PM / Sleep: fix async suspend_late/freeze_late error handling
If an asynchronous suspend_late or freeze_late callback fails during the SUSPEND, FREEZE or QUIESCE phases, we don't propagate the corresponding error correctly, in effect ignoring the error and continuing the suspend-to-ram/hibernation. During suspend-to-ram this could leave some devices without a valid saved context, leading to a failure to reinitialize them during resume. During hibernation this could leave some devices active interfeering with the creation / restoration of the hibernation image. Also this could leave the corresponding devices without a valid saved context and failure to reinitialize them during resume. Fixes: de377b39 (PM / sleep: Asynchronous threads for suspend_late) Signed-off-by: Imre Deak <imre.deak@intel.com> Cc: 3.15+ <stable@vger.kernel.org> # 3.15+ Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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