wilc1000: use strlcpy to avoid 'stringop-truncation' warning

Make use 'strlcpy' instead of 'strncpy' to overcome 'stringop-truncation'
compiler warning.
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Ajay Singh <ajay.kathat@microchip.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200710051826.3267-3-ajay.kathat@microchip.com

drivers/net/wireless/microchip/wilc1000/mon.c

@@ -229,8 +229,7 @@ struct net_device *wilc_wfi_init_mon_interface(struct wilc *wl,
 		return NULL;
 
 	wl->monitor_dev->type = ARPHRD_IEEE80211_RADIOTAP;
-	strncpy(wl->monitor_dev->name, name, IFNAMSIZ);
-	wl->monitor_dev->name[IFNAMSIZ - 1] = 0;
+	strlcpy(wl->monitor_dev->name, name, IFNAMSIZ);
 	wl->monitor_dev->netdev_ops = &wilc_wfi_netdev_ops;
 	wl->monitor_dev->needs_free_netdev = true;