Blackfin: s/#if CONFIG/#ifdef CONFIG/

Signed-off-by: NGeert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: NMike Frysinger <vapier@gentoo.org>
Signed-off-by: NBob Liu <lliubbo@gmail.com>

arch/blackfin/mach-common/entry.S

@@ -1244,7 +1244,7 @@ ENTRY(_software_trace_buff)
 	.endr
 #endif /* CONFIG_DEBUG_BFIN_HWTRACE_EXPAND */
 
-#if CONFIG_EARLY_PRINTK
+#ifdef CONFIG_EARLY_PRINTK
 __INIT
 ENTRY(_early_trap)
 	SAVE_ALL_SYS