[ARM] Remove RETINSTR macro

RETINSTR is a left-over from the days when we had 26-bit and
32-bit CPU support integrated into the same tree.  Since this
is no longer the case, we can now remove RETINSTR.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/lib/findbit.S b/arch/arm/lib/findbit.S
index 6f8e27a..a5ca024 100644
--- a/arch/arm/lib/findbit.S
+++ b/arch/arm/lib/findbit.S
@@ -32,7 +32,7 @@
 2:		cmp	r2, r1			@ any more?
 		blo	1b
 3:		mov	r0, r1			@ no free bits
-		RETINSTR(mov,pc,lr)
+		mov	pc, lr
 
 /*
  * Purpose  : Find next 'zero' bit
@@ -66,7 +66,7 @@
 2:		cmp	r2, r1			@ any more?
 		blo	1b
 3:		mov	r0, r1			@ no free bits
-		RETINSTR(mov,pc,lr)
+		mov	pc, lr
 
 /*
  * Purpose  : Find next 'one' bit
@@ -98,7 +98,7 @@
 2:		cmp	r2, r1			@ any more?
 		blo	1b
 3:		mov	r0, r1			@ no free bits
-		RETINSTR(mov,pc,lr)
+		mov	pc, lr
 
 ENTRY(_find_next_zero_bit_be)
 		teq	r1, #0
@@ -126,7 +126,7 @@
 2:		cmp	r2, r1			@ any more?
 		blo	1b
 3:		mov	r0, r1			@ no free bits
-		RETINSTR(mov,pc,lr)
+		mov	pc, lr
 
 ENTRY(_find_next_bit_be)
 		teq	r1, #0
@@ -164,5 +164,5 @@
 		addeq	r2, r2, #1
 		mov	r0, r2
 #endif
-		RETINSTR(mov,pc,lr)
+		mov	pc, lr