ARM: entry: data abort: avoid using r2 in abort helpers
This allows us to pass the pt_regs pointer in to these functions
ready for tail-calling the abort handler.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/mm/abort-ev5tj.S b/arch/arm/mm/abort-ev5tj.S
index 9a365cf..ccfbc93 100644
--- a/arch/arm/mm/abort-ev5tj.S
+++ b/arch/arm/mm/abort-ev5tj.S
@@ -27,7 +27,7 @@
movne pc, lr
do_thumb_abort fsr=r1, pc=r4, psr=r5, tmp=r3
ldreq r3, [r4] @ read aborted ARM instruction
- do_ldrd_abort tmp=r2, insn=r3
+ do_ldrd_abort tmp=ip, insn=r3
tst r3, #1 << 20 @ L = 0 -> write
orreq r1, r1, #1 << 11 @ yes.
mov pc, lr