linux-kernel - drivers/soc/apple/sart.c:190:38: warning: cast from 'void (*)(struct device *)' to 'void (*)(void *)' converts to incompatible function type

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Message-ID: <202211041544.R0jV58vk-lkp@intel.com>
Date:   Fri, 4 Nov 2022 16:01:21 +0800
From:   kernel test robot <lkp@...el.com>
To:     Sven Peter <sven@...npeter.dev>
Cc:     llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
        linux-kernel@...r.kernel.org, Arnd Bergmann <arnd@...db.de>,
        Hector Martin <marcan@...can.st>
Subject: drivers/soc/apple/sart.c:190:38: warning: cast from 'void (*)(struct
 device *)' to 'void (*)(void *)' converts to incompatible function type

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   ee6050c8af96bba2f81e8b0793a1fc2f998fcd20
commit: b170143ae1113882731666aec9b9105356f1fc17 soc: apple: Add SART driver
date:   6 months ago
config: hexagon-randconfig-r041-20221104
compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project 2bbafe04fe785a9469bea5a3737f8d7d3ce4aca2)
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=b170143ae1113882731666aec9b9105356f1fc17
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout b170143ae1113882731666aec9b9105356f1fc17
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon SHELL=/bin/bash drivers/soc/apple/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>

All warnings (new ones prefixed by >>):

>> drivers/soc/apple/sart.c:190:38: warning: cast from 'void (*)(struct device *)' to 'void (*)(void *)' converts to incompatible function type [-Wcast-function-type-strict]
           ret = devm_add_action_or_reset(dev, (void (*)(void *))put_device,
                                               ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
   1 warning generated.


vim +190 drivers/soc/apple/sart.c

   166	
   167	struct apple_sart *devm_apple_sart_get(struct device *dev)
   168	{
   169		struct device_node *sart_node;
   170		struct platform_device *sart_pdev;
   171		struct apple_sart *sart;
   172		int ret;
   173	
   174		sart_node = of_parse_phandle(dev->of_node, "apple,sart", 0);
   175		if (!sart_node)
   176			return ERR_PTR(-ENODEV);
   177	
   178		sart_pdev = of_find_device_by_node(sart_node);
   179		of_node_put(sart_node);
   180	
   181		if (!sart_pdev)
   182			return ERR_PTR(-ENODEV);
   183	
   184		sart = dev_get_drvdata(&sart_pdev->dev);
   185		if (!sart) {
   186			put_device(&sart_pdev->dev);
   187			return ERR_PTR(-EPROBE_DEFER);
   188		}
   189	
 > 190		ret = devm_add_action_or_reset(dev, (void (*)(void *))put_device,
   191					       &sart_pdev->dev);
   192		if (ret)
   193			return ERR_PTR(ret);
   194	
   195		device_link_add(dev, &sart_pdev->dev,
   196				DL_FLAG_PM_RUNTIME | DL_FLAG_AUTOREMOVE_SUPPLIER);
   197	
   198		return sart;
   199	}
   200	EXPORT_SYMBOL_GPL(devm_apple_sart_get);
   201	

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp

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