On 04/08/17 09:29, kbuild test robot wrote: > tree: https://git.kernel.org/pub/scm/linux/kernel/git/balbi/usb.git testing/next > head: 9653f750a746d5abc4bc054d818eb32d1351eae9 > commit: d5a80bad699c94703a0306edd250f65cfd050580 [46/49] usb: dwc3: Add dual-role support > config: x86_64-randconfig-h0-04081918 (attached as .config) > compiler: gcc-4.9 (Debian 4.9.4-2) 4.9.4 > reproduce: > git checkout d5a80bad699c94703a0306edd250f65cfd050580 > # save the attached .config to linux build tree > make ARCH=x86_64 > > All errors (new ones prefixed by >>): > > drivers/built-in.o: In function `dwc3_drd_init': >>> (.text+0x2aff13): undefined reference to `extcon_get_edev_by_phandle' > drivers/built-in.o: In function `dwc3_drd_init': >>> (.text+0x2affb1): undefined reference to `extcon_register_notifier' > drivers/built-in.o: In function `dwc3_drd_init': >>> (.text+0x2b0029): undefined reference to `extcon_get_state' > drivers/built-in.o: In function `dwc3_drd_exit': >>> (.text+0x2b00e1): undefined reference to `extcon_unregister_notifier' EXTCON=m in this config. DWC3_DUAL_ROLE needs to depend on EXTCON... -- ~Randy -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html