tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: 2376e5fe91bcad74b997d2cc0535abff79ec73c5 commit: a97c69ba4f30e46abb9cc7be8b98227cb468fdf9 [10081/11483] net: ax88796c: ASIX AX88796C SPI Ethernet Adapter Driver config: mips-randconfig-r011-20211027 (attached as .config) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 5db7568a6a1fcb408eb8988abdaff2a225a8eb72) 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 mips cross compiling tool for clang build # apt-get install binutils-mips-linux-gnu # https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=a97c69ba4f30e46abb9cc7be8b98227cb468fdf9 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 a97c69ba4f30e46abb9cc7be8b98227cb468fdf9 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=mips If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All warnings (new ones prefixed by >>): >> drivers/net/ethernet/asix/ax88796c_main.c:851:24: warning: address of array 'ax_local->phydev->advertising' will always evaluate to 'true' [-Wpointer-bool-conversion] if (ax_local->phydev->advertising && ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~ ~~ 1 warning generated. vim +851 drivers/net/ethernet/asix/ax88796c_main.c 789 790 static int 791 ax88796c_open(struct net_device *ndev) 792 { 793 struct ax88796c_device *ax_local = to_ax88796c_device(ndev); 794 unsigned long irq_flag = 0; 795 int fc = AX_FC_NONE; 796 int ret; 797 u16 t; 798 799 ret = request_irq(ndev->irq, ax88796c_interrupt, 800 irq_flag, ndev->name, ndev); 801 if (ret) { 802 netdev_err(ndev, "unable to get IRQ %d (errno=%d).\n", 803 ndev->irq, ret); 804 return ret; 805 } 806 807 mutex_lock(&ax_local->spi_lock); 808 809 ret = ax88796c_soft_reset(ax_local); 810 if (ret < 0) { 811 free_irq(ndev->irq, ndev); 812 mutex_unlock(&ax_local->spi_lock); 813 return ret; 814 } 815 ax_local->seq_num = 0x1f; 816 817 ax88796c_set_mac_addr(ndev); 818 ax88796c_set_csums(ax_local); 819 820 /* Disable stuffing packet */ 821 t = AX_READ(&ax_local->ax_spi, P1_RXBSPCR); 822 t &= ~RXBSPCR_STUF_ENABLE; 823 AX_WRITE(&ax_local->ax_spi, t, P1_RXBSPCR); 824 825 /* Enable RX packet process */ 826 AX_WRITE(&ax_local->ax_spi, RPPER_RXEN, P1_RPPER); 827 828 t = AX_READ(&ax_local->ax_spi, P0_FER); 829 t |= FER_RXEN | FER_TXEN | FER_BSWAP | FER_IRQ_PULL; 830 AX_WRITE(&ax_local->ax_spi, t, P0_FER); 831 832 /* Setup LED mode */ 833 AX_WRITE(&ax_local->ax_spi, 834 (LCR_LED0_EN | LCR_LED0_DUPLEX | LCR_LED1_EN | 835 LCR_LED1_100MODE), P2_LCR0); 836 AX_WRITE(&ax_local->ax_spi, 837 (AX_READ(&ax_local->ax_spi, P2_LCR1) & LCR_LED2_MASK) | 838 LCR_LED2_EN | LCR_LED2_LINK, P2_LCR1); 839 840 /* Disable PHY auto-polling */ 841 AX_WRITE(&ax_local->ax_spi, PCR_PHYID(AX88796C_PHY_ID), P2_PCR); 842 843 /* Enable MAC interrupts */ 844 AX_WRITE(&ax_local->ax_spi, IMR_DEFAULT, P0_IMR); 845 846 mutex_unlock(&ax_local->spi_lock); 847 848 /* Setup flow-control configuration */ 849 phy_support_asym_pause(ax_local->phydev); 850 > 851 if (ax_local->phydev->advertising && 852 (linkmode_test_bit(ETHTOOL_LINK_MODE_Pause_BIT, 853 ax_local->phydev->advertising) || 854 linkmode_test_bit(ETHTOOL_LINK_MODE_Asym_Pause_BIT, 855 ax_local->phydev->advertising))) 856 fc |= AX_FC_ANEG; 857 858 fc |= linkmode_test_bit(ETHTOOL_LINK_MODE_Pause_BIT, 859 ax_local->phydev->advertising) ? AX_FC_RX : 0; 860 fc |= (linkmode_test_bit(ETHTOOL_LINK_MODE_Pause_BIT, 861 ax_local->phydev->advertising) != 862 linkmode_test_bit(ETHTOOL_LINK_MODE_Asym_Pause_BIT, 863 ax_local->phydev->advertising)) ? AX_FC_TX : 0; 864 ax_local->flowctrl = fc; 865 866 phy_start(ax_local->ndev->phydev); 867 868 netif_start_queue(ndev); 869 870 spi_message_init(&ax_local->ax_spi.rx_msg); 871 872 return 0; 873 } 874 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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