Re: [PATCH net-next 4/7] net: hibmcge: Add register dump supported in this module
From: kernel test robot
Date: Fri Oct 25 2024 - 05:26:10 EST
Hi Jijie,
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/Jijie-Shao/net-hibmcge-Add-dump-statistics-supported-in-this-module/20241023-215222
base: net-next/main
patch link: https://lore.kernel.org/r/20241023134213.3359092-5-shaojijie%40huawei.com
patch subject: [PATCH net-next 4/7] net: hibmcge: Add register dump supported in this module
config: loongarch-allmodconfig (https://download.01.org/0day-ci/archive/20241025/202410251738.mRleD5uf-lkp@xxxxxxxxx/config)
compiler: loongarch64-linux-gcc (GCC) 14.1.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241025/202410251738.mRleD5uf-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/202410251738.mRleD5uf-lkp@xxxxxxxxx/
All warnings (new ones prefixed by >>):
drivers/net/ethernet/hisilicon/hibmcge/hbg_ethtool.c: In function 'hbg_ethtool_get_regs':
>> drivers/net/ethernet/hisilicon/hibmcge/hbg_ethtool.c:322:20: warning: '%s' directive output may be truncated writing up to 127 bytes into a region of size 31 [-Wformat-truncation=]
322 | "[%s] %s", type_info->name, reg_map->name);
| ^~
In function 'hbg_get_reg_info',
inlined from 'hbg_ethtool_get_regs' at drivers/net/ethernet/hisilicon/hibmcge/hbg_ethtool.c:338:14:
drivers/net/ethernet/hisilicon/hibmcge/hbg_ethtool.c:321:9: note: 'snprintf' output between 4 and 154 bytes into a destination of size 32
321 | snprintf(info->name, sizeof(info->name),
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
322 | "[%s] %s", type_info->name, reg_map->name);
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
vim +322 drivers/net/ethernet/hisilicon/hibmcge/hbg_ethtool.c
313
314 static u32 hbg_get_reg_info(struct hbg_priv *priv,
315 const struct hbg_reg_type_info *type_info,
316 const struct hbg_reg_offset_name_map *reg_map,
317 struct hbg_reg_info *info)
318 {
319 info->val = hbg_reg_read(priv, reg_map->reg_offset);
320 info->offset = reg_map->reg_offset - type_info->offset_base;
321 snprintf(info->name, sizeof(info->name),
> 322 "[%s] %s", type_info->name, reg_map->name);
323
324 return sizeof(*info);
325 }
326
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki