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authorRussell King <rmk+kernel@arm.linux.org.uk>2011-08-27 11:17:36 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2011-09-20 23:33:28 +0100
commitf5fa68d9674156ddaafa12a058ccc93c8866d5f9 (patch)
tree51d3a321a18512c05491d321911f754d8b5cd2f8 /arch/arm/kernel/sleep.S
parent25904157168ddc8841748a729914f00e53d7e049 (diff)
downloadlinux-f5fa68d9674156ddaafa12a058ccc93c8866d5f9.tar.bz2
ARM: pm: force non-zero return value from __cpu_suspend when aborting
Ensure that the return value from __cpu_suspend is non-zero when aborting. Zero indicates a successful suspend occurred. Tested-by: Santosh Shilimkar <santosh.shilimkar@ti.com> Tested-by: Shawn Guo <shawn.guo@linaro.org> Tested-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/kernel/sleep.S')
-rw-r--r--arch/arm/kernel/sleep.S2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/arm/kernel/sleep.S b/arch/arm/kernel/sleep.S
index dc902f2c6845..46a9f460db83 100644
--- a/arch/arm/kernel/sleep.S
+++ b/arch/arm/kernel/sleep.S
@@ -61,6 +61,8 @@ ENDPROC(__cpu_suspend)
cpu_suspend_abort:
ldmia sp!, {r1 - r3} @ pop v:p, virt SP, phys resume fn
+ teq r0, #0
+ moveq r0, #1 @ force non-zero value
mov sp, r2
ldmfd sp!, {r4 - r11, pc}
ENDPROC(cpu_suspend_abort)