[ARM] 3524/1: ARM EABI: more 64-bit aligned stack fixes

Patch from Nicolas Pitre

Assembly code that calls C code must ensure the C code sees a 64-bit
aligned stack pointer.

Signed-off-by: Nicolas Pitre <nico@cam.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/lib/div64.S b/arch/arm/lib/div64.S
index ec9a1cd..58eef66 100644
--- a/arch/arm/lib/div64.S
+++ b/arch/arm/lib/div64.S
@@ -189,12 +189,12 @@
 	moveq	pc, lr
 
 	@ Division by 0:
-	str	lr, [sp, #-4]!
+	str	lr, [sp, #-8]!
 	bl	__div0
 
 	@ as wrong as it could be...
 	mov	yl, #0
 	mov	yh, #0
 	mov	xh, #0
-	ldr	pc, [sp], #4
+	ldr	pc, [sp], #8