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* drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c:90:25: warning: 'strncpy' specified bound depends on the length of the source argument
@ 2021-08-13 15:43 kernel test robot
  0 siblings, 0 replies; 6+ messages in thread
From: kernel test robot @ 2021-08-13 15:43 UTC (permalink / raw)
  To: Huazhong Tan; +Cc: kbuild-all, linux-kernel

[-- Attachment #1: Type: text/plain, Size: 2695 bytes --]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   f8e6dfc64f6135d1b6c5215c14cd30b9b60a0008
commit: 1556ea9120ffcf4faf7ac6b62a6e28216f260a23 net: hns3: refactor dump mac list of debugfs
date:   3 months ago
config: sparc-allyesconfig (attached as .config)
compiler: sparc64-linux-gcc (GCC) 11.2.0
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
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1556ea9120ffcf4faf7ac6b62a6e28216f260a23
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout 1556ea9120ffcf4faf7ac6b62a6e28216f260a23
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=sparc 

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/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c: In function 'hclge_dbg_fill_content.constprop':
>> drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c:90:25: warning: 'strncpy' specified bound depends on the length of the source argument [-Wstringop-truncation]
      90 |                         strncpy(pos, items[i].name, strlen(items[i].name));
         |                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c:88:25: warning: 'strncpy' specified bound depends on the length of the source argument [-Wstringop-truncation]
      88 |                         strncpy(pos, result[i], strlen(result[i]));
         |                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~


vim +/strncpy +90 drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c

    77	
    78	static void hclge_dbg_fill_content(char *content, u16 len,
    79					   const struct hclge_dbg_item *items,
    80					   const char **result, u16 size)
    81	{
    82		char *pos = content;
    83		u16 i;
    84	
    85		memset(content, ' ', len);
    86		for (i = 0; i < size; i++) {
    87			if (result)
    88				strncpy(pos, result[i], strlen(result[i]));
    89			else
  > 90				strncpy(pos, items[i].name, strlen(items[i].name));
    91			pos += strlen(items[i].name) + items[i].interval;
    92		}
    93		*pos++ = '\n';
    94		*pos++ = '\0';
    95	}
    96	

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

[-- Attachment #2: .config.gz --]
[-- Type: application/gzip, Size: 69222 bytes --]

^ permalink raw reply	[flat|nested] 6+ messages in thread

* drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c:90:25: warning: 'strncpy' specified bound depends on the length of the source argument
@ 2023-06-22  5:02 kernel test robot
  0 siblings, 0 replies; 6+ messages in thread
From: kernel test robot @ 2023-06-22  5:02 UTC (permalink / raw)
  To: Huazhong Tan; +Cc: oe-kbuild-all, linux-kernel

Hi Huazhong,

FYI, the error/warning still remains.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   dad9774deaf1cf8e8f7483310dfb2690310193d2
commit: 1556ea9120ffcf4faf7ac6b62a6e28216f260a23 net: hns3: refactor dump mac list of debugfs
date:   2 years, 1 month ago
config: arm64-defconfig (https://download.01.org/0day-ci/archive/20230622/202306221218.d8gEgeI8-lkp@intel.com/config)
compiler: aarch64-linux-gcc (GCC) 12.3.0
reproduce: (https://download.01.org/0day-ci/archive/20230622/202306221218.d8gEgeI8-lkp@intel.com/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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202306221218.d8gEgeI8-lkp@intel.com/

All warnings (new ones prefixed by >>):

   drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c: In function 'hclge_dbg_fill_content.constprop':
>> drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c:90:25: warning: 'strncpy' specified bound depends on the length of the source argument [-Wstringop-truncation]
      90 |                         strncpy(pos, items[i].name, strlen(items[i].name));
         |                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c:88:25: warning: 'strncpy' specified bound depends on the length of the source argument [-Wstringop-truncation]
      88 |                         strncpy(pos, result[i], strlen(result[i]));
         |                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~


vim +/strncpy +90 drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c

    77	
    78	static void hclge_dbg_fill_content(char *content, u16 len,
    79					   const struct hclge_dbg_item *items,
    80					   const char **result, u16 size)
    81	{
    82		char *pos = content;
    83		u16 i;
    84	
    85		memset(content, ' ', len);
    86		for (i = 0; i < size; i++) {
    87			if (result)
    88				strncpy(pos, result[i], strlen(result[i]));
    89			else
  > 90				strncpy(pos, items[i].name, strlen(items[i].name));
    91			pos += strlen(items[i].name) + items[i].interval;
    92		}
    93		*pos++ = '\n';
    94		*pos++ = '\0';
    95	}
    96	

