serial: bfin_uart: Remove redundant testing for ifdef CONFIG_SERIAL_BFIN_MODULE

No idea why we have redundant testing for ifdef CONFIG_SERIAL_BFIN_MODULE,
check it once is enough.
Signed-off-by: Axel Lin <axel.lin@ingics.com>
Acked-by: Sonic Zhang <sonic.zhang@analog.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/tty/serial/bfin_uart.c

@@ -41,10 +41,6 @@
 # undef CONFIG_EARLY_PRINTK
 #endif
 
-#ifdef CONFIG_SERIAL_BFIN_MODULE
-# undef CONFIG_EARLY_PRINTK
-#endif
-
 /* UART name and device definitions */
 #define BFIN_SERIAL_DEV_NAME	"ttyBF"
 #define BFIN_SERIAL_MAJOR	204