From: Tom Rix <trix@xxxxxxxxxx> Link is failing with cdc-wdm.c: undefined reference to `wwan_port_get_drvdata' Add a select of WWAN_CORE to USB_WDM configury similar to what is done for drivers/net/mhi_wwan_ctrl.c Signed-off-by: Tom Rix <trix@xxxxxxxxxx> --- drivers/usb/class/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/usb/class/Kconfig b/drivers/usb/class/Kconfig index d3f5162bd67ef..e5714fddf1642 100644 --- a/drivers/usb/class/Kconfig +++ b/drivers/usb/class/Kconfig @@ -30,6 +30,7 @@ config USB_PRINTER config USB_WDM tristate "USB Wireless Device Management support" + select WWAN_CORE help This driver supports the WMC Device Management functionality of cell phones compliant to the CDC WMC specification. You can use -- 2.26.3