tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: 9b992972fb9c2a1bc3fb25bab70da8a4385e3abe commit: 5ff013914c62c493c206d70554cfb1d311ea481a [4136/7554] brcmfmac: firmware: Allow per-board firmware binaries config: x86_64-randconfig-a004-20210813 (attached as .config) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 62df4df41c939205b2dc0a2a3bfb75b8c1ed74fa) reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commi... git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git git fetch --no-tags linux-next master git checkout 5ff013914c62c493c206d70554cfb1d311ea481a # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>): if (alt_path) { ^~~~~~~~ drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c:709:6: note: uninitialized use occurs here if (ret) { ^~~ drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c:702:2: note: remove the 'if' if its condition is always true if (alt_path) { ^~~~~~~~~~~~~~ drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c:683:9: note: initialize the variable 'ret' to silence this warning int ret; ^ = 0 1 warning generated. vim +702 drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c 675 676 int brcmf_fw_get_firmwares(struct device *dev, struct brcmf_fw_request *req, 677 void (*fw_cb)(struct device *dev, int err, 678 struct brcmf_fw_request *req)) 679 { 680 struct brcmf_fw_item *first = &req->items[0]; 681 struct brcmf_fw *fwctx; 682 char *alt_path; 683 int ret; 684 685 brcmf_dbg(TRACE, "enter: dev=%s\n", dev_name(dev)); 686 if (!fw_cb) 687 return -EINVAL; 688 689 if (!brcmf_fw_request_is_valid(req)) 690 return -EINVAL; 691 692 fwctx = kzalloc(sizeof(*fwctx), GFP_KERNEL); 693 if (!fwctx) 694 return -ENOMEM; 695 696 fwctx->dev = dev; 697 fwctx->req = req; 698 fwctx->done = fw_cb; 699 700 /* First try alternative board-specific path if any */ 701 alt_path = brcm_alt_fw_path(first->path, fwctx->req->board_type); 703 ret = request_firmware_nowait(THIS_MODULE, true, alt_path, 704 fwctx->dev, GFP_KERNEL, fwctx, 705 brcmf_fw_request_done); 706 kfree(alt_path); 707 } 708 /* Else try canonical path */ 709 if (ret) { 710 ret = request_firmware_nowait(THIS_MODULE, true, first->path, 711 fwctx->dev, GFP_KERNEL, fwctx, 712 brcmf_fw_request_done); 713 } 714 if (ret < 0) 715 brcmf_fw_request_done(NULL, fwctx); 716 717 return 0; 718 } 719 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org