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

[kbuild test robot <lkp@xxxxxxxxx>]

Hi,

[auto build test WARNING on ath6kl/ath-next]
[also build test WARNING 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/20160608-202420
base:   https://git.kernel.org/pub/scm/linux/kernel/git/kvalo/ath.git ath-next
config: m68k-allmodconfig (attached as .config)
compiler: m68k-linux-gcc (GCC) 4.9.0
reproduce:
        wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        make.cross ARCH=m68k 

All warnings (new ones prefixed by >>):

   drivers/net/wireless/ath/ath6kl/wmi.c: In function 'ath6kl_wmi_set_antenna':
>> drivers/net/wireless/ath/ath6kl/wmi.c:1618:6: warning: assignment from incompatible pointer type
     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);
        ^

vim +1618 drivers/net/wireless/ath/ath6kl/wmi.c

  1602		cfg80211_cqm_txe_notify(vif->ndev, vif->bssid, pkts,
  1603					rate, vif->txe_intvl, GFP_KERNEL);
  1604	
  1605		return 0;
  1606	}
  1607	
  1608	int ath6kl_wmi_set_antenna(struct wmi *wmi, u8 idx,
  1609				      u32 tx_ant, u32 rx_ant)
  1610	{
  1611		struct sk_buff *skb;
  1612		struct wmi_txe_notify_cmd *cmd;
  1613	
  1614		skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
  1615		if (!skb)
  1616			return -ENOMEM;
  1617	
> 1618		cmd = (struct wmi_set_antenna_cmd *) skb->data;
  1619		cmd->tx_ant = cpu_to_le32(tx_ant);
  1620		cmd->rx_ant = cpu_to_le32(rx_ant);
  1621	
  1622		return ath6kl_wmi_cmd_send(wmi, idx, skb, WMI_SET_ANTENNA_CMDID,
  1623				NO_SYNC_WMIFLAG);
  1624	}
  1625	
  1626	int ath6kl_wmi_set_txe_notify(struct wmi *wmi, u8 idx,

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