Merge tag 'usb-serial-4.9-rc1' of...

Merge tag 'usb-serial-4.9-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/johan/usb-serial into usb-next

Johan writes:

USB-serial updates for v4.9-rc1

More clean ups, including a second set of changes from Mathieu as part
of a major overhaul of the ti_usb_3410_5052 driver.
Signed-off-by: Johan Hovold <johan@kernel.org>

drivers/usb/serial/keyspan_pda.c

@@ -30,12 +30,12 @@
 #include <linux/usb/ezusb.h>
 
 /* make a simple define to handle if we are compiling keyspan_pda or xircom support */
-#if defined(CONFIG_USB_SERIAL_KEYSPAN_PDA) || defined(CONFIG_USB_SERIAL_KEYSPAN_PDA_MODULE)
+#if IS_ENABLED(CONFIG_USB_SERIAL_KEYSPAN_PDA)
 	#define KEYSPAN
 #else
 	#undef KEYSPAN
 #endif
-#if defined(CONFIG_USB_SERIAL_XIRCOM) || defined(CONFIG_USB_SERIAL_XIRCOM_MODULE)
+#if IS_ENABLED(CONFIG_USB_SERIAL_XIRCOM)
 	#define XIRCOM
 #else
 	#undef XIRCOM