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From: kernel test robot <lkp@intel.com>
To: Ajay.Kathat@microchip.com, linux-wireless@vger.kernel.org
Cc: devel@driverdev.osuosl.org, Ajay.Kathat@microchip.com,
	Venkateswara.Kaja@microchip.com, kbuild-all@lists.01.org,
	gregkh@linuxfoundation.org, Nicolas.Ferre@microchip.com,
	johannes@sipsolutions.net, Sripad.Balwadgi@microchip.com
Subject: Re: [PATCH v7 17/17] wilc1000: add Makefile and Kconfig files for wilc1000 compilation
Date: Tue, 23 Jun 2020 22:52:43 +0800
Message-ID: <202006232255.SJ9vbMlt%lkp@intel.com> (raw)
In-Reply-To: <20200623110000.31559-18-ajay.kathat@microchip.com>


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Hi,

I love your patch! Perhaps something to improve:

[auto build test WARNING on a15a20acc980342c97d804c5fae1cfc0cd7712a9]

url:    https://github.com/0day-ci/linux/commits/Ajay-Kathat-microchip-com/wilc1000-move-out-of-staging/20200623-190333
base:    a15a20acc980342c97d804c5fae1cfc0cd7712a9
config: ia64-allmodconfig (attached as .config)
compiler: ia64-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=ia64 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All warnings (new ones prefixed by >>):

   drivers/net/wireless/microchip/wilc1000/mon.c: In function 'wilc_wfi_init_mon_interface':
>> drivers/net/wireless/microchip/wilc1000/mon.c:232:2: warning: 'strncpy' specified bound 16 equals destination size [-Wstringop-truncation]
     232 |  strncpy(wl->monitor_dev->name, name, IFNAMSIZ);
         |  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

vim +/strncpy +232 drivers/net/wireless/microchip/wilc1000/mon.c

daf8b5f14a7066 Ajay Singh 2020-06-23  216  
daf8b5f14a7066 Ajay Singh 2020-06-23  217  struct net_device *wilc_wfi_init_mon_interface(struct wilc *wl,
daf8b5f14a7066 Ajay Singh 2020-06-23  218  					       const char *name,
daf8b5f14a7066 Ajay Singh 2020-06-23  219  					       struct net_device *real_dev)
daf8b5f14a7066 Ajay Singh 2020-06-23  220  {
daf8b5f14a7066 Ajay Singh 2020-06-23  221  	struct wilc_wfi_mon_priv *priv;
daf8b5f14a7066 Ajay Singh 2020-06-23  222  
daf8b5f14a7066 Ajay Singh 2020-06-23  223  	/* If monitor interface is already initialized, return it */
daf8b5f14a7066 Ajay Singh 2020-06-23  224  	if (wl->monitor_dev)
daf8b5f14a7066 Ajay Singh 2020-06-23  225  		return wl->monitor_dev;
daf8b5f14a7066 Ajay Singh 2020-06-23  226  
daf8b5f14a7066 Ajay Singh 2020-06-23  227  	wl->monitor_dev = alloc_etherdev(sizeof(struct wilc_wfi_mon_priv));
daf8b5f14a7066 Ajay Singh 2020-06-23  228  	if (!wl->monitor_dev)
daf8b5f14a7066 Ajay Singh 2020-06-23  229  		return NULL;
daf8b5f14a7066 Ajay Singh 2020-06-23  230  
daf8b5f14a7066 Ajay Singh 2020-06-23  231  	wl->monitor_dev->type = ARPHRD_IEEE80211_RADIOTAP;
daf8b5f14a7066 Ajay Singh 2020-06-23 @232  	strncpy(wl->monitor_dev->name, name, IFNAMSIZ);
daf8b5f14a7066 Ajay Singh 2020-06-23  233  	wl->monitor_dev->name[IFNAMSIZ - 1] = 0;
daf8b5f14a7066 Ajay Singh 2020-06-23  234  	wl->monitor_dev->netdev_ops = &wilc_wfi_netdev_ops;
daf8b5f14a7066 Ajay Singh 2020-06-23  235  	wl->monitor_dev->needs_free_netdev = true;
daf8b5f14a7066 Ajay Singh 2020-06-23  236  
daf8b5f14a7066 Ajay Singh 2020-06-23  237  	if (register_netdevice(wl->monitor_dev)) {
daf8b5f14a7066 Ajay Singh 2020-06-23  238  		netdev_err(real_dev, "register_netdevice failed\n");
daf8b5f14a7066 Ajay Singh 2020-06-23  239  		return NULL;
daf8b5f14a7066 Ajay Singh 2020-06-23  240  	}
daf8b5f14a7066 Ajay Singh 2020-06-23  241  	priv = netdev_priv(wl->monitor_dev);
daf8b5f14a7066 Ajay Singh 2020-06-23  242  	if (!priv)
daf8b5f14a7066 Ajay Singh 2020-06-23  243  		return NULL;
daf8b5f14a7066 Ajay Singh 2020-06-23  244  
daf8b5f14a7066 Ajay Singh 2020-06-23  245  	priv->real_ndev = real_dev;
daf8b5f14a7066 Ajay Singh 2020-06-23  246  
daf8b5f14a7066 Ajay Singh 2020-06-23  247  	return wl->monitor_dev;
daf8b5f14a7066 Ajay Singh 2020-06-23  248  }
daf8b5f14a7066 Ajay Singh 2020-06-23  249  

