ARM: asm/io.h: remove redundant #if !defined(readb) block
readb is unconditionally defined earlier in io.h, so there's no point
checking whether it's undefined.
Signed-off-by: Rasmus Villemoes <rasmus.villemoes@prevas.dk>
diff --git a/arch/arm/include/asm/io.h b/arch/arm/include/asm/io.h
index 78b183d..723f3cf 100644
--- a/arch/arm/include/asm/io.h
+++ b/arch/arm/include/asm/io.h
@@ -319,21 +319,6 @@
#define memcpy_fromio(a, b, c) memcpy((a), (void *)(b), (c))
#define memcpy_toio(a, b, c) memcpy((void *)(a), (b), (c))
-#if !defined(readb)
-
-#define readb(addr) (__readwrite_bug("readb"),0)
-#define readw(addr) (__readwrite_bug("readw"),0)
-#define readl(addr) (__readwrite_bug("readl"),0)
-#define writeb(v,addr) __readwrite_bug("writeb")
-#define writew(v,addr) __readwrite_bug("writew")
-#define writel(v,addr) __readwrite_bug("writel")
-
-#define eth_io_copy_and_sum(a,b,c,d) __readwrite_bug("eth_io_copy_and_sum")
-
-#define check_signature(io,sig,len) (0)
-
-#endif
-
/*
* If this architecture has ISA IO, then define the isa_read/isa_write
* macros.