Re: [PATCH next] brcmfmac: don't remove interface on link down firmware event

[kbuild test robot]

Hi,

[auto build test WARNING on next-20160527]

url:    https://github.com/0day-ci/linux/commits/Rafa-Mi-ecki/brcmfmac-don-t-remove-interface-on-link-down-firmware-event/20160530-054251
config: sparc64-allyesconfig (attached as .config)
compiler: sparc64-linux-gnu-gcc (Debian 5.3.1-8) 5.3.1 20160205
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=sparc64 

All warnings (new ones prefixed by >>):

   drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c: In function 'brcmf_notify_connect_status_ap':
>> drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c:5339:19: warning: unused variable 'ifp' [-Wunused-variable]
     struct brcmf_if *ifp = netdev_priv(ndev);
                      ^

vim +/ifp +5339 drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c

5b435de0 drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c Arend van Spriel     2011-10-05  5323  					conn_info->resp_ie_len,
5b435de0 drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c Arend van Spriel     2011-10-05  5324  					completed ? WLAN_STATUS_SUCCESS :
5b435de0 drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c Arend van Spriel     2011-10-05  5325  						    WLAN_STATUS_AUTH_TIMEOUT,
5b435de0 drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c Arend van Spriel     2011-10-05  5326  					GFP_KERNEL);
16886735 drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c Arend van Spriel     2012-12-05  5327  		brcmf_dbg(CONN, "Report connect result - connection %s\n",
5b435de0 drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c Arend van Spriel     2011-10-05  5328  			  completed ? "succeeded" : "failed");
5b435de0 drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c Arend van Spriel     2011-10-05  5329  	}
d96b801f drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c Arend van Spriel     2012-12-05  5330  	brcmf_dbg(TRACE, "Exit\n");
12f32370 drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c Peter Senna Tschudin 2014-05-31  5331  	return 0;
5b435de0 drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c Arend van Spriel     2011-10-05  5332  }
5b435de0 drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c Arend van Spriel     2011-10-05  5333  
5b435de0 drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c Arend van Spriel     2011-10-05  5334  static s32
27a68fe3 drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c Arend van Spriel     2012-09-27  5335  brcmf_notify_connect_status_ap(struct brcmf_cfg80211_info *cfg,
1a873342 drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c Hante Meuleman       2012-09-27  5336  			       struct net_device *ndev,
1a873342 drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c Hante Meuleman       2012-09-27  5337  			       const struct brcmf_event_msg *e, void *data)
1a873342 drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c Hante Meuleman       2012-09-27  5338  {
a44aa400 drivers/net/wireless/brcm80211/brcmfmac/cfg80211.c    Hante Meuleman       2014-12-03 @5339  	struct brcmf_if *ifp = netdev_priv(ndev);
7ee29602 drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c Hante Meuleman       2013-02-06  5340  	static int generation;
5c36b99a drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c Arend van Spriel     2012-11-14  5341  	u32 event = e->event_code;
5c36b99a drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c Arend van Spriel     2012-11-14  5342  	u32 reason = e->reason;
1a873342 drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c Hante Meuleman       2012-09-27  5343  	struct station_info sinfo;
1a873342 drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c Hante Meuleman       2012-09-27  5344  
16886735 drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c Arend van Spriel     2012-12-05  5345  	brcmf_dbg(CONN, "event %d, reason %d\n", event, reason);
5f4f9f11 drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c Arend van Spriel     2013-02-08  5346  	if (event == BRCMF_E_LINK && reason == BRCMF_E_REASON_LINK_BSSCFG_DIS &&
5f4f9f11 drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c Arend van Spriel     2013-02-08  5347  	    ndev != cfg_to_ndev(cfg)) {

:::::: The code at line 5339 was first introduced by commit
:::::: a44aa4001a86d46f936ca449e5d6c268446bfae2 brcmfmac: add multiple BSS support.

:::::: TO: Hante Meuleman <meuleman@xxxxxxxxxxxx>
:::::: CC: John W. Linville <linville@xxxxxxxxxxxxx>

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