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

^ permalink raw reply	[flat|nested] 6+ messages in thread

* drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c:90:25: warning: 'strncpy' specified bound depends on the length of the source argument
@ 2023-02-22  5:54 kernel test robot
  0 siblings, 0 replies; 6+ messages in thread
From: kernel test robot @ 2023-02-22  5:54 UTC (permalink / raw)
  To: Huazhong Tan; +Cc: oe-kbuild-all, linux-kernel

Hi Huazhong,

FYI, the error/warning still remains.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   5b7c4cabbb65f5c469464da6c5f614cbd7f730f2
commit: 1556ea9120ffcf4faf7ac6b62a6e28216f260a23 net: hns3: refactor dump mac list of debugfs
date:   1 year, 9 months ago
config: ia64-randconfig-r024-20230222 (https://download.01.org/0day-ci/archive/20230222/202302221354.9qkB7bev-lkp@intel.com/config)
compiler: ia64-linux-gcc (GCC) 12.1.0
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
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1556ea9120ffcf4faf7ac6b62a6e28216f260a23
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout 1556ea9120ffcf4faf7ac6b62a6e28216f260a23
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=ia64 olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=ia64 SHELL=/bin/bash drivers/net/ethernet/hisilicon/hns3/hns3pf/

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/202302221354.9qkB7bev-lkp@intel.com/

All warnings (new ones prefixed by >>):

   In file included from arch/ia64/include/asm/pgtable.h:154,
                    from include/linux/pgtable.h:6,
                    from include/linux/mm.h:33,
                    from include/linux/bvec.h:14,
                    from include/linux/skbuff.h:17,
                    from include/linux/if_ether.h:19,
                    from include/linux/etherdevice.h:20,
                    from drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.h:7,
                    from drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c:6:
   arch/ia64/include/asm/mmu_context.h: In function 'reload_context':
   arch/ia64/include/asm/mmu_context.h:127:48: warning: variable 'old_rr4' set but not used [-Wunused-but-set-variable]
     127 |         unsigned long rr0, rr1, rr2, rr3, rr4, old_rr4;
         |                                                ^~~~~~~
   drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c: In function 'hclge_dbg_fill_content.constprop':
>> drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c:90:25: warning: 'strncpy' specified bound depends on the length of the source argument [-Wstringop-truncation]
      90 |                         strncpy(pos, items[i].name, strlen(items[i].name));
         |                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c:88:25: warning: 'strncpy' specified bound depends on the length of the source argument [-Wstringop-truncation]
      88 |                         strncpy(pos, result[i], strlen(result[i]));
         |                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~


vim +/strncpy +90 drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c

    77	
    78	static void hclge_dbg_fill_content(char *content, u16 len,
    79					   const struct hclge_dbg_item *items,
    80					   const char **result, u16 size)
    81	{
    82		char *pos = content;
    83		u16 i;
    84	
    85		memset(content, ' ', len);
    86		for (i = 0; i < size; i++) {
    87			if (result)
    88				strncpy(pos, result[i], strlen(result[i]));
    89			else
  > 90				strncpy(pos, items[i].name, strlen(items[i].name));
    91			pos += strlen(items[i].name) + items[i].interval;
    92		}
    93		*pos++ = '\n';
    94		*pos++ = '\0';
    95	}
    96	

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

^ permalink raw reply	[flat|nested] 6+ messages in thread

* drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c:90:25: warning: 'strncpy' specified bound depends on the length of the source argument
@ 2021-12-25 21:45 kernel test robot
  0 siblings, 0 replies; 6+ messages in thread
From: kernel test robot @ 2021-12-25 21:45 UTC (permalink / raw)
  To: Huazhong Tan; +Cc: kbuild-all, linux-kernel

Hi Huazhong,

FYI, the error/warning still remains.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   b927dfc67d05a72167ab980c375ed98b2ee9c2c6
commit: 1556ea9120ffcf4faf7ac6b62a6e28216f260a23 net: hns3: refactor dump mac list of debugfs
date:   8 months ago
config: parisc-randconfig-r021-20211226 (https://download.01.org/0day-ci/archive/20211226/202112260546.UoXtfDb5-lkp@intel.com/config)
compiler: hppa-linux-gcc (GCC) 11.2.0
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
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1556ea9120ffcf4faf7ac6b62a6e28216f260a23
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout 1556ea9120ffcf4faf7ac6b62a6e28216f260a23
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=parisc SHELL=/bin/bash drivers/net/ethernet/hisilicon/hns3/hns3pf/

