linux-kernel - Re: [net-next 05/12] bng

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Message-ID: <202511131255.uExsPeUo-lkp@intel.com>
Date: Thu, 13 Nov 2025 12:53:21 +0800
From: kernel test robot <lkp@...el.com>
To: Bhargava Marreddy <bhargava.marreddy@...adcom.com>, davem@...emloft.net,
	edumazet@...gle.com, kuba@...nel.org, pabeni@...hat.com,
	andrew+netdev@...n.ch, horms@...nel.org
Cc: oe-kbuild-all@...ts.linux.dev, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org, michael.chan@...adcom.com,
	pavan.chebbi@...adcom.com, vsrama-krishna.nemani@...adcom.com,
	vikas.gupta@...adcom.com,
	Bhargava Marreddy <bhargava.marreddy@...adcom.com>,
	Rajashekar Hudumula <rajashekar.hudumula@...adcom.com>
Subject: Re: [net-next 05/12] bng_en: Add TX support

Hi Bhargava,

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/Bhargava-Marreddy/bng_en-Query-PHY-and-report-link-status/20251112-050616
base:   net-next/main
patch link:    https://lore.kernel.org/r/20251111205829.97579-6-bhargava.marreddy%40broadcom.com
patch subject: [net-next 05/12] bng_en: Add TX support
config: arc-randconfig-r122-20251113 (https://download.01.org/0day-ci/archive/20251113/202511131255.uExsPeUo-lkp@intel.com/config)
compiler: arc-linux-gcc (GCC) 13.4.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251113/202511131255.uExsPeUo-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@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202511131255.uExsPeUo-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
>> drivers/net/ethernet/broadcom/bnge/bnge_txrx.c:717:11: sparse: sparse: symbol 'bnge_lhint_arr' was not declared. Should it be static?
   drivers/net/ethernet/broadcom/bnge/bnge_txrx.c: note: in included file (through include/net/net_namespace.h, include/linux/netdevice.h):
   include/linux/skbuff.h:2888:28: sparse: sparse: unsigned value that used to be signed checked against zero?
   include/linux/skbuff.h:2888:28: sparse: signed value source

vim +/bnge_lhint_arr +717 drivers/net/ethernet/broadcom/bnge/bnge_txrx.c

   716	
 > 717	const u16 bnge_lhint_arr[] = {
   718		TX_BD_FLAGS_LHINT_512_AND_SMALLER,
   719		TX_BD_FLAGS_LHINT_512_TO_1023,
   720		TX_BD_FLAGS_LHINT_1024_TO_2047,
   721		TX_BD_FLAGS_LHINT_1024_TO_2047,
   722		TX_BD_FLAGS_LHINT_2048_AND_LARGER,
   723		TX_BD_FLAGS_LHINT_2048_AND_LARGER,
   724		TX_BD_FLAGS_LHINT_2048_AND_LARGER,
   725		TX_BD_FLAGS_LHINT_2048_AND_LARGER,
   726		TX_BD_FLAGS_LHINT_2048_AND_LARGER,
   727		TX_BD_FLAGS_LHINT_2048_AND_LARGER,
   728		TX_BD_FLAGS_LHINT_2048_AND_LARGER,
   729		TX_BD_FLAGS_LHINT_2048_AND_LARGER,
   730		TX_BD_FLAGS_LHINT_2048_AND_LARGER,
   731		TX_BD_FLAGS_LHINT_2048_AND_LARGER,
   732		TX_BD_FLAGS_LHINT_2048_AND_LARGER,
   733		TX_BD_FLAGS_LHINT_2048_AND_LARGER,
   734		TX_BD_FLAGS_LHINT_2048_AND_LARGER,
   735		TX_BD_FLAGS_LHINT_2048_AND_LARGER,
   736		TX_BD_FLAGS_LHINT_2048_AND_LARGER,
   737	};
   738	

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