Re: [PATCH net-next v3 3/3] net: stmmac: Add driver support for DWMAC5 fault IRQ Support

[kernel test robot]

Hi Suraj,

kernel test robot noticed the following build warnings:

[auto build test WARNING on net-next/main]

url:    https://github.com/intel-lab-lkp/linux/commits/Suraj-Jaiswal/dt-bindings-net-qcom-ethqos-add-binding-doc-for-fault-IRQ-for-sa8775p/20231123-202252
base:   net-next/main
patch link:    https://lore.kernel.org/r/62eaaace3713751cb1ecac3163e857737107ca0e.1700737841.git.quic_jsuraj%40quicinc.com
patch subject: [PATCH net-next v3 3/3] net: stmmac: Add driver support for DWMAC5 fault IRQ Support
config: arm-defconfig (https://download.01.org/0day-ci/archive/20231124/202311241513.D6JpHWGg-lkp@xxxxxxxxx/config)
compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project.git f28c006a5895fc0e329fe15fead81e37457cb1d1)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231124/202311241513.D6JpHWGg-lkp@xxxxxxxxx/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@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202311241513.D6JpHWGg-lkp@xxxxxxxxx/

All warnings (new ones prefixed by >>):

>> drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c:693:5: warning: no previous prototype for function 'stmmac_get_fault_intr_config' [-Wmissing-prototypes]
   int stmmac_get_fault_intr_config(struct platform_device *pdev, struct stmmac_resources *res)
       ^
   drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c:693:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   int stmmac_get_fault_intr_config(struct platform_device *pdev, struct stmmac_resources *res)
   ^
   static 
   1 warning generated.


vim +/stmmac_get_fault_intr_config +693 drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c

   692	
 > 693	int stmmac_get_fault_intr_config(struct platform_device *pdev, struct stmmac_resources *res)
   694	{
   695		int ret = 0;
   696	
   697		res->safety_common_intr = platform_get_irq_byname(pdev, "safety");
   698	
   699		if (res->safety_common_intr < 0) {
   700			if (res->safety_common_intr != -EPROBE_DEFER)
   701				dev_err(&pdev->dev, "safety IRQ configuration information not found\n");
   702			ret = 1;
   703		}
   704	
   705		return ret;
   706	}
   707	

-- 
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https://github.com/intel/lkp-tests/wiki