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/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c: In function 'hclge_dbg_fill_content.constprop':
>> drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c:90:25: warning: 'strncpy' specified bound depends on the length of the source argument [-Wstringop-truncation]
      90 |                         strncpy(pos, items[i].name, strlen(items[i].name));
         |                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c:88:25: warning: 'strncpy' specified bound depends on the length of the source argument [-Wstringop-truncation]
      88 |                         strncpy(pos, result[i], strlen(result[i]));
         |                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~


vim +/strncpy +90 drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c

    77	
    78	static void hclge_dbg_fill_content(char *content, u16 len,
    79					   const struct hclge_dbg_item *items,
    80					   const char **result, u16 size)
    81	{
    82		char *pos = content;
    83		u16 i;
    84	
    85		memset(content, ' ', len);
    86		for (i = 0; i < size; i++) {
    87			if (result)
    88				strncpy(pos, result[i], strlen(result[i]));
    89			else
  > 90				strncpy(pos, items[i].name, strlen(items[i].name));
    91			pos += strlen(items[i].name) + items[i].interval;
    92		}
    93		*pos++ = '\n';
    94		*pos++ = '\0';
    95	}
    96	

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

^ permalink raw reply	[flat|nested] 6+ messages in thread

* drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c:90:25: warning: 'strncpy' specified bound depends on the length of the source argument
@ 2021-11-08  4:18 kernel test robot
  0 siblings, 0 replies; 6+ messages in thread
From: kernel test robot @ 2021-11-08  4:18 UTC (permalink / raw)
  To: Huazhong Tan; +Cc: kbuild-all, linux-kernel

[-- Attachment #1: Type: text/plain, Size: 6884 bytes --]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   6b75d88fa81b122cce37ebf17428a849ccd3d0f1
commit: 1556ea9120ffcf4faf7ac6b62a6e28216f260a23 net: hns3: refactor dump mac list of debugfs
date:   6 months ago
config: ia64-randconfig-r026-20211102 (attached as .config)
compiler: ia64-linux-gcc (GCC) 11.2.0
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
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1556ea9120ffcf4faf7ac6b62a6e28216f260a23
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout 1556ea9120ffcf4faf7ac6b62a6e28216f260a23
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=ia64 

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 >>):

   In file included from arch/ia64/include/asm/pgtable.h:154,
                    from include/linux/pgtable.h:6,
                    from include/linux/mm.h:33,
                    from include/linux/bvec.h:14,
                    from include/linux/skbuff.h:17,
                    from include/linux/if_ether.h:19,
                    from include/linux/etherdevice.h:20,
                    from drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.h:7,
                    from drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c:6:
   arch/ia64/include/asm/mmu_context.h: In function 'reload_context':
   arch/ia64/include/asm/mmu_context.h:127:48: warning: variable 'old_rr4' set but not used [-Wunused-but-set-variable]
     127 |         unsigned long rr0, rr1, rr2, rr3, rr4, old_rr4;
         |                                                ^~~~~~~
   drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c: In function 'hclge_dbg_fill_content.constprop':
>> drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c:90:25: warning: 'strncpy' specified bound depends on the length of the source argument [-Wstringop-truncation]
      90 |                         strncpy(pos, items[i].name, strlen(items[i].name));
         |                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c:88:25: warning: 'strncpy' specified bound depends on the length of the source argument [-Wstringop-truncation]
      88 |                         strncpy(pos, result[i], strlen(result[i]));
         |                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~


