[intel-linux-intel-lts:5.4/preempt-rt 6707/9039] drivers/misc/gna/gna_drv.c:270:6: error: no previous prototype for function 'gna_dev_release'

[intel-linux-intel-lts:5.4/preempt-rt 6707/9039] drivers/misc/gna/gna_drv.c:270:6: error: no previous prototype for function 'gna_dev_release'

[kernel test robot]

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tree:   https://github.com/intel/linux-intel-lts.git 5.4/preempt-rt
head:   6fa41e866e0be2824b0f5efb593f8635ee2a3bde
commit: 2d2e3dc79dbf54b9905e4086db001a25047d8c0c [6707/9039] Enable support for GNA drivers based on GNA API specification 2.0
config: x86_64-randconfig-r031-20200820 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project 4deda57106f7c9b982a49cb907c33e3966c8de7f)
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
        # install x86_64 cross compiling tool for clang build
        # apt-get install binutils-x86-64-linux-gnu
        git checkout 2d2e3dc79dbf54b9905e4086db001a25047d8c0c
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

>> drivers/misc/gna/gna_drv.c:270:6: error: no previous prototype for function 'gna_dev_release' [-Werror,-Wmissing-prototypes]
   void gna_dev_release(struct device *dev)
        ^
   drivers/misc/gna/gna_drv.c:270:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   void gna_dev_release(struct device *dev)
   ^
   static 
   1 error generated.
--
>> drivers/misc/gna/gna_pci.c:61:2: error: initializer overrides prior initialization of this subobject [-Werror,-Winitializer-overrides]
           GNA_GEN2_FEATURES
           ^~~~~~~~~~~~~~~~~
   drivers/misc/gna/gna_pci.c:37:21: note: expanded from macro 'GNA_GEN2_FEATURES'
           .max_layer_count = 4096
                              ^~~~
   drivers/misc/gna/gna_pci.c:61:2: note: previous initialization is here
           GNA_GEN2_FEATURES
           ^~~~~~~~~~~~~~~~~
   drivers/misc/gna/gna_pci.c:36:2: note: expanded from macro 'GNA_GEN2_FEATURES'
           GNA_GEN1_FEATURES, \
           ^~~~~~~~~~~~~~~~~
   drivers/misc/gna/gna_pci.c:33:21: note: expanded from macro 'GNA_GEN1_FEATURES'
           .max_layer_count = 1023
                              ^~~~
   drivers/misc/gna/gna_pci.c:66:2: error: initializer overrides prior initialization of this subobject [-Werror,-Winitializer-overrides]
           GNA_GEN2_FEATURES
           ^~~~~~~~~~~~~~~~~
   drivers/misc/gna/gna_pci.c:37:21: note: expanded from macro 'GNA_GEN2_FEATURES'
           .max_layer_count = 4096
                              ^~~~
   drivers/misc/gna/gna_pci.c:66:2: note: previous initialization is here
           GNA_GEN2_FEATURES
           ^~~~~~~~~~~~~~~~~
   drivers/misc/gna/gna_pci.c:36:2: note: expanded from macro 'GNA_GEN2_FEATURES'
           GNA_GEN1_FEATURES, \
           ^~~~~~~~~~~~~~~~~
   drivers/misc/gna/gna_pci.c:33:21: note: expanded from macro 'GNA_GEN1_FEATURES'
           .max_layer_count = 1023
                              ^~~~
   2 errors generated.

# https://github.com/intel/linux-intel-lts/commit/2d2e3dc79dbf54b9905e4086db001a25047d8c0c
git remote add intel-linux-intel-lts https://github.com/intel/linux-intel-lts.git
git fetch --no-tags intel-linux-intel-lts 5.4/preempt-rt
git checkout 2d2e3dc79dbf54b9905e4086db001a25047d8c0c
vim +/gna_dev_release +270 drivers/misc/gna/gna_drv.c

   269	
 > 270	void gna_dev_release(struct device *dev)
   271	{
   272		struct gna_private *gna_priv;
   273	
   274		dev_dbg(dev, "%s enter\n", __func__);
   275	
   276		gna_priv = dev_get_drvdata(dev);
   277	
   278		__clear_bit(MINOR(dev->devt), gna_drv_priv.dev_map);
   279		flush_workqueue(gna_priv->request_wq);
   280		destroy_workqueue(gna_priv->request_wq);
   281		idr_destroy(&gna_priv->memory_idr);
   282		gna_mmu_free(gna_priv);
   283		dev_set_drvdata(dev, NULL);
   284		pci_set_drvdata(gna_priv->pdev, NULL);
   285	
   286		kfree(gna_priv);
   287	
   288		dev_dbg(dev, "%s exit\n", __func__);
   289	}
   290	

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

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