netdev - Re: [net-next PATCH 5/9] octeontx2-af: Add packet path between representor and VF

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Message-ID: <bd981ef9-f888-4cba-8fdb-46738198105a@moroto.mountain>
Date: Wed, 17 Apr 2024 21:08:41 +0300
From: Dan Carpenter <dan.carpenter@...aro.org>
To: oe-kbuild@...ts.linux.dev, Geetha sowjanya <gakula@...vell.com>,
	netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Cc: lkp@...el.com, oe-kbuild-all@...ts.linux.dev, kuba@...nel.org,
	davem@...emloft.net, pabeni@...hat.com, edumazet@...gle.com,
	sgoutham@...vell.com, gakula@...vell.com, sbhatta@...vell.com,
	hkelam@...vell.com
Subject: Re: [net-next PATCH 5/9] octeontx2-af: Add packet path between
 representor and VF

Hi Geetha,

kernel test robot noticed the following build warnings:

url:    https://github.com/intel-lab-lkp/linux/commits/Geetha-sowjanya/octeontx2-pf-Refactoring-RVU-driver/20240416-131052
base:   net-next/main
patch link:    https://lore.kernel.org/r/20240416050616.6056-6-gakula%40marvell.com
patch subject: [net-next PATCH 5/9] octeontx2-af: Add packet path between representor and VF
config: alpha-randconfig-r081-20240417 (https://download.01.org/0day-ci/archive/20240417/202404172319.ys4PQfP0-lkp@intel.com/config)
compiler: alpha-linux-gcc (GCC) 13.2.0

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>
| Reported-by: Dan Carpenter <dan.carpenter@...aro.org>
| Closes: https://lore.kernel.org/r/202404172319.ys4PQfP0-lkp@intel.com/

smatch warnings:
drivers/net/ethernet/marvell/octeontx2/af/rvu_rep.c:23 rvu_rep_get_vlan_id() warn: signedness bug returning '(-19)'

vim +23 drivers/net/ethernet/marvell/octeontx2/af/rvu_rep.c

5c25d7a685d906 Geetha sowjanya 2024-04-16  16  static u16 rvu_rep_get_vlan_id(struct rvu *rvu, u16 pcifunc)
                                                      ^^^
u16 type

5c25d7a685d906 Geetha sowjanya 2024-04-16  17  {
5c25d7a685d906 Geetha sowjanya 2024-04-16  18  	int id;
5c25d7a685d906 Geetha sowjanya 2024-04-16  19  
5c25d7a685d906 Geetha sowjanya 2024-04-16  20  	for (id = 0; id < rvu->rep_cnt; id++)
5c25d7a685d906 Geetha sowjanya 2024-04-16  21  		if (rvu->rep2pfvf_map[id] == pcifunc)
5c25d7a685d906 Geetha sowjanya 2024-04-16  22  			return id;
5c25d7a685d906 Geetha sowjanya 2024-04-16 @23  	return -ENODEV;
                                                ^^^^^^^^^^^^^^

5c25d7a685d906 Geetha sowjanya 2024-04-16  24  }

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