vim +/strncpy +90 drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c

     5	
   > 6	#include "hclge_debugfs.h"
     7	#include "hclge_main.h"
     8	#include "hclge_tm.h"
     9	#include "hnae3.h"
    10	
    11	static const char * const hclge_mac_state_str[] = {
    12		"TO_ADD", "TO_DEL", "ACTIVE"
    13	};
    14	
    15	static const struct hclge_dbg_reg_type_info hclge_dbg_reg_info[] = {
    16		{ .reg_type = "bios common",
    17		  .dfx_msg = &hclge_dbg_bios_common_reg[0],
    18		  .reg_msg = { .msg_num = ARRAY_SIZE(hclge_dbg_bios_common_reg),
    19			       .offset = HCLGE_DBG_DFX_BIOS_OFFSET,
    20			       .cmd = HCLGE_OPC_DFX_BIOS_COMMON_REG } },
    21		{ .reg_type = "ssu",
    22		  .dfx_msg = &hclge_dbg_ssu_reg_0[0],
    23		  .reg_msg = { .msg_num = ARRAY_SIZE(hclge_dbg_ssu_reg_0),
    24			       .offset = HCLGE_DBG_DFX_SSU_0_OFFSET,
    25			       .cmd = HCLGE_OPC_DFX_SSU_REG_0 } },
    26		{ .reg_type = "ssu",
    27		  .dfx_msg = &hclge_dbg_ssu_reg_1[0],
    28		  .reg_msg = { .msg_num = ARRAY_SIZE(hclge_dbg_ssu_reg_1),
    29			       .offset = HCLGE_DBG_DFX_SSU_1_OFFSET,
    30			       .cmd = HCLGE_OPC_DFX_SSU_REG_1 } },
    31		{ .reg_type = "ssu",
    32		  .dfx_msg = &hclge_dbg_ssu_reg_2[0],
    33		  .reg_msg = { .msg_num = ARRAY_SIZE(hclge_dbg_ssu_reg_2),
    34			       .offset = HCLGE_DBG_DFX_SSU_2_OFFSET,
    35			       .cmd = HCLGE_OPC_DFX_SSU_REG_2 } },
    36		{ .reg_type = "igu egu",
    37		  .dfx_msg = &hclge_dbg_igu_egu_reg[0],
    38		  .reg_msg = { .msg_num = ARRAY_SIZE(hclge_dbg_igu_egu_reg),
    39			       .offset = HCLGE_DBG_DFX_IGU_OFFSET,
    40			       .cmd = HCLGE_OPC_DFX_IGU_EGU_REG } },
    41		{ .reg_type = "rpu",
    42		  .dfx_msg = &hclge_dbg_rpu_reg_0[0],
    43		  .reg_msg = { .msg_num = ARRAY_SIZE(hclge_dbg_rpu_reg_0),
    44			       .offset = HCLGE_DBG_DFX_RPU_0_OFFSET,
    45			       .cmd = HCLGE_OPC_DFX_RPU_REG_0 } },
    46		{ .reg_type = "rpu",
    47		  .dfx_msg = &hclge_dbg_rpu_reg_1[0],
    48		  .reg_msg = { .msg_num = ARRAY_SIZE(hclge_dbg_rpu_reg_1),
    49			       .offset = HCLGE_DBG_DFX_RPU_1_OFFSET,
    50			       .cmd = HCLGE_OPC_DFX_RPU_REG_1 } },
    51		{ .reg_type = "ncsi",
    52		  .dfx_msg = &hclge_dbg_ncsi_reg[0],
    53		  .reg_msg = { .msg_num = ARRAY_SIZE(hclge_dbg_ncsi_reg),
    54			       .offset = HCLGE_DBG_DFX_NCSI_OFFSET,
    55			       .cmd = HCLGE_OPC_DFX_NCSI_REG } },
    56		{ .reg_type = "rtc",
    57		  .dfx_msg = &hclge_dbg_rtc_reg[0],
    58		  .reg_msg = { .msg_num = ARRAY_SIZE(hclge_dbg_rtc_reg),
    59			       .offset = HCLGE_DBG_DFX_RTC_OFFSET,
    60			       .cmd = HCLGE_OPC_DFX_RTC_REG } },
    61		{ .reg_type = "ppp",
    62		  .dfx_msg = &hclge_dbg_ppp_reg[0],
    63		  .reg_msg = { .msg_num = ARRAY_SIZE(hclge_dbg_ppp_reg),
    64			       .offset = HCLGE_DBG_DFX_PPP_OFFSET,
    65			       .cmd = HCLGE_OPC_DFX_PPP_REG } },
    66		{ .reg_type = "rcb",
    67		  .dfx_msg = &hclge_dbg_rcb_reg[0],
    68		  .reg_msg = { .msg_num = ARRAY_SIZE(hclge_dbg_rcb_reg),
    69			       .offset = HCLGE_DBG_DFX_RCB_OFFSET,
    70			       .cmd = HCLGE_OPC_DFX_RCB_REG } },
    71		{ .reg_type = "tqp",
    72		  .dfx_msg = &hclge_dbg_tqp_reg[0],
    73		  .reg_msg = { .msg_num = ARRAY_SIZE(hclge_dbg_tqp_reg),
    74			       .offset = HCLGE_DBG_DFX_TQP_OFFSET,
    75			       .cmd = HCLGE_OPC_DFX_TQP_REG } },
    76	};
    77	
    78	static void hclge_dbg_fill_content(char *content, u16 len,
    79					   const struct hclge_dbg_item *items,
    80					   const char **result, u16 size)
    81	{
    82		char *pos = content;
    83		u16 i;
    84	
    85		memset(content, ' ', len);
    86		for (i = 0; i < size; i++) {
    87			if (result)
    88				strncpy(pos, result[i], strlen(result[i]));
    89			else
  > 90				strncpy(pos, items[i].name, strlen(items[i].name));
    91			pos += strlen(items[i].name) + items[i].interval;
    92		}
    93		*pos++ = '\n';
    94		*pos++ = '\0';
    95	}
    96	

