Hi David, kernel test robot noticed the following build warnings: [auto build test WARNING on 238d636723a30311e20fde0a361662e829fe488b] url: https://github.com/intel-lab-lkp/linux/commits/David-Lin/wifi-nxpwifi-add-11ac-c/20240625-161306 base: 238d636723a30311e20fde0a361662e829fe488b patch link: https://lore.kernel.org/r/20240621075208.513497-43-yu-hao.lin%40nxp.com patch subject: [PATCH 42/43] wifi: nxpwifi: add Makefile and Kconfig files for nxpwifi compilation config: m68k-allmodconfig (https://download.01.org/0day-ci/archive/20240626/202406260848.0pH4xjvI-lkp@xxxxxxxxx/config) compiler: m68k-linux-gcc (GCC) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240626/202406260848.0pH4xjvI-lkp@xxxxxxxxx/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202406260848.0pH4xjvI-lkp@xxxxxxxxx/ All warnings (new ones prefixed by >>): drivers/net/wireless/nxp/nxpwifi/11n_rxreorder.c: In function 'nxpwifi_11n_dispatch_amsdu_pkt': >> drivers/net/wireless/nxp/nxpwifi/11n_rxreorder.c:40:47: warning: variable 'rx_hdr' set but not used [-Wunused-but-set-variable] 40 | struct rx_packet_hdr *rx_hdr; | ^~~~~~ -- drivers/net/wireless/nxp/nxpwifi/sta_event.c: In function 'nxpwifi_sta_event_link_lost': >> drivers/net/wireless/nxp/nxpwifi/sta_event.c:21:13: warning: variable 'reason_code' set but not used [-Wunused-but-set-variable] 21 | u16 reason_code; | ^~~~~~~~~~~ -- drivers/net/wireless/nxp/nxpwifi/sta_rx.c: In function 'nxpwifi_process_rx_packet': >> drivers/net/wireless/nxp/nxpwifi/sta_rx.c:78:25: warning: variable 'rx_pkt_len' set but not used [-Wunused-but-set-variable] 78 | u16 rx_pkt_off, rx_pkt_len; | ^~~~~~~~~~ vim +/rx_hdr +40 drivers/net/wireless/nxp/nxpwifi/11n_rxreorder.c 148be2798f7a0c David Lin 2024-06-21 17 148be2798f7a0c David Lin 2024-06-21 18 /* This function will dispatch amsdu packet and forward it to kernel/upper 148be2798f7a0c David Lin 2024-06-21 19 * layer. 148be2798f7a0c David Lin 2024-06-21 20 */ 148be2798f7a0c David Lin 2024-06-21 21 static int nxpwifi_11n_dispatch_amsdu_pkt(struct nxpwifi_private *priv, 148be2798f7a0c David Lin 2024-06-21 22 struct sk_buff *skb) 148be2798f7a0c David Lin 2024-06-21 23 { 148be2798f7a0c David Lin 2024-06-21 24 struct rxpd *local_rx_pd = (struct rxpd *)(skb->data); 148be2798f7a0c David Lin 2024-06-21 25 int ret; 148be2798f7a0c David Lin 2024-06-21 26 148be2798f7a0c David Lin 2024-06-21 27 if (le16_to_cpu(local_rx_pd->rx_pkt_type) == PKT_TYPE_AMSDU) { 148be2798f7a0c David Lin 2024-06-21 28 struct sk_buff_head list; 148be2798f7a0c David Lin 2024-06-21 29 struct sk_buff *rx_skb; 148be2798f7a0c David Lin 2024-06-21 30 148be2798f7a0c David Lin 2024-06-21 31 __skb_queue_head_init(&list); 148be2798f7a0c David Lin 2024-06-21 32 148be2798f7a0c David Lin 2024-06-21 33 skb_pull(skb, le16_to_cpu(local_rx_pd->rx_pkt_offset)); 148be2798f7a0c David Lin 2024-06-21 34 skb_trim(skb, le16_to_cpu(local_rx_pd->rx_pkt_length)); 148be2798f7a0c David Lin 2024-06-21 35 148be2798f7a0c David Lin 2024-06-21 36 ieee80211_amsdu_to_8023s(skb, &list, priv->curr_addr, 148be2798f7a0c David Lin 2024-06-21 37 priv->wdev.iftype, 0, NULL, NULL, false); 148be2798f7a0c David Lin 2024-06-21 38 148be2798f7a0c David Lin 2024-06-21 39 while (!skb_queue_empty(&list)) { 148be2798f7a0c David Lin 2024-06-21 @40 struct rx_packet_hdr *rx_hdr; 148be2798f7a0c David Lin 2024-06-21 41 148be2798f7a0c David Lin 2024-06-21 42 rx_skb = __skb_dequeue(&list); 148be2798f7a0c David Lin 2024-06-21 43 rx_hdr = (struct rx_packet_hdr *)rx_skb->data; 148be2798f7a0c David Lin 2024-06-21 44 148be2798f7a0c David Lin 2024-06-21 45 if (priv->bss_role == NXPWIFI_BSS_ROLE_UAP) 148be2798f7a0c David Lin 2024-06-21 46 ret = nxpwifi_uap_recv_packet(priv, rx_skb); 148be2798f7a0c David Lin 2024-06-21 47 else 148be2798f7a0c David Lin 2024-06-21 48 ret = nxpwifi_recv_packet(priv, rx_skb); 148be2798f7a0c David Lin 2024-06-21 49 if (ret == -1) 148be2798f7a0c David Lin 2024-06-21 50 nxpwifi_dbg(priv->adapter, ERROR, 148be2798f7a0c David Lin 2024-06-21 51 "Rx of A-MSDU failed"); 148be2798f7a0c David Lin 2024-06-21 52 } 148be2798f7a0c David Lin 2024-06-21 53 return 0; 148be2798f7a0c David Lin 2024-06-21 54 } 148be2798f7a0c David Lin 2024-06-21 55 148be2798f7a0c David Lin 2024-06-21 56 return -1; 148be2798f7a0c David Lin 2024-06-21 57 } 148be2798f7a0c David Lin 2024-06-21 58 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki