Re: [PATCH net-next v12 1/3] net: ti: icssm-prueth: Add helper functions to configure and maintain FDB

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

Hi Parvathi,

kernel test robot noticed the following build errors:

[auto build test ERROR on net-next/main]

url:    https://github.com/intel-lab-lkp/linux/commits/Parvathi-Pudi/net-ti-icssm-prueth-Add-helper-functions-to-configure-and-maintain-FDB/20260123-220750
base:   net-next/main
patch link:    https://lore.kernel.org/r/20260123135932.535735-2-parvathi%40couthit.com
patch subject: [PATCH net-next v12 1/3] net: ti: icssm-prueth: Add helper functions to configure and maintain FDB
config: arm-defconfig (https://download.01.org/0day-ci/archive/20260124/202601240625.YSMR8XyP-lkp@intel.com/config)
compiler: clang version 22.0.0git (https://github.com/llvm/llvm-project 9b8addffa70cee5b2acc5454712d9cf78ce45710)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260124/202601240625.YSMR8XyP-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/202601240625.YSMR8XyP-lkp@intel.com/

All errors (new ones prefixed by >>):

>> drivers/net/ethernet/ti/icssm/icssm_prueth_switch.c:570:20: error: call to undeclared function 'kmalloc_obj'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
     570 |         prueth->fdb_tbl = kmalloc_obj(*prueth->fdb_tbl, GFP_KERNEL);
         |                           ^
>> drivers/net/ethernet/ti/icssm/icssm_prueth_switch.c:570:18: error: incompatible integer to pointer conversion assigning to 'struct fdb_tbl *' from 'int' [-Wint-conversion]
     570 |         prueth->fdb_tbl = kmalloc_obj(*prueth->fdb_tbl, GFP_KERNEL);
         |                         ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   2 errors generated.


vim +/kmalloc_obj +570 drivers/net/ethernet/ti/icssm/icssm_prueth_switch.c

   564	
   565	int icssm_prueth_sw_init_fdb_table(struct prueth *prueth)
   566	{
   567		if (prueth->emac_configured)
   568			return 0;
   569	
 > 570		prueth->fdb_tbl = kmalloc_obj(*prueth->fdb_tbl, GFP_KERNEL);
   571		if (!prueth->fdb_tbl)
   572			return -ENOMEM;
   573	
   574		icssm_prueth_sw_fdb_tbl_init(prueth);
   575	
   576		return 0;
   577	}
   578	

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