Messages in this thread | | | Date | Wed, 1 Dec 2021 17:29:15 +0800 | From | kernel test robot <> | Subject | net/wireless/scan.c:1801:6: error: use of undeclared identifier 'channel' |
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tree: https://github.com/0day-ci/linux/commits/UPDATE-20211130-192005/Luca-Coelho/cfg80211-mac80211-patches-from-our-internal-tree-2021-11-29/20211129-213704 head: f4120354927ddc6644f1356a4f0744c1cd2010d2 commit: 7c19322131f8862f2827dc281b380e4d675740aa cfg80211: Use the HE operation IE to determine a 6GHz BSS channel date: 22 hours ago config: arm-randconfig-c002-20211201 (https://download.01.org/0day-ci/archive/20211201/202112011713.xTG8PaIt-lkp@intel.com/config) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 25eb7fa01d7ebbe67648ea03841cda55b4239ab2) 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 # install arm cross compiling tool for clang build # apt-get install binutils-arm-linux-gnueabi # https://github.com/0day-ci/linux/commit/7c19322131f8862f2827dc281b380e4d675740aa git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review UPDATE-20211130-192005/Luca-Coelho/cfg80211-mac80211-patches-from-our-internal-tree-2021-11-29/20211129-213704 git checkout 7c19322131f8862f2827dc281b380e4d675740aa # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm SHELL=/bin/bash net/wireless/
If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
>> net/wireless/scan.c:1801:6: error: use of undeclared identifier 'channel' if (channel->band == NL80211_BAND_6GHZ) { ^ net/wireless/scan.c:1813:12: error: use of undeclared identifier 'channel' return channel; ^ >> net/wireless/scan.c:1815:4: error: use of undeclared identifier 'freq' freq = ieee80211_channel_to_frequency(he_6ghz_oper->primary, ^ net/wireless/scan.c:1822:12: error: use of undeclared identifier 'freq' abs(freq - channel->center_freq) <= 80 && ^ net/wireless/scan.c:1822:19: error: use of undeclared identifier 'channel' abs(freq - channel->center_freq) <= 80 && ^ net/wireless/scan.c:1822:12: error: use of undeclared identifier 'freq' abs(freq - channel->center_freq) <= 80 && ^ net/wireless/scan.c:1822:19: error: use of undeclared identifier 'channel' abs(freq - channel->center_freq) <= 80 && ^ net/wireless/scan.c:1821:8: error: use of undeclared identifier 'freq' if (freq != channel->center_freq && ^ net/wireless/scan.c:1821:16: error: use of undeclared identifier 'channel' if (freq != channel->center_freq && ^ >> net/wireless/scan.c:1823:9: error: use of undeclared identifier 'ftype'; did you mean '_ctype'? (ftype != CFG80211_BSS_FTYPE_BEACON || ^~~~~ _ctype include/linux/ctype.h:21:28: note: '_ctype' declared here extern const unsigned char _ctype[]; ^ 10 errors generated.
vim +/channel +1801 net/wireless/scan.c
1794 1795 int cfg80211_get_ies_channel_number(const u8 *ie, size_t ielen, 1796 enum nl80211_band band) 1797 { 1798 const u8 *tmp; 1799 int channel_number = -1; 1800 > 1801 if (channel->band == NL80211_BAND_6GHZ) { 1802 const struct element *elem; 1803 1804 elem = cfg80211_find_ext_elem(WLAN_EID_EXT_HE_OPERATION, ie, 1805 ielen); 1806 if (elem && elem->datalen >= ieee80211_he_oper_size(&elem->data[1])) { 1807 struct ieee80211_he_operation *he_oper = 1808 (void *)(&elem->data[1]); 1809 const struct ieee80211_he_6ghz_oper *he_6ghz_oper; 1810 1811 he_6ghz_oper = ieee80211_he_6ghz_oper(he_oper); 1812 if (!he_6ghz_oper) 1813 return channel; 1814 > 1815 freq = ieee80211_channel_to_frequency(he_6ghz_oper->primary, 1816 NL80211_BAND_6GHZ); 1817 1818 /* duplicated beacon indication is relevant for beacons 1819 * only 1820 */ 1821 if (freq != channel->center_freq && 1822 abs(freq - channel->center_freq) <= 80 && > 1823 (ftype != CFG80211_BSS_FTYPE_BEACON || 1824 he_6ghz_oper->control & IEEE80211_HE_6GHZ_OPER_CTRL_DUP_BEACON)) 1825 channel_number = he_6ghz_oper->primary; 1826 } 1827 } else if (band == NL80211_BAND_S1GHZ) { 1828 tmp = cfg80211_find_ie(WLAN_EID_S1G_OPERATION, ie, ielen); 1829 if (tmp && tmp[1] >= sizeof(struct ieee80211_s1g_oper_ie)) { 1830 struct ieee80211_s1g_oper_ie *s1gop = (void *)(tmp + 2); 1831 1832 channel_number = s1gop->primary_ch; 1833 } 1834 } else { 1835 tmp = cfg80211_find_ie(WLAN_EID_DS_PARAMS, ie, ielen); 1836 if (tmp && tmp[1] == 1) { 1837 channel_number = tmp[2]; 1838 } else { 1839 tmp = cfg80211_find_ie(WLAN_EID_HT_OPERATION, ie, ielen); 1840 if (tmp && tmp[1] >= sizeof(struct ieee80211_ht_operation)) { 1841 struct ieee80211_ht_operation *htop = (void *)(tmp + 2); 1842 1843 channel_number = htop->primary_chan; 1844 } 1845 } 1846 } 1847 1848 return channel_number; 1849 } 1850 EXPORT_SYMBOL(cfg80211_get_ies_channel_number); 1851
--- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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