tree: https://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers-next.git pending head: 391ddee90739538e99cb73bd26d7a90452d37f30 commit: d7f95d9204ca1a73183fde8c5a017f2060763d05 [90/109] brcmsmac: ampdu: Remove a bunch of unused variables config: i386-randconfig-r015-20200901 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 reproduce (this is a W=1 build): git checkout d7f95d9204ca1a73183fde8c5a017f2060763d05 # save the attached .config to linux build tree make W=1 ARCH=i386 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All warnings (new ones prefixed by >>): In file included from drivers/net/wireless/broadcom/brcm80211/brcmsmac/rate.h:21, from drivers/net/wireless/broadcom/brcm80211/brcmsmac/ampdu.c:18: drivers/net/wireless/broadcom/brcm80211/brcmsmac/d11.h:786:1: warning: alignment 1 of 'struct d11txh' is less than 2 [-Wpacked-not-aligned] 786 | } __packed; | ^ drivers/net/wireless/broadcom/brcm80211/brcmsmac/ampdu.c: In function 'brcms_c_ampdu_dotxstatus_complete': drivers/net/wireless/broadcom/brcm80211/brcmsmac/ampdu.c:850:7: warning: variable 'update_rate' set but not used [-Wunused-but-set-variable] 850 | bool update_rate = true, retry = true; | ^~~~~~~~~~~ drivers/net/wireless/broadcom/brcm80211/brcmsmac/ampdu.c: In function 'brcms_c_ampdu_dotxstatus': >> drivers/net/wireless/broadcom/brcm80211/brcmsmac/ampdu.c:1027:20: warning: variable 'scb_ampdu' set but not used [-Wunused-but-set-variable] 1027 | struct scb_ampdu *scb_ampdu; | ^~~~~~~~~ # https://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers-next.git/commit/?id=d7f95d9204ca1a73183fde8c5a017f2060763d05 git remote add wireless-drivers-next https://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers-next.git git fetch --no-tags wireless-drivers-next pending git checkout d7f95d9204ca1a73183fde8c5a017f2060763d05 vim +/scb_ampdu +1027 drivers/net/wireless/broadcom/brcm80211/brcmsmac/ampdu.c 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-10-05 1022 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-10-05 1023 void 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-10-05 1024 brcms_c_ampdu_dotxstatus(struct ampdu_info *ampdu, struct scb *scb, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-10-05 1025 struct sk_buff *p, struct tx_status *txs) 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-10-05 1026 { 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-10-05 @1027 struct scb_ampdu *scb_ampdu; 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-10-05 1028 struct brcms_c_info *wlc = ampdu->wlc; 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-10-05 1029 u32 s1 = 0, s2 = 0; 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-10-05 1030 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-10-05 1031 /* BMAC_NOTE: For the split driver, second level txstatus comes later 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-10-05 1032 * So if the ACK was received then wait for the second level else just 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-10-05 1033 * call the first one 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-10-05 1034 */ 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-10-05 1035 if (txs->status & TX_STATUS_ACK_RCV) { 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-10-05 1036 u8 status_delay = 0; 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-10-05 1037 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-10-05 1038 /* wait till the next 8 bytes of txstatus is available */ 16d2812e9eaaa4 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-12-08 1039 s1 = bcma_read32(wlc->hw->d11core, D11REGOFFS(frmtxstatus)); 16d2812e9eaaa4 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-12-08 1040 while ((s1 & TXS_V) == 0) { 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-10-05 1041 udelay(1); 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-10-05 1042 status_delay++; 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-10-05 1043 if (status_delay > 10) 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-10-05 1044 return; /* error condition */ 16d2812e9eaaa4 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-12-08 1045 s1 = bcma_read32(wlc->hw->d11core, 16d2812e9eaaa4 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-12-08 1046 D11REGOFFS(frmtxstatus)); 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-10-05 1047 } 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-10-05 1048 16d2812e9eaaa4 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-12-08 1049 s2 = bcma_read32(wlc->hw->d11core, D11REGOFFS(frmtxstatus2)); 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-10-05 1050 } 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-10-05 1051 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-10-05 1052 if (scb) { 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-10-05 1053 scb_ampdu = &scb->scb_ampdu; 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-10-05 1054 brcms_c_ampdu_dotxstatus_complete(ampdu, scb, p, txs, s1, s2); 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-10-05 1055 } else { 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-10-05 1056 /* loop through all pkts and free */ 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-10-05 1057 u8 queue = txs->frameid & TXFID_QUEUE_MASK; 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-10-05 1058 struct d11txh *txh; 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-10-05 1059 u16 mcl; 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-10-05 1060 while (p) { 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-10-05 1061 txh = (struct d11txh *) p->data; cdf4352f5c59ee drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Seth Forshee 2012-11-15 1062 trace_brcms_txdesc(&wlc->hw->d11core->dev, txh, cdf4352f5c59ee drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Seth Forshee 2012-11-15 1063 sizeof(*txh)); 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-10-05 1064 mcl = le16_to_cpu(txh->MacTxControlLow); 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-10-05 1065 brcmu_pkt_buf_free_skb(p); 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-10-05 1066 /* break out if last packet of ampdu */ 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-10-05 1067 if (((mcl & TXC_AMPDU_MASK) >> TXC_AMPDU_SHIFT) == 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-10-05 1068 TXC_AMPDU_LAST) 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-10-05 1069 break; 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-10-05 1070 p = dma_getnexttxp(wlc->hw->di[queue], 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-10-05 1071 DMA_RANGE_TRANSMITTED); 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-10-05 1072 } 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-10-05 1073 } 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-10-05 1074 } 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/ampdu.c Arend van Spriel 2011-10-05 1075 :::::: The code at line 1027 was first introduced by commit :::::: 5b435de0d786869c95d1962121af0d7df2542009 net: wireless: add brcm80211 drivers :::::: TO: Arend van Spriel <arend@xxxxxxxxxxxx> :::::: CC: John W. Linville <linville@xxxxxxxxxxxxx> --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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