Hi Waldemar, [auto build test WARNING on ath6kl/ath-next] [also build test WARNING on v4.10-rc3 next-20170113] [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/Waldemar-Rymarkiewicz/ath10k-Search-SMBIOS-for-OEM-board-file-extension/20170115-005232 base: https://git.kernel.org/pub/scm/linux/kernel/git/kvalo/ath.git ath-next config: xtensa-allmodconfig (attached as .config) compiler: xtensa-linux-gcc (GCC) 4.9.0 reproduce: wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree make.cross ARCH=xtensa All warnings (new ones prefixed by >>): drivers/net/wireless/ath/ath10k/core.c: In function 'ath10k_core_check_bdfext': >> drivers/net/wireless/ath/ath10k/core.c:754:2: warning: ignoring return value of 'strscpy', declared with attribute warn_unused_result [-Wunused-result] strscpy(ar->id.bdf_ext, bdf_ext + strlen(magic), ^ vim +/strscpy +754 drivers/net/wireless/ath/ath10k/core.c 738 739 if (memcmp(bdf_ext, magic, strlen(magic)) != 0) { 740 ath10k_dbg(ar, ATH10K_DBG_BOOT, 741 "bdf variant magic does not match.\n"); 742 return; 743 } 744 745 for (i = 0; i < strlen(bdf_ext); i++) { 746 if (!isascii(bdf_ext[i]) || !isprint(bdf_ext[i])) { 747 ath10k_dbg(ar, ATH10K_DBG_BOOT, 748 "bdf variant name contains non ascii chars.\n"); 749 return; 750 } 751 } 752 753 /* Copy extension name without magic suffix */ > 754 strscpy(ar->id.bdf_ext, bdf_ext + strlen(magic), 755 sizeof(ar->id.bdf_ext)); 756 757 ath10k_dbg(ar, ATH10K_DBG_BOOT, 758 "found and validated bdf variant smbios_type 0x%x bdf %s\n", 759 ATH10K_SMBIOS_BDF_EXT_TYPE, bdf_ext); 760 } 761 762 static int ath10k_core_check_smbios(struct ath10k *ar) --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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