Commit f4fd36b8 authored Oct 30, 2014 by Amit Daniel Kachhap Committed by Will Deacon Oct 30, 2014

arm64: psci: fix cpu_suspend to check idle state type for index



This fix rectifies the psci cpu_suspend implementation to check the
PSCI power state parameter type field associated with the requested idle
state index.

Acked-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Signed-off-by: Amit Daniel Kachhap <amit.daniel@samsung.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>

parent 3dec0fe4

arch/arm64/kernel/psci.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -528,7 +528,7 @@ static int __maybe_unused cpu_psci_cpu_suspend(unsigned long index)
		if (WARN_ON_ONCE(!index))
		return -EINVAL;

		if (state->type == PSCI_POWER_STATE_TYPE_STANDBY)
		if (state[index - 1].type == PSCI_POWER_STATE_TYPE_STANDBY)
		ret = psci_ops.cpu_suspend(state[index - 1], 0);
		else
		ret = __cpu_suspend(index, psci_suspend_finisher);