linux-kernel - Re: [PATCH] mmc: sdhci-omap: Add error handling for sdhci_runtime_suspend

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Message-ID: <202505200727.1k4LfYCQ-lkp@intel.com>
Date: Tue, 20 May 2025 08:09:24 +0800
From: kernel test robot <lkp@...el.com>
To: Wentao Liang <vulab@...as.ac.cn>, adrian.hunter@...el.com,
	vigneshr@...com, ulf.hansson@...aro.org
Cc: oe-kbuild-all@...ts.linux.dev, linux-mmc@...r.kernel.org,
	linux-kernel@...r.kernel.org, Wentao Liang <vulab@...as.ac.cn>,
	stable@...r.kernel.org
Subject: Re: [PATCH] mmc: sdhci-omap: Add error handling for
 sdhci_runtime_suspend_host()

Hi Wentao,

kernel test robot noticed the following build errors:

[auto build test ERROR on linus/master]
[also build test ERROR on v6.15-rc7 next-20250516]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Wentao-Liang/mmc-sdhci-omap-Add-error-handling-for-sdhci_runtime_suspend_host/20250519-205341
base:   linus/master
patch link:    https://lore.kernel.org/r/20250519125143.2331-1-vulab%40iscas.ac.cn
patch subject: [PATCH] mmc: sdhci-omap: Add error handling for sdhci_runtime_suspend_host()
config: sparc-randconfig-001-20250520 (https://download.01.org/0day-ci/archive/20250520/202505200727.1k4LfYCQ-lkp@intel.com/config)
compiler: sparc-linux-gcc (GCC) 8.5.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250520/202505200727.1k4LfYCQ-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/202505200727.1k4LfYCQ-lkp@intel.com/

All errors (new ones prefixed by >>):

   drivers/mmc/host/sdhci-omap.c: In function 'sdhci_omap_runtime_suspend':
>> drivers/mmc/host/sdhci-omap.c:1449:6: error: void value not ignored as it ought to be
     ret = sdhci_omap_context_save(omap_host);
         ^


vim +1449 drivers/mmc/host/sdhci-omap.c

  1435	
  1436	static int __maybe_unused sdhci_omap_runtime_suspend(struct device *dev)
  1437	{
  1438		struct sdhci_host *host = dev_get_drvdata(dev);
  1439		struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host);
  1440		struct sdhci_omap_host *omap_host = sdhci_pltfm_priv(pltfm_host);
  1441		int ret;
  1442	
  1443		if (host->tuning_mode != SDHCI_TUNING_MODE_3)
  1444			mmc_retune_needed(host->mmc);
  1445	
  1446		if (omap_host->con != -EINVAL)
  1447			sdhci_runtime_suspend_host(host);
  1448	
> 1449		ret = sdhci_omap_context_save(omap_host);
  1450		if (ret)
  1451			return ret;
  1452	
  1453		pinctrl_pm_select_idle_state(dev);
  1454	
  1455		return 0;
  1456	}
  1457	

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