[chenxing:mstar_v6_5_reorder 363/700] drivers/dma/mstar/mstar-msc313-bdma.c:782:13: warning: unused variable 'ret'

[chenxing:mstar_v6_5_reorder 363/700] drivers/dma/mstar/mstar-msc313-bdma.c:782:13: warning: unused variable 'ret'

[kernel test robot]

tree:   https://github.com/linux-chenxing/linux.git mstar_v6_5_reorder
head:   1a5c60e65ea399670a5384b869c4958338af2799
commit: 26178975043b0a83d96b42a14c44bb70fdb84d4b [363/700] dma: mstar: msc313 bdma driver
config: arc-allmodconfig (https://download.01.org/0day-ci/archive/20260729/202607292228.jMoOE7k1-lkp@intel.com/config)
compiler: arc-linux-gcc (GCC) 16.1.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260729/202607292228.jMoOE7k1-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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202607292228.jMoOE7k1-lkp@intel.com/

All warnings (new ones prefixed by >>):

   drivers/dma/mstar/mstar-msc313-bdma.c: In function 'msc313_bdma_remove':
>> drivers/dma/mstar/mstar-msc313-bdma.c:782:13: warning: unused variable 'ret' [-Wunused-variable]
     782 |         int ret, i;
         |             ^~~
   drivers/dma/mstar/mstar-msc313-bdma.c:781:24: warning: unused variable 'dev' [-Wunused-variable]
     781 |         struct device *dev = &pdev->dev;
         |                        ^~~


vim +/ret +782 drivers/dma/mstar/mstar-msc313-bdma.c

   777	
   778	static int msc313_bdma_remove(struct platform_device *pdev)
   779	{
   780		struct msc313_bdma *bdma = platform_get_drvdata(pdev);
   781		struct device *dev = &pdev->dev;
 > 782		int ret, i;
   783	
   784		of_dma_controller_free(pdev->dev.of_node);
   785	
   786		for (i = 0; i < bdma->info->channels; i++){
   787			struct msc313_bdma_chan *chan = &bdma->chans[i];
   788			tasklet_kill(&chan[i].tasklet);
   789		}
   790	

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https://github.com/intel/lkp-tests/wiki