[gabbayo:habanalabs-next 33/38] drivers/misc/habanalabs/gaudi/gaudi_hwmgr.c:72:6: warning: variable 'rc' set but not used

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tree:   git://people.freedesktop.org/~gabbayo/linux habanalabs-next
head:   addd4be0a770e4cf5607310459cb7c8d11c8ae57
commit: f0fdc034c52b87d1c11bc28e2affd9d5a41a419b [33/38] habanalabs: add hwmgr module for gaudi
config: m68k-randconfig-r012-20200519 (attached as .config)
compiler: m68k-linux-gcc (GCC) 9.3.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git checkout f0fdc034c52b87d1c11bc28e2affd9d5a41a419b
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=m68k 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kbuild test robot <lkp@xxxxxxxxx>

All warnings (new ones prefixed by >>, old ones prefixed by <<):

drivers/misc/habanalabs/gaudi/gaudi_hwmgr.c: In function 'clk_max_freq_mhz_store':
>> drivers/misc/habanalabs/gaudi/gaudi_hwmgr.c:72:6: warning: variable 'rc' set but not used [-Wunused-but-set-variable]
72 |  int rc;
|      ^~

vim +/rc +72 drivers/misc/habanalabs/gaudi/gaudi_hwmgr.c

    66	
    67	static ssize_t clk_max_freq_mhz_store(struct device *dev,
    68			struct device_attribute *attr, const char *buf, size_t count)
    69	{
    70		struct hl_device *hdev = dev_get_drvdata(dev);
    71		struct gaudi_device *gaudi = hdev->asic_specific;
  > 72		int rc;
    73		u64 value;
    74	
    75		if (hl_device_disabled_or_in_reset(hdev)) {
    76			count = -ENODEV;
    77			goto fail;
    78		}
    79	
    80		rc = kstrtoull(buf, 0, &value);
    81	
    82		gaudi->max_freq_value = value * 1000 * 1000;
    83	
    84		hl_set_frequency(hdev, MME_PLL, gaudi->max_freq_value);
    85	
    86	fail:
    87		return count;
    88	}
    89	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx

Attachment: .config.gz
Description: application/gzip

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