[ARM] 3103/1: ARM EABI: stack pointer must be 64-bit aligned (part 2)
Patch from Nicolas Pitre
We must make sure that assembly code that modifies the stack pointer
before calling a C function does it so it remains 64-bit aligned.
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/lib1funcs.S b/arch/arm/lib/lib1funcs.S
index 5902602..4964e5b 100644
--- a/arch/arm/lib/lib1funcs.S
+++ b/arch/arm/lib/lib1funcs.S
@@ -306,9 +306,9 @@
Ldiv0:
- str lr, [sp, #-4]!
+ str lr, [sp, #-8]!
bl __div0
mov r0, #0 @ About as wrong as it could be.
- ldr pc, [sp], #4
+ ldr pc, [sp], #8