From mboxrd@z Thu Jan 1 00:00:00 1970 From: fengguang.wu@intel.com (kbuild test robot) Date: Thu, 13 Oct 2016 21:17:48 +0800 Subject: [arm-soc:to-build 4/4] drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c:4586:10: warning: 'is_11d' may be used uninitialized in this function Message-ID: <201610132130.BqYTDuDA%fengguang.wu@intel.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org tree: https://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc.git to-build head: 346c22ea9cb8d0ee331c73529b205414e43a4655 commit: 346c22ea9cb8d0ee331c73529b205414e43a4655 [4/4] Revert "Disable "maybe-uninitialized" warning globally" config: powerpc-allyesconfig (attached as .config) compiler: powerpc64-linux-gnu-gcc (Debian 6.1.1-9) 6.1.1 20160705 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 git checkout 346c22ea9cb8d0ee331c73529b205414e43a4655 # save the attached .config to linux build tree make.cross ARCH=powerpc Note: it may well be a FALSE warning. FWIW you are at least aware of it now. http://gcc.gnu.org/wiki/Better_Uninitialized_Warnings All warnings (new ones prefixed by >>): drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c: In function 'brcmf_cfg80211_start_ap': >> drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c:4586:10: warning: 'is_11d' may be used uninitialized in this function [-Wmaybe-uninitialized] err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_REGULATORY, ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ is_11d); ~~~~~~~ vim +/is_11d +4586 drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c a44aa400 drivers/net/wireless/brcm80211/brcmfmac/cfg80211.c Hante Meuleman 2014-12-03 4570 1a873342 drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c Hante Meuleman 2012-09-27 4571 /* RSN IE */ a44aa400 drivers/net/wireless/brcm80211/brcmfmac/cfg80211.c Hante Meuleman 2014-12-03 4572 err = brcmf_configure_wpaie(ifp, tmp_ie, true); 1a873342 drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c Hante Meuleman 2012-09-27 4573 if (err < 0) 1a873342 drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c Hante Meuleman 2012-09-27 4574 goto exit; 1a873342 drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c Hante Meuleman 2012-09-27 4575 } 1a873342 drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c Hante Meuleman 2012-09-27 4576 } else { d96b801f drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c Arend van Spriel 2012-12-05 4577 brcmf_dbg(TRACE, "No WPA(2) IEs found\n"); 1f170110 drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c Hante Meuleman 2013-02-06 4578 brcmf_configure_opensecurity(ifp); 1a873342 drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c Hante Meuleman 2012-09-27 4579 } 1a873342 drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c Hante Meuleman 2012-09-27 4580 a0f07959 drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c Hante Meuleman 2013-02-08 4581 brcmf_config_ap_mgmt_ie(ifp->vif, &settings->beacon); 1a873342 drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c Hante Meuleman 2012-09-27 4582 8707e08d drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c Rafa? Mi?ecki 2016-05-27 4583 /* Parameters shared by all radio interfaces */ a44aa400 drivers/net/wireless/brcm80211/brcmfmac/cfg80211.c Hante Meuleman 2014-12-03 4584 if (!mbss) { b3589dfe drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c Hante Meuleman 2016-09-19 4585 if ((supports_11d) && (is_11d != ifp->vif->is_11d)) { 98027769 drivers/net/wireless/brcm80211/brcmfmac/cfg80211.c Arend van Spriel 2014-12-21 @4586 err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_REGULATORY, 98027769 drivers/net/wireless/brcm80211/brcmfmac/cfg80211.c Arend van Spriel 2014-12-21 4587 is_11d); 98027769 drivers/net/wireless/brcm80211/brcmfmac/cfg80211.c Arend van Spriel 2014-12-21 4588 if (err < 0) { 98027769 drivers/net/wireless/brcm80211/brcmfmac/cfg80211.c Arend van Spriel 2014-12-21 4589 brcmf_err("Regulatory Set Error, %d\n", err); 98027769 drivers/net/wireless/brcm80211/brcmfmac/cfg80211.c Arend van Spriel 2014-12-21 4590 goto exit; 98027769 drivers/net/wireless/brcm80211/brcmfmac/cfg80211.c Arend van Spriel 2014-12-21 4591 } 98027769 drivers/net/wireless/brcm80211/brcmfmac/cfg80211.c Arend van Spriel 2014-12-21 4592 } 1a873342 drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c Hante Meuleman 2012-09-27 4593 if (settings->beacon_interval) { ac24be6f drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c Arend van Spriel 2012-10-22 4594 err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_BCNPRD, :::::: The code at line 4586 was first introduced by commit :::::: 98027769828f772c7ce69b6e58d37b78ebe8ab28 brcmfmac: enable 802.11d support in firmware :::::: TO: Arend van Spriel :::::: CC: Kalle Valo --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation -------------- next part -------------- A non-text attachment was scrubbed... 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