linux-kernel - drivers/net/ethernet/stmicro/stmmac/dwmac-loongson.c:204:19: sparse: sparse: symbol 'loongson_dwmac_driver' was not declared. Should it be static?

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Message-ID: <202111200714.ZQViVCXE-lkp@intel.com>
Date:   Sat, 20 Nov 2021 07:41:32 +0800
From:   kernel test robot <lkp@...el.com>
To:     Qing Zhang <zhangqing@...ngson.cn>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
        Jiaxun Yang <jiaxun.yang@...goat.com>
Subject: drivers/net/ethernet/stmicro/stmmac/dwmac-loongson.c:204:19: sparse:
 sparse: symbol 'loongson_dwmac_driver' was not declared. Should it be
 static?

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   9539ba4308ad5bdca6cb41c7b73cbb9f796dcdd7
commit: 30bba69d7db40e732d6c0aa6d4890c60d717e314 stmmac: pci: Add dwmac support for Loongson
date:   5 months ago
config: ia64-randconfig-s032-20211116 (attached as .config)
compiler: ia64-linux-gcc (GCC) 11.2.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # apt-get install sparse
        # sparse version: v0.6.4-dirty
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=30bba69d7db40e732d6c0aa6d4890c60d717e314
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout 30bba69d7db40e732d6c0aa6d4890c60d717e314
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=ia64 SHELL=/bin/bash drivers/net/ethernet/stmicro/stmmac/ kernel/bpf/ lib/

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


sparse warnings: (new ones prefixed by >>)
>> drivers/net/ethernet/stmicro/stmmac/dwmac-loongson.c:204:19: sparse: sparse: symbol 'loongson_dwmac_driver' was not declared. Should it be static?

vim +/loongson_dwmac_driver +204 drivers/net/ethernet/stmicro/stmmac/dwmac-loongson.c

   198	
   199	static SIMPLE_DEV_PM_OPS(loongson_dwmac_pm_ops, loongson_dwmac_suspend,
   200				 loongson_dwmac_resume);
   201	
   202	static const struct pci_device_id loongson_dwmac_id_table[] = {
   203		{ PCI_VDEVICE(LOONGSON, 0x7a03) },
 > 204		{}
   205	};
   206	MODULE_DEVICE_TABLE(pci, loongson_dwmac_id_table);
   207	

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

Download attachment ".config.gz" of type "application/gzip" (33813 bytes)