Re: [PATCH net-next v10 1/8] hinic3: Async Event Queue interfaces
From: kernel test robot
Date: Wed Jul 23 2025 - 07:35:48 EST
Hi Fan,
kernel test robot noticed the following build warnings:
[auto build test WARNING on 5e95c0a3a55aea490420bd6994805edb050cc86b]
url: https://github.com/intel-lab-lkp/linux/commits/Fan-Gong/hinic3-Async-Event-Queue-interfaces/20250722-152434
base: 5e95c0a3a55aea490420bd6994805edb050cc86b
patch link: https://lore.kernel.org/r/bea50c6c329c5ffb77cfe059e07eeed187619346.1753152592.git.zhuyikai1%40h-partners.com
patch subject: [PATCH net-next v10 1/8] hinic3: Async Event Queue interfaces
config: x86_64-allyesconfig (https://download.01.org/0day-ci/archive/20250723/202507231813.7ti3bdJj-lkp@xxxxxxxxx/config)
compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250723/202507231813.7ti3bdJj-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/202507231813.7ti3bdJj-lkp@xxxxxxxxx/
All warnings (new ones prefixed by >>):
>> drivers/net/ethernet/huawei/hinic3/hinic3_eqs.c:77:17: warning: variable 'cb_state' set but not used [-Wunused-but-set-variable]
77 | unsigned long *cb_state;
| ^
drivers/net/ethernet/huawei/hinic3/hinic3_eqs.c:91:17: warning: variable 'cb_state' set but not used [-Wunused-but-set-variable]
91 | unsigned long *cb_state;
| ^
drivers/net/ethernet/huawei/hinic3/hinic3_eqs.c:127:17: warning: variable 'cb_state' set but not used [-Wunused-but-set-variable]
127 | unsigned long *cb_state;
| ^
3 warnings generated.
vim +/cb_state +77 drivers/net/ethernet/huawei/hinic3/hinic3_eqs.c
71
72 int hinic3_aeq_register_cb(struct hinic3_hwdev *hwdev,
73 enum hinic3_aeq_type event,
74 hinic3_aeq_event_cb hwe_cb)
75 {
76 struct hinic3_aeqs *aeqs;
> 77 unsigned long *cb_state;
78
79 aeqs = hwdev->aeqs;
80 cb_state = &aeqs->aeq_cb_state[event];
81 aeqs->aeq_cb[event] = hwe_cb;
82 spin_lock_init(&aeqs->aeq_lock);
83
84 return 0;
85 }
86
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki