linux-kernel - Re: [PATCH] Add .set_antenna callback in ath6kl driver to remove wireless core warns

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Date:	Wed, 8 Jun 2016 20:19:39 +0800
From:	kbuild test robot <lkp@...el.com>
To:	Prasun Maiti <prasunmaiti87@...il.com>
Cc:	kbuild-all@...org, Linux Kernel <linux-kernel@...r.kernel.org>,
	Rusty Russell <rusty@...tcorp.com.au>,
	Linux Next <linux-next@...r.kernel.org>,
	Linux Wireless <linux-wireless@...r.kernel.org>,
	Linux Kernel <prasunmaii87@...il.com>
Subject: Re: [PATCH] Add .set_antenna callback in ath6kl driver to remove
 wireless core warns

Hi,

[auto build test ERROR on ath6kl/ath-next]
[also build test ERROR on v4.7-rc2 next-20160608]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/Prasun-Maiti/Add-set_antenna-callback-in-ath6kl-driver-to-remove-wireless-core-warns/20160608-191104
base:   https://git.kernel.org/pub/scm/linux/kernel/git/kvalo/ath.git ath-next
config: x86_64-randconfig-i0-201623 (attached as .config)
compiler: gcc-6 (Debian 6.1.1-1) 6.1.1 20160430
reproduce:
        # save the attached .config to linux build tree
        make ARCH=x86_64 

All errors (new ones prefixed by >>):

   drivers/net/wireless/ath/ath6kl/cfg80211.c: In function 'ath6kl_set_antenna':
>> drivers/net/wireless/ath/ath6kl/cfg80211.c:3253:9: error: implicit declaration of function 'ath6kl_wmi_set_antenna' [-Werror=implicit-function-declaration]
     return ath6kl_wmi_set_antenna(ar->wmi, vif->fw_vif_idx,
            ^~~~~~~~~~~~~~~~~~~~~~
   cc1: some warnings being treated as errors
--
   drivers/net/wireless/ath/ath6kl/wmi.c: In function 'ath6kl_wmi_set_antenna':
>> drivers/net/wireless/ath/ath6kl/wmi.c:1618:6: error: assignment from incompatible pointer type [-Werror=incompatible-pointer-types]
     cmd = (struct wmi_set_antenna_cmd *) skb->data;
         ^
>> drivers/net/wireless/ath/ath6kl/wmi.c:1619:5: error: 'struct wmi_txe_notify_cmd' has no member named 'tx_ant'
     cmd->tx_ant = cpu_to_le32(tx_ant);
        ^~
>> drivers/net/wireless/ath/ath6kl/wmi.c:1620:5: error: 'struct wmi_txe_notify_cmd' has no member named 'rx_ant'
     cmd->rx_ant = cpu_to_le32(rx_ant);
        ^~
   cc1: some warnings being treated as errors

vim +/ath6kl_wmi_set_antenna +3253 drivers/net/wireless/ath/ath6kl/cfg80211.c

  3247		if (!tx_ant || !rx_ant)
  3248			return -EINVAL;
  3249	
  3250		ar->hw.tx_ant = tx_ant;
  3251		ar->hw.rx_ant = rx_ant;
  3252	
> 3253		return ath6kl_wmi_set_antenna(ar->wmi, vif->fw_vif_idx,
  3254				tx_ant, rx_ant);
  3255	}
  3256	

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