On 7/28/20 4:57 AM, Stephen Rothwell wrote: > Hi all, > > Changes since 20200727: > on i386: CONFIG_USB_USBNET=y # CONFIG_USB_NET_AX8817X is not set CONFIG_USB_NET_AX88179_178A=y CONFIG_USB_NET_CDCETHER=m CONFIG_USB_NET_CDC_EEM=m CONFIG_USB_NET_CDC_NCM=y CONFIG_USB_NET_HUAWEI_CDC_NCM=m CONFIG_USB_NET_CDC_MBIM=m ld: drivers/net/usb/cdc_ncm.o:(.rodata+0x27c): undefined reference to `usbnet_cdc_update_filter' ld: drivers/net/usb/cdc_ncm.o:(.rodata+0x2dc): undefined reference to `usbnet_cdc_update_filter' ld: drivers/net/usb/cdc_ncm.o:(.rodata+0x33c): undefined reference to `usbnet_cdc_update_filter' because 'usbnet_cdc_update_filter' lives in cdc_ether.c, which is being built as a loadable module while cdc_ncm.o is builtin. -- ~Randy Reported-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>