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

[-- Attachment #2: .config.gz --]
[-- Type: application/gzip, Size: 31750 bytes --]

^ permalink raw reply	[flat|nested] 6+ messages in thread

* drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c:90:25: warning: 'strncpy' specified bound depends on the length of the source argument
@ 2021-08-20 19:21 kernel test robot
  0 siblings, 0 replies; 6+ messages in thread
From: kernel test robot @ 2021-08-20 19:21 UTC (permalink / raw)
  To: Huazhong Tan; +Cc: kbuild-all, linux-kernel

[-- Attachment #1: Type: text/plain, Size: 3134 bytes --]

Hi Huazhong,

FYI, the error/warning still remains.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   d992fe5318d8d7af9510b879439a3c7f283da442
commit: 1556ea9120ffcf4faf7ac6b62a6e28216f260a23 net: hns3: refactor dump mac list of debugfs
date:   3 months ago
config: csky-buildonly-randconfig-r004-20210812 (attached as .config)
compiler: csky-linux-gcc (GCC) 11.2.0
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
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1556ea9120ffcf4faf7ac6b62a6e28216f260a23
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout 1556ea9120ffcf4faf7ac6b62a6e28216f260a23
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=csky 

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/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c: In function 'hclge_dbg_fill_content.constprop':
>> drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c:90:25: warning: 'strncpy' specified bound depends on the length of the source argument [-Wstringop-truncation]
      90 |                         strncpy(pos, items[i].name, strlen(items[i].name));
         |                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c:88:25: warning: 'strncpy' specified bound depends on the length of the source argument [-Wstringop-truncation]
      88 |                         strncpy(pos, result[i], strlen(result[i]));
         |                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Kconfig warnings: (for reference only)
   WARNING: unmet direct dependencies detected for LOCKDEP
   Depends on DEBUG_KERNEL && LOCK_DEBUGGING_SUPPORT && (FRAME_POINTER || MIPS || PPC || S390 || MICROBLAZE || ARM || ARC || X86)
   Selected by
   - PROVE_LOCKING && DEBUG_KERNEL && LOCK_DEBUGGING_SUPPORT
   - DEBUG_LOCK_ALLOC && DEBUG_KERNEL && LOCK_DEBUGGING_SUPPORT


vim +/strncpy +90 drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c

    77	
    78	static void hclge_dbg_fill_content(char *content, u16 len,
    79					   const struct hclge_dbg_item *items,
    80					   const char **result, u16 size)
    81	{
    82		char *pos = content;
    83		u16 i;
    84	
    85		memset(content, ' ', len);
    86		for (i = 0; i < size; i++) {
    87			if (result)
    88				strncpy(pos, result[i], strlen(result[i]));
    89			else
  > 90				strncpy(pos, items[i].name, strlen(items[i].name));
    91			pos += strlen(items[i].name) + items[i].interval;
    92		}
    93		*pos++ = '\n';
    94		*pos++ = '\0';
    95	}
    96	

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

[-- Attachment #2: .config.gz --]
[-- Type: application/gzip, Size: 35130 bytes --]

^ permalink raw reply	[flat|nested] 6+ messages in thread

end of thread, other threads:[~2023-06-22  5:02 UTC | newest]

Thread overview: 6+ messages (download: mbox.gz / follow: Atom feed)
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2021-08-20 19:21 kernel test robot
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