[avpatel:riscv_sbi_nested_v1 52/73] drivers/irqchip/irq-riscv-imsic.c:107:36: warning: variable 'config' set but not used

[avpatel:riscv_sbi_nested_v1 52/73] drivers/irqchip/irq-riscv-imsic.c:107:36: warning: variable 'config' set but not used

[kernel test robot]

Hi Anup,

FYI, the error/warning was bisected to this commit, please ignore it if it's irrelevant.

tree:   https://github.com/avpatel/linux.git riscv_sbi_nested_v1
head:   00757ea0bfa14ae06d3f42144633ba253d6d5f5e
commit: a3617561d0ab814429c04120522bed7aed228f0c [52/73] RISC-V: Select APLIC and IMSIC drivers
config: riscv-randconfig-r001-20230428 (https://download.01.org/0day-ci/archive/20230429/202304290647.TmTb7sk8-lkp@intel.com/config)
compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project 437b7602e4a998220871de78afcb020b9c14a661)
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 riscv cross compiling tool for clang build
        # apt-get install binutils-riscv64-linux-gnu
        # https://github.com/avpatel/linux/commit/a3617561d0ab814429c04120522bed7aed228f0c
        git remote add avpatel https://github.com/avpatel/linux.git
        git fetch --no-tags avpatel riscv_sbi_nested_v1
        git checkout a3617561d0ab814429c04120522bed7aed228f0c
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=riscv olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=riscv SHELL=/bin/bash drivers/irqchip/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202304290647.TmTb7sk8-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> drivers/irqchip/irq-riscv-imsic.c:107:36: warning: variable 'config' set but not used [-Wunused-but-set-variable]
           const struct imsic_global_config *config = NULL;
                                             ^
   1 warning generated.


vim +/config +107 drivers/irqchip/irq-riscv-imsic.c

667be2105a0f1c Anup Patel 2022-01-18  103  
667be2105a0f1c Anup Patel 2022-01-18  104  const struct imsic_global_config *imsic_get_global_config(void)
667be2105a0f1c Anup Patel 2022-01-18  105  {
667be2105a0f1c Anup Patel 2022-01-18  106  	struct imsic_handler *handler = get_cpu_ptr(&imsic_handlers);
667be2105a0f1c Anup Patel 2022-01-18 @107  	const struct imsic_global_config *config = NULL;
667be2105a0f1c Anup Patel 2022-01-18  108  
667be2105a0f1c Anup Patel 2022-01-18  109  	if (handler->priv)
667be2105a0f1c Anup Patel 2022-01-18  110  		config = &handler->priv->global;
667be2105a0f1c Anup Patel 2022-01-18  111  
667be2105a0f1c Anup Patel 2022-01-18  112  	put_cpu_ptr(&imsic_handlers);
667be2105a0f1c Anup Patel 2022-01-18  113  	return &handler->priv->global;
667be2105a0f1c Anup Patel 2022-01-18  114  }
667be2105a0f1c Anup Patel 2022-01-18  115  EXPORT_SYMBOL_GPL(imsic_get_global_config);
667be2105a0f1c Anup Patel 2022-01-18  116  

:::::: The code at line 107 was first introduced by commit
:::::: 667be2105a0f1cfa30e379c15b3a942cb6dff019 irqchip: Add RISC-V incoming MSI controller driver

:::::: TO: Anup Patel <apatel@ventanamicro.com>
:::::: CC: Anup Patel <anup@brainfault.org>

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests