USB: ftdi_sio: checkpatch cleanups

Minor whitespace cleanups to make checkpatch happy.

Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index 00b938a..97f2d9c 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -61,7 +61,7 @@
 
 struct ftdi_private {
 	struct kref kref;
-	ftdi_chip_type_t chip_type;
+	enum ftdi_chip_type chip_type;
 				/* type of device, either SIO or FT8U232AM */
 	int baud_base;		/* baud base clock for divisor setting */
 	int custom_divisor;	/* custom_divisor kludge, this is for