ARM: 6031/1: fix Thumb-2 decompressor

98e12b5a6e05413 ("ARM: Fix decompressor's kernel size estimation for
ROM=y") broke the Thumb-2 decompressor because it added an entry in the
LC0 table but didn't adjust the offset the Thumb-2 code uses to load the
SP from that table.  Fix it.

Cc: stable <stable@kernel.org>
Signed-off-by: Rabin Vincent <rabin@rab.in>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

diff --git a/arch/arm/boot/compressed/head.S b/arch/arm/boot/compressed/head.S
index 0f23009..6ab6b33 100644 (file)
--- a/arch/arm/boot/compressed/head.S
+++ b/arch/arm/boot/compressed/head.S
@@ -172,7 +172,7 @@ not_angel:
                adr     r0, LC0
  ARM(          ldmia   r0, {r1, r2, r3, r4, r5, r6, r11, ip, sp})
  THUMB(                ldmia   r0, {r1, r2, r3, r4, r5, r6, r11, ip}   )
- THUMB(                ldr     sp, [r0, #28]                           )
+ THUMB(                ldr     sp, [r0, #32]                           )
                subs    r0, r0, r1              @ calculate the delta offset
 
                                                @ if delta is zero, we are