Hi Srishti, [auto build test WARNING on staging/staging-testing] [also build test WARNING on v4.14-rc5 next-20171018] [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/Srishti-Sharma/Staging-rtl8188eu-core-rtw_mlme_ext-Use-list_for_each_entry_safe/20171007-080024 config: x86_64-randconfig-v0-10200632 (attached as .config) compiler: gcc-4.4 (Debian 4.4.7-8) 4.4.7 reproduce: # save the attached .config to linux build tree make ARCH=x86_64 All warnings (new ones prefixed by >>): drivers/staging//rtl8188eu/core/rtw_mlme_ext.c: In function 'tx_beacon_hdl': >> drivers/staging//rtl8188eu/core/rtw_mlme_ext.c:5449: warning: unused variable 'tmp' vim +/tmp +5449 drivers/staging//rtl8188eu/core/rtw_mlme_ext.c 5446 5447 u8 tx_beacon_hdl(struct adapter *padapter, unsigned char *pbuf) 5448 { > 5449 struct xmit_frame *tmp; 5450 if (send_beacon(padapter) == _FAIL) { 5451 DBG_88E("issue_beacon, fail!\n"); 5452 return H2C_PARAMETERS_ERROR; 5453 } 5454 #ifdef CONFIG_88EU_AP_MODE 5455 else { /* tx bc/mc frames after update TIM */ 5456 struct sta_info *psta_bmc; 5457 struct list_head *xmitframe_plist, *xmitframe_phead; 5458 struct xmit_frame *pxmitframe = NULL; 5459 struct sta_priv *pstapriv = &padapter->stapriv; 5460 5461 /* for BC/MC Frames */ 5462 psta_bmc = rtw_get_bcmc_stainfo(padapter); 5463 if (!psta_bmc) 5464 return H2C_SUCCESS; 5465 5466 if ((pstapriv->tim_bitmap&BIT(0)) && (psta_bmc->sleepq_len > 0)) { 5467 msleep(10);/* 10ms, ATIM(HIQ) Windows */ 5468 spin_lock_bh(&psta_bmc->sleep_q.lock); 5469 5470 xmitframe_phead = get_list_head(&psta_bmc->sleep_q); 5471 xmitframe_plist = xmitframe_phead->next; 5472 5473 list_for_each_entry_safe(pxmitframe, tmp, 5474 xmitframe_plist, list) { 5475 list_del_init(&pxmitframe->list); 5476 5477 psta_bmc->sleepq_len--; 5478 if (psta_bmc->sleepq_len > 0) 5479 pxmitframe->attrib.mdata = 1; 5480 else 5481 pxmitframe->attrib.mdata = 0; 5482 5483 pxmitframe->attrib.triggered = 1; 5484 5485 pxmitframe->attrib.qsel = 0x11;/* HIQ */ 5486 5487 spin_unlock_bh(&psta_bmc->sleep_q.lock); 5488 if (rtw_hal_xmit(padapter, pxmitframe)) 5489 rtw_os_xmit_complete(padapter, pxmitframe); 5490 spin_lock_bh(&psta_bmc->sleep_q.lock); 5491 } 5492 spin_unlock_bh(&psta_bmc->sleep_q.lock); 5493 } 5494 } 5495 #endif 5496 return H2C_SUCCESS; 5497 } 5498 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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