Hi Jiaxun, I love your patch! Yet something to improve: [auto build test ERROR on net-next/master] [also build test ERROR on v5.4-rc5 next-20191031] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system. BTW, we also suggest to use '--base' option to specify the base tree in git format-patch, please see https://stackoverflow.com/a/37406982] url: https://github.com/0day-ci/linux/commits/Jiaxun-Yang/PCI-Devices-for-Loongson-PCH/20191102-045600 base: https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git 52340b82cf1a9c8d466b6e36a0881bc44174b969 config: mips-allmodconfig (attached as .config) compiler: mips-linux-gcc (GCC) 7.4.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree GCC_VERSION=7.4.0 make.cross ARCH=mips If you fix the issue, kindly add following tag Reported-by: kbuild test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): drivers/net//ethernet/stmicro/stmmac/stmmac_platform.c: In function 'stmmac_parse_config_dt': drivers/net//ethernet/stmicro/stmmac/stmmac_platform.c:401:3: error: 'mac' undeclared (first use in this function); did you mean 'max'? *mac = of_get_mac_address(np); ^~~ max drivers/net//ethernet/stmicro/stmmac/stmmac_platform.c:401:3: note: each undeclared identifier is reported only once for each function it appears in In file included from include/linux/platform_device.h:13:0, from drivers/net//ethernet/stmicro/stmmac/stmmac_platform.c:11: drivers/net//ethernet/stmicro/stmmac/stmmac_platform.c:445:13: error: 'pdev' undeclared (first use in this function); did you mean 'cdev'? dev_warn(&pdev->dev, "snps,phy-addr property is deprecated\n"); ^ include/linux/device.h:1743:12: note: in definition of macro 'dev_warn' _dev_warn(dev, dev_fmt(fmt), ##__VA_ARGS__) ^~~ drivers/net//ethernet/stmicro/stmmac/stmmac_platform.c: In function 'stmmac_probe_config_dt': >> drivers/net//ethernet/stmicro/stmmac/stmmac_platform.c:633:3: error: implicit declaration of function 'free'; did you mean 'kfree'? [-Werror=implicit-function-declaration] free(plat); ^~~~ kfree cc1: some warnings being treated as errors vim +633 drivers/net//ethernet/stmicro/stmmac/stmmac_platform.c 610 611 /** 612 * stmmac_probe_config_dt - probe and setup stmmac platform data by devicetree 613 * @pdev: platform_device structure 614 * @mac: MAC address to use 615 * Description: 616 * this function is to set up plat_stmmacenet_data private structure 617 * for platform drivers. 618 */ 619 struct plat_stmmacenet_data * 620 stmmac_probe_config_dt(struct platform_device *pdev, const char **mac) 621 { 622 struct device_node *np = pdev->dev.of_node; 623 struct plat_stmmacenet_data *plat; 624 int rc; 625 626 plat = devm_kzalloc(&pdev->dev, sizeof(*plat), GFP_KERNEL); 627 if (!plat) 628 return ERR_PTR(-ENOMEM); 629 630 rc = stmmac_parse_config_dt(np, plat); 631 632 if (rc) { > 633 free(plat); 634 return ERR_PTR(rc); 635 } 636 637 return plat; 638 } 639 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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