Messages in this thread | | | Date | Mon, 6 Feb 2023 11:12:05 +0800 | From | kernel test robot <> | Subject | drivers/net/wireless/intel/ipw2x00/ipw2200.c:7151:21: warning: variable 'supported' set but not used |
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Hi Stafford,
First bad commit (maybe != root cause):
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: d2d11f342b179f1894a901f143ec7c008caba43e commit: ded2ee36313c941f1a12b6f85cde295b575264ae openrisc: Add pci bus support date: 6 months ago config: openrisc-randconfig-r005-20230206 (https://download.01.org/0day-ci/archive/20230206/202302061152.0TfxrnEz-lkp@intel.com/config) compiler: or1k-linux-gcc (GCC) 12.1.0 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/torvalds/linux.git/commit/?id=ded2ee36313c941f1a12b6f85cde295b575264ae git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout ded2ee36313c941f1a12b6f85cde295b575264ae # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=openrisc olddefconfig COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=openrisc SHELL=/bin/bash drivers/net/wireless/intel/ipw2x00/
If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
drivers/net/wireless/intel/ipw2x00/ipw2200.c: In function 'ipw_fw_dma_dump_command_block': drivers/net/wireless/intel/ipw2x00/ipw2200.c:2819:13: warning: variable 'register_value' set but not used [-Wunused-but-set-variable] 2819 | u32 register_value = 0; | ^~~~~~~~~~~~~~ drivers/net/wireless/intel/ipw2x00/ipw2200.c: In function 'ipw_is_qos_active': >> drivers/net/wireless/intel/ipw2x00/ipw2200.c:7151:21: warning: variable 'supported' set but not used [-Wunused-but-set-variable] 7151 | int active, supported; | ^~~~~~~~~
vim +/supported +7151 drivers/net/wireless/intel/ipw2x00/ipw2200.c
43f66a6ce8da29 drivers/net/wireless/ipw2200.c James Ketrenos 2005-03-25 7145 a5cf4fe65144ff drivers/net/wireless/ipw2200.c Zhu Yi 2006-04-13 7146 static int ipw_is_qos_active(struct net_device *dev, a5cf4fe65144ff drivers/net/wireless/ipw2200.c Zhu Yi 2006-04-13 7147 struct sk_buff *skb) 43f66a6ce8da29 drivers/net/wireless/ipw2200.c James Ketrenos 2005-03-25 7148 { b0a4e7d8a291de drivers/net/wireless/ipw2x00/ipw2200.c John W. Linville 2009-08-20 7149 struct ipw_priv *priv = libipw_priv(dev); b0a4e7d8a291de drivers/net/wireless/ipw2x00/ipw2200.c John W. Linville 2009-08-20 7150 struct libipw_qos_data *qos_data = NULL; b095c3819805f8 drivers/net/wireless/ipw2200.c James Ketrenos 2005-08-24 @7151 int active, supported; a5cf4fe65144ff drivers/net/wireless/ipw2200.c Zhu Yi 2006-04-13 7152 u8 *daddr = skb->data + ETH_ALEN; a5cf4fe65144ff drivers/net/wireless/ipw2200.c Zhu Yi 2006-04-13 7153 int unicast = !is_multicast_ether_addr(daddr); 43f66a6ce8da29 drivers/net/wireless/ipw2200.c James Ketrenos 2005-03-25 7154 b095c3819805f8 drivers/net/wireless/ipw2200.c James Ketrenos 2005-08-24 7155 if (!(priv->status & STATUS_ASSOCIATED)) b095c3819805f8 drivers/net/wireless/ipw2200.c James Ketrenos 2005-08-24 7156 return 0; b095c3819805f8 drivers/net/wireless/ipw2200.c James Ketrenos 2005-08-24 7157 b095c3819805f8 drivers/net/wireless/ipw2200.c James Ketrenos 2005-08-24 7158 qos_data = &priv->assoc_network->qos_data; b095c3819805f8 drivers/net/wireless/ipw2200.c James Ketrenos 2005-08-24 7159 b095c3819805f8 drivers/net/wireless/ipw2200.c James Ketrenos 2005-08-24 7160 if (priv->ieee->iw_mode == IW_MODE_ADHOC) { b095c3819805f8 drivers/net/wireless/ipw2200.c James Ketrenos 2005-08-24 7161 if (unicast == 0) b095c3819805f8 drivers/net/wireless/ipw2200.c James Ketrenos 2005-08-24 7162 qos_data->active = 0; b095c3819805f8 drivers/net/wireless/ipw2200.c James Ketrenos 2005-08-24 7163 else b095c3819805f8 drivers/net/wireless/ipw2200.c James Ketrenos 2005-08-24 7164 qos_data->active = qos_data->supported; 43f66a6ce8da29 drivers/net/wireless/ipw2200.c James Ketrenos 2005-03-25 7165 } b095c3819805f8 drivers/net/wireless/ipw2200.c James Ketrenos 2005-08-24 7166 active = qos_data->active; b095c3819805f8 drivers/net/wireless/ipw2200.c James Ketrenos 2005-08-24 7167 supported = qos_data->supported; afbf30a2b78cac drivers/net/wireless/ipw2200.c James Ketrenos 2005-08-25 7168 IPW_DEBUG_QOS("QoS %d network is QoS active %d supported %d " afbf30a2b78cac drivers/net/wireless/ipw2200.c James Ketrenos 2005-08-25 7169 "unicast %d\n", b095c3819805f8 drivers/net/wireless/ipw2200.c James Ketrenos 2005-08-24 7170 priv->qos_data.qos_enable, active, supported, unicast); a5cf4fe65144ff drivers/net/wireless/ipw2200.c Zhu Yi 2006-04-13 7171 if (active && priv->qos_data.qos_enable) a5cf4fe65144ff drivers/net/wireless/ipw2200.c Zhu Yi 2006-04-13 7172 return 1; a5cf4fe65144ff drivers/net/wireless/ipw2200.c Zhu Yi 2006-04-13 7173 a5cf4fe65144ff drivers/net/wireless/ipw2200.c Zhu Yi 2006-04-13 7174 return 0; a5cf4fe65144ff drivers/net/wireless/ipw2200.c Zhu Yi 2006-04-13 7175
:::::: The code at line 7151 was first introduced by commit :::::: b095c3819805f87d73d41641a53e4c070360d783 Catch ipw2200 up to equivelancy with v1.0.4
:::::: TO: James Ketrenos <jketreno@linux.intel.com> :::::: CC: James Ketrenos <jketreno@linux.intel.com>
-- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests
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