Messages in this thread |  | | Date | Sun, 29 Nov 2020 09:12:21 +0800 | From | kernel test robot <> | Subject | drivers/net/dsa/ocelot/seville_vsc9953.c:1107:34: warning: unused variable 'seville_of_match' |
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Hi Vladimir,
First bad commit (maybe != root cause):
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 45e885c439e825c19f3a51e46ef8210984bc0a9c commit: d60bc62de4ae068ed4b215c24cdfdd5035aa986e net: dsa: seville: build as separate module date: 2 months ago config: x86_64-randconfig-r006-20201129 (attached as .config) compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project e9e45b3887ca343e90fe91fe77b98d47e66ca312) 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 # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=d60bc62de4ae068ed4b215c24cdfdd5035aa986e git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout d60bc62de4ae068ed4b215c24cdfdd5035aa986e # 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 warnings (new ones prefixed by >>):
>> drivers/net/dsa/ocelot/seville_vsc9953.c:1107:34: warning: unused variable 'seville_of_match' [-Wunused-const-variable] static const struct of_device_id seville_of_match[] = { ^ 1 warning generated.
vim +/seville_of_match +1107 drivers/net/dsa/ocelot/seville_vsc9953.c
84705fc165526e8 Maxim Kochetkov 2020-07-13 1106 84705fc165526e8 Maxim Kochetkov 2020-07-13 @1107 static const struct of_device_id seville_of_match[] = { 84705fc165526e8 Maxim Kochetkov 2020-07-13 1108 { .compatible = "mscc,vsc9953-switch" }, 84705fc165526e8 Maxim Kochetkov 2020-07-13 1109 { }, 84705fc165526e8 Maxim Kochetkov 2020-07-13 1110 }; 84705fc165526e8 Maxim Kochetkov 2020-07-13 1111 MODULE_DEVICE_TABLE(of, seville_of_match); 84705fc165526e8 Maxim Kochetkov 2020-07-13 1112
:::::: The code at line 1107 was first introduced by commit :::::: 84705fc165526e8e55d208b2b10a48cc720a106a net: dsa: felix: introduce support for Seville VSC9953 switch
:::::: TO: Maxim Kochetkov <fido_max@inbox.ru> :::::: CC: David S. Miller <davem@davemloft.net>
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