot <lkp@...el.com>
To:     Chris Packham <chris.packham@...iedtelesis.co.nz>
Cc:     oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
        Mark Brown <broonie@...nel.org>,
        Andy Shevchenko <andy.shevchenko@...il.com>
Subject: drivers/mux/adg792a.c:134:34: warning: 'adg792a_of_match' defined
 but not used

Hi Chris,

First bad commit (maybe != root cause):

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   aea6bf908d730b01bd264a8821159db9463c111c
commit: e9e40543ad5b38b848879768359fd13650529961 spi: Add generic SPI multiplexer
date:   3 years, 9 months ago
config: i386-randconfig-004-20231101 (https://download.01.org/0day-ci/archive/20231105/202311051347.7J6bthD7-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231105/202311051347.7J6bthD7-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202311051347.7J6bthD7-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> drivers/mux/adg792a.c:134:34: warning: 'adg792a_of_match' defined but not used [-Wunused-const-variable=]
     134 | static const struct of_device_id adg792a_of_match[] = {
         |                                  ^~~~~~~~~~~~~~~~


vim +/adg792a_of_match +134 drivers/mux/adg792a.c

afda08c4caa948 drivers/mux/mux-adg792a.c Peter Rosin 2017-05-14  133  
afda08c4caa948 drivers/mux/mux-adg792a.c Peter Rosin 2017-05-14 @134  static const struct of_device_id adg792a_of_match[] = {
afda08c4caa948 drivers/mux/mux-adg792a.c Peter Rosin 2017-05-14  135  	{ .compatible = "adi,adg792a", },
afda08c4caa948 drivers/mux/mux-adg792a.c Peter Rosin 2017-05-14  136  	{ .compatible = "adi,adg792g", },
afda08c4caa948 drivers/mux/mux-adg792a.c Peter Rosin 2017-05-14  137  	{ }
afda08c4caa948 drivers/mux/mux-adg792a.c Peter Rosin 2017-05-14  138  };
afda08c4caa948 drivers/mux/mux-adg792a.c Peter Rosin 2017-05-14  139  MODULE_DEVICE_TABLE(of, adg792a_of_match);
afda08c4caa948 drivers/mux/mux-adg792a.c Peter Rosin 2017-05-14  140  

:::::: The code at line 134 was first introduced by commit
:::::: afda08c4caa9489511557def51e322a5f2142a2f mux: adg792a: add mux controller driver for ADG792A/G

:::::: TO: Peter Rosin <peda@...ntia.se>
:::::: CC: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki