powerpc/8xx: fix invalid register expression in head_8xx.S

New binutils generate the following warning

AS arch/powerpc/kernel/head_8xx.o
arch/powerpc/kernel/head_8xx.S: Assembler messages:
arch/powerpc/kernel/head_8xx.S:916: Warning: invalid register expression

This patch fixes it.

---
 arch/powerpc/kernel/head_8xx.S | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

index d8670a37d70c..6cab07e76732 100644
@@ -913,7 +913,7 @@ start_here:
 	tovirt(r6,r6)
 	lis	r5, abatron_pteptrs@h
 	ori	r5, r5, abatron_pteptrs@l
-	stw	r5, 0xf0(r0)	/* Must match your Abatron config file */
+	stw	r5, 0xf0(0)	/* Must match your Abatron config file */
 	tophys(r5,r5)
 	stw	r6, 0(r5)
 

2.13.3

Applied to powerpc next, thanks.

https://git.kernel.org/powerpc/c/e4ccb1dae6bdef228d729c076c3816

cheers