[ardb:for-kernelci 2/4] drivers/rtc/rtc-efi.c:151:21: warning: unused variable 'rtc'

[ardb:for-kernelci 2/4] drivers/rtc/rtc-efi.c:151:21: warning: unused variable 'rtc'

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/ardb/linux.git for-kernelci
head:   2b69cc853cfd5d483e48785735ee845d3bffde85
commit: 1dcb6fdcd10617262528f945a11852fb4aee9197 [2/4] efi-rtc: Remove wakeup functionality
config: arm-randconfig-004-20250711 (https://download.01.org/0day-ci/archive/20250711/202507112141.qUTkwckc-lkp@intel.com/config)
compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250711/202507112141.qUTkwckc-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/202507112141.qUTkwckc-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> drivers/rtc/rtc-efi.c:151:21: warning: unused variable 'rtc' [-Wunused-variable]
     151 |         struct rtc_device *rtc = dev_get_drvdata(dev);
         |                            ^~~
   1 warning generated.


vim +/rtc +151 drivers/rtc/rtc-efi.c

5e3fd9e5810f14 dann frazier       2009-03-31  146  
501385f2a783c0 Geliang Tang       2015-11-07  147  static int efi_procfs(struct device *dev, struct seq_file *seq)
501385f2a783c0 Geliang Tang       2015-11-07  148  {
1dcb6fdcd10617 Ard Biesheuvel     2025-07-11  149  	efi_time_t        eft;
501385f2a783c0 Geliang Tang       2015-11-07  150  	efi_time_cap_t    cap;
101ca8d05913b7 Shanker Donthineni 2023-01-02 @151  	struct rtc_device *rtc = dev_get_drvdata(dev);
501385f2a783c0 Geliang Tang       2015-11-07  152  
501385f2a783c0 Geliang Tang       2015-11-07  153  	memset(&eft, 0, sizeof(eft));
501385f2a783c0 Geliang Tang       2015-11-07  154  	memset(&cap, 0, sizeof(cap));
501385f2a783c0 Geliang Tang       2015-11-07  155  
501385f2a783c0 Geliang Tang       2015-11-07  156  	efi.get_time(&eft, &cap);
501385f2a783c0 Geliang Tang       2015-11-07  157  
501385f2a783c0 Geliang Tang       2015-11-07  158  	seq_printf(seq,
501385f2a783c0 Geliang Tang       2015-11-07  159  		   "Time\t\t: %u:%u:%u.%09u\n"
501385f2a783c0 Geliang Tang       2015-11-07  160  		   "Date\t\t: %u-%u-%u\n"
501385f2a783c0 Geliang Tang       2015-11-07  161  		   "Daylight\t: %u\n",
501385f2a783c0 Geliang Tang       2015-11-07  162  		   eft.hour, eft.minute, eft.second, eft.nanosecond,
501385f2a783c0 Geliang Tang       2015-11-07  163  		   eft.year, eft.month, eft.day,
501385f2a783c0 Geliang Tang       2015-11-07  164  		   eft.daylight);
501385f2a783c0 Geliang Tang       2015-11-07  165  
501385f2a783c0 Geliang Tang       2015-11-07  166  	if (eft.timezone == EFI_UNSPECIFIED_TIMEZONE)
501385f2a783c0 Geliang Tang       2015-11-07  167  		seq_puts(seq, "Timezone\t: unspecified\n");
501385f2a783c0 Geliang Tang       2015-11-07  168  	else
501385f2a783c0 Geliang Tang       2015-11-07  169  		/* XXX fixme: convert to string? */
501385f2a783c0 Geliang Tang       2015-11-07  170  		seq_printf(seq, "Timezone\t: %u\n", eft.timezone);
501385f2a783c0 Geliang Tang       2015-11-07  171  
501385f2a783c0 Geliang Tang       2015-11-07  172  	/*
501385f2a783c0 Geliang Tang       2015-11-07  173  	 * now prints the capabilities
501385f2a783c0 Geliang Tang       2015-11-07  174  	 */
501385f2a783c0 Geliang Tang       2015-11-07  175  	seq_printf(seq,
501385f2a783c0 Geliang Tang       2015-11-07  176  		   "Resolution\t: %u\n"
501385f2a783c0 Geliang Tang       2015-11-07  177  		   "Accuracy\t: %u\n"
501385f2a783c0 Geliang Tang       2015-11-07  178  		   "SetstoZero\t: %u\n",
501385f2a783c0 Geliang Tang       2015-11-07  179  		   cap.resolution, cap.accuracy, cap.sets_to_zero);
501385f2a783c0 Geliang Tang       2015-11-07  180  
501385f2a783c0 Geliang Tang       2015-11-07  181  	return 0;
501385f2a783c0 Geliang Tang       2015-11-07  182  }
501385f2a783c0 Geliang Tang       2015-11-07  183  

:::::: The code at line 151 was first introduced by commit
:::::: 101ca8d05913b7d1e6e8b9dd792193d4082fff86 rtc: efi: Enable SET/GET WAKEUP services as optional

:::::: TO: Shanker Donthineni <sdonthineni@nvidia.com>
:::::: CC: Alexandre Belloni <alexandre.belloni@bootlin.com>

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