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Date:   Wed, 27 Sep 2023 04:23:31 +0800
From:   kernel test robot <lkp@intel.com>
To:     Justin Lai <justinlai0215@realtek.com>, kuba@kernel.org
Cc:     oe-kbuild-all@lists.linux.dev, davem@davemloft.net,
        edumazet@google.com, pabeni@redhat.com,
        linux-kernel@vger.kernel.org, netdev@vger.kernel.org,
        andrew@lunn.ch, pkshih@realtek.com, larry.chiu@realtek.com,
        Justin Lai <justinlai0215@realtek.com>
Subject: Re: [PATCH net-next v8 12/13] net:ethernet:realtek: Update the
 Makefile and Kconfig in the realtek folder
Message-ID: <202309270412.RCn7zweU-lkp@intel.com>
References: <20230926114943.16340-13-justinlai0215@realtek.com>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
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In-Reply-To: <20230926114943.16340-13-justinlai0215@realtek.com>
Precedence: bulk

Hi Justin,

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/Justin-Lai/net-ethernet-realtek-rtase-Add-pci-table-supported-in-this-module/20230926-195218
base:   net-next/main
patch link:    https://lore.kernel.org/r/20230926114943.16340-13-justinlai0215%40realtek.com
patch subject: [PATCH net-next v8 12/13] net:ethernet:realtek: Update the Makefile and Kconfig in the realtek folder
config: alpha-allyesconfig (https://download.01.org/0day-ci/archive/20230927/202309270412.RCn7zweU-lkp@intel.com/config)
compiler: alpha-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20230927/202309270412.RCn7zweU-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/202309270412.RCn7zweU-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> drivers/net/ethernet/realtek/rtase/rtase_main.c:234:6: warning: no previous prototype for 'rtase_tx_clear' [-Wmissing-prototypes]
     234 | void rtase_tx_clear(struct rtase_private *tp)
         |      ^~~~~~~~~~~~~~
>> drivers/net/ethernet/realtek/rtase/rtase_main.c:636:6: warning: no previous prototype for 'rtase_rx_clear' [-Wmissing-prototypes]
     636 | void rtase_rx_clear(struct rtase_private *tp)
         |      ^~~~~~~~~~~~~~
>> drivers/net/ethernet/realtek/rtase/rtase_main.c:776:6: warning: no previous prototype for 'rtase_hw_set_rx_packet_filter' [-Wmissing-prototypes]
     776 | void rtase_hw_set_rx_packet_filter(struct net_device *dev)
         |      ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/net/ethernet/realtek/rtase/rtase_main.c:879:6: warning: no previous prototype for 'rtase_hw_reset' [-Wmissing-prototypes]
     879 | void rtase_hw_reset(const struct net_device *dev)
         |      ^~~~~~~~~~~~~~
>> drivers/net/ethernet/realtek/rtase/rtase_main.c:1027:6: warning: no previous prototype for 'rtase_hw_start' [-Wmissing-prototypes]
    1027 | void rtase_hw_start(const struct net_device *dev)
         |      ^~~~~~~~~~~~~~
   drivers/net/ethernet/realtek/rtase/rtase_main.c: In function 'rtase_open':
>> drivers/net/ethernet/realtek/rtase/rtase_main.c:1140:25: warning: 'sprintf' argument 3 may overlap destination object 'dev' [-Wrestrict]
    1140 |                         sprintf((char *)&ivec->name, "%s_int%i", dev->name, i);
         |                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/net/ethernet/realtek/rtase/rtase_main.c:1105:42: note: destination object referenced by 'restrict'-qualified argument 1 was declared here
    1105 | static int rtase_open(struct net_device *dev)
         |                       ~~~~~~~~~~~~~~~~~~~^~~


vim +/rtase_tx_clear +234 drivers/net/ethernet/realtek/rtase/rtase_main.c

9a15ffa44557f94 Justin Lai 2023-09-26  233  
9a15ffa44557f94 Justin Lai 2023-09-26 @234  void rtase_tx_clear(struct rtase_private *tp)
9a15ffa44557f94 Justin Lai 2023-09-26  235  {
9a15ffa44557f94 Justin Lai 2023-09-26  236  	struct rtase_ring *ring;
9a15ffa44557f94 Justin Lai 2023-09-26  237  	u16 i;
9a15ffa44557f94 Justin Lai 2023-09-26  238  
9a15ffa44557f94 Justin Lai 2023-09-26  239  	for (i = 0; i < tp->func_tx_queue_num; i++) {
9a15ffa44557f94 Justin Lai 2023-09-26  240  		ring = &tp->tx_ring[i];
9a15ffa44557f94 Justin Lai 2023-09-26  241  		rtase_tx_clear_range(ring, ring->dirty_idx, NUM_DESC);
9a15ffa44557f94 Justin Lai 2023-09-26  242  		ring->cur_idx = 0;
9a15ffa44557f94 Justin Lai 2023-09-26  243  		ring->dirty_idx = 0;
9a15ffa44557f94 Justin Lai 2023-09-26  244  	}
9a15ffa44557f94 Justin Lai 2023-09-26  245  }
9a15ffa44557f94 Justin Lai 2023-09-26  246  

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