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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  reply index

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-06-23 11:00 [PATCH v7 00/17] wilc1000: move out of staging Ajay.Kathat
2020-06-23 11:00 ` [PATCH v7 01/17] wilc1000: add hif.h Ajay.Kathat
2020-06-23 11:00 ` [PATCH v7 02/17] wilc1000: add hif.c Ajay.Kathat
2020-06-23 11:00 ` [PATCH v7 03/17] wilc1000: add wlan_if.h Ajay.Kathat
2020-06-23 11:00 ` [PATCH v7 04/17] wilc1000: add wlan_cfg.h Ajay.Kathat
2020-06-23 11:00 ` [PATCH v7 05/17] wilc1000: add wlan_cfg.c Ajay.Kathat
2020-06-23 11:00 ` [PATCH v7 06/17] wilc1000: add cfg80211.c Ajay.Kathat
2020-06-24  9:00   ` Johannes Berg
2020-06-23 11:00 ` [PATCH v7 07/17] wilc1000: add cfg80211.h Ajay.Kathat
2020-06-23 11:00 ` [PATCH v7 08/17] wilc1000: add netdev.h Ajay.Kathat
2020-06-23 11:00 ` [PATCH v7 09/17] wilc1000: add netdev.c Ajay.Kathat
2020-06-23 11:00 ` [PATCH v7 10/17] wilc1000: add mon.c Ajay.Kathat
2020-06-23 11:00 ` [PATCH v7 12/17] wilc1000: add wlan.h Ajay.Kathat
2020-06-23 11:00 ` [PATCH v7 11/17] wilc1000: add spi.c Ajay.Kathat
2020-06-23 11:00 ` [PATCH v7 13/17] wilc1000: add wlan.c Ajay.Kathat
2020-06-23 11:00 ` [PATCH v7 15/17] wilc1000: add fw.h Ajay.Kathat
2020-06-23 11:00 ` [PATCH v7 14/17] wilc1000: add sdio.c Ajay.Kathat
2020-06-23 11:00 ` [PATCH v7 17/17] wilc1000: add Makefile and Kconfig files for wilc1000 compilation Ajay.Kathat
2020-06-23 14:52   ` kernel test robot [this message]
2020-06-24  5:26     ` Ajay.Kathat
2020-06-23 11:00 ` [PATCH v7 16/17] dt: bindings: net: add microchip,wilc1000.yaml Ajay.Kathat
2020-06-24  8:50 ` [PATCH v7 00/17] wilc1000: move out of staging Kalle Valo
2020-06-24  9:10   ` Greg KH
2020-06-24  9:49     ` Kalle Valo
2020-06-24 14:52       ` Greg KH
2020-06-26  5:34         ` Kalle Valo
2020-06-26 13:46           ` Greg KH
2020-07-02  7:05             ` Kalle Valo
2020-06-29 13:26 ` Pali Rohár
2020-06-30  3:17   ` Ajay.Kathat
2020-07-01  7:55     ` Pali Rohár
2020-07-01  7:56       ` Pali Rohár
2020-07-06  8:12       ` Ulf Hansson

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