Hi David, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on kvalo-wireless-drivers-next/master] [also build test WARNING on kvalo-wireless-drivers/master v5.16-rc7 next-20211224] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/David-Mosberger-Tang/wilc1000-rework-tx-path-to-use-sk_buffs-throughout/20211223-091915 base: https://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers-next.git master config: sparc-randconfig-s031-20211228 (https://download.01.org/0day-ci/archive/20211228/202112282213.rH4qGL7z-lkp@xxxxxxxxx/config) compiler: sparc64-linux-gcc (GCC) 11.2.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # apt-get install sparse # sparse version: v0.6.4-dirty # https://github.com/0day-ci/linux/commit/65a4186b405c72cc6e1a405db7ed0145a28a372f git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review David-Mosberger-Tang/wilc1000-rework-tx-path-to-use-sk_buffs-throughout/20211223-091915 git checkout 65a4186b405c72cc6e1a405db7ed0145a28a372f # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=sparc SHELL=/bin/bash drivers/net/wireless/microchip/wilc1000/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> sparse warnings: (new ones prefixed by >>) drivers/net/wireless/microchip/wilc1000/wlan.c:640:16: sparse: sparse: incorrect type in return expression (different base types) @@ expected unsigned int @@ got restricted __le32 [usertype] @@ drivers/net/wireless/microchip/wilc1000/wlan.c:640:16: sparse: expected unsigned int drivers/net/wireless/microchip/wilc1000/wlan.c:640:16: sparse: got restricted __le32 [usertype] >> drivers/net/wireless/microchip/wilc1000/wlan.c:660:17: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [usertype] vmm_hdr @@ got restricted __le32 [usertype] @@ drivers/net/wireless/microchip/wilc1000/wlan.c:660:17: sparse: expected unsigned int [usertype] vmm_hdr drivers/net/wireless/microchip/wilc1000/wlan.c:660:17: sparse: got restricted __le32 [usertype] >> drivers/net/wireless/microchip/wilc1000/wlan.c:668:22: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [usertype] prio @@ got restricted __le32 [usertype] @@ drivers/net/wireless/microchip/wilc1000/wlan.c:668:22: sparse: expected unsigned int [usertype] prio drivers/net/wireless/microchip/wilc1000/wlan.c:668:22: sparse: got restricted __le32 [usertype] vim +660 drivers/net/wireless/microchip/wilc1000/wlan.c 642 643 /** 644 * set_header() - set WILC-specific header 645 * @wilc: Pointer to the wilc structure. 646 * @tqe: The packet to add to the chip queue. 647 * @vmm_sz: The final size of the packet, including VMM header and padding. 648 * @hdr: Pointer to the header to set 649 */ 650 static void set_header(struct wilc *wilc, struct sk_buff *tqe, 651 u32 vmm_sz, void *hdr) 652 { 653 struct wilc_skb_tx_cb *tx_cb = WILC_SKB_TX_CB(tqe); 654 u32 mgmt_pkt = 0, vmm_hdr, prio, data_len = tqe->len; 655 struct wilc_vif *vif; 656 657 /* add the VMM header word: */ 658 if (tx_cb->type == WILC_MGMT_PKT) 659 mgmt_pkt = FIELD_PREP(WILC_VMM_HDR_MGMT_FIELD, 1); > 660 vmm_hdr = cpu_to_le32(mgmt_pkt | 661 FIELD_PREP(WILC_VMM_HDR_TYPE, tx_cb->type) | 662 FIELD_PREP(WILC_VMM_HDR_PKT_SIZE, data_len) | 663 FIELD_PREP(WILC_VMM_HDR_BUFF_SIZE, vmm_sz)); 664 memcpy(hdr, &vmm_hdr, 4); 665 666 if (tx_cb->type == WILC_NET_PKT) { 667 vif = netdev_priv(tqe->dev); > 668 prio = cpu_to_le32(tx_cb->q_num); 669 memcpy(hdr + 4, &prio, sizeof(prio)); 670 memcpy(hdr + 8, vif->bssid, ETH_ALEN); 671 } 672 } 673 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
