[openeuler:OLK-5.10 19380/30000] drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c:11043:30: warning: unused variable 'ae_dev'

[kernel test robot <lkp@intel.com>]

Hi Fengyan,

FYI, the error/warning still remains.

tree:   https://gitee.com/openeuler/kernel.git OLK-5.10
head:   412556141b3c12f2f160acc3a09a40c937837ee3
commit: 2922b0712475ada00f0a0b601497415c58f18a3f [19380/30000] UNIC: Support changing MTU size in UB mode
config: arm64-defconfig (https://download.01.org/0day-ci/archive/20241027/202410271950.sb0LbrDb-lkp@intel.com/config)
compiler: aarch64-linux-gcc (GCC) 14.1.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241027/202410271950.sb0LbrDb-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/202410271950.sb0LbrDb-lkp@intel.com/

All warnings (new ones prefixed by >>):

   drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c: In function 'hclge_reset_event':
   drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c:4343:46: warning: implicit conversion from 'enum hnae3_reset_type' to 'enum hnae3_event_type_custom' [-Wenum-conversion]
    4343 |         ret = hclge_ext_call_event(hdev, hdev->reset_level);
         |                                          ~~~~^~~~~~~~~~~~~
   drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c: In function 'hclge_set_vport_mtu':
>> drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c:11043:30: warning: unused variable 'ae_dev' [-Wunused-variable]
   11043 |         struct hnae3_ae_dev *ae_dev = pci_get_drvdata(vport->nic.pdev);
         |                              ^~~~~~
   drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c: In function 'hclge_get_strings':
   drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c:577:50: warning: '%s' directive output may be truncated writing up to 4895 bytes into a region of size 32 [-Wformat-truncation=]
     577 |                 snprintf(buff, ETH_GSTRING_LEN, "%s", strs[i].desc);
         |                                                  ^~
   In function 'hclge_comm_get_strings',
       inlined from 'hclge_get_strings' at drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c:689:7:
   drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c:577:17: note: 'snprintf' output between 1 and 4896 bytes into a destination of size 32
     577 |                 snprintf(buff, ETH_GSTRING_LEN, "%s", strs[i].desc);
         |                 ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~


vim +/ae_dev +11043 drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c

 11040	
 11041	int hclge_set_vport_mtu(struct hclge_vport *vport, int new_mtu)
 11042	{
 11043		struct hnae3_ae_dev *ae_dev = pci_get_drvdata(vport->nic.pdev);
 11044		int l2_hlen = ETH_HLEN + ETH_FCS_LEN + 2 * VLAN_HLEN;
 11045		int default_size = HCLGE_MAC_DEFAULT_FRAME;
 11046		int min_frm_size = HCLGE_MAC_MIN_FRAME;
 11047		struct hclge_dev *hdev = vport->back;
 11048		int i, max_frm_size, ret;
 11049	

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https://github.com/intel/lkp-tests/wiki