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[v4,1/5] cpu_pm: add syscore_suspend error handling

Message ID 20180203012450.18378-2-dbasehore@chromium.org (mailing list archive)
State Superseded, archived
Headers show

Commit Message

Derek Basehore Feb. 3, 2018, 1:24 a.m. UTC 
If cpu_cluster_pm_enter() fails, cpu_pm_exit() should be called. This
will put the CPU in the correct state to resume from the failure.

Signed-off-by: Derek Basehore <dbasehore@chromium.org>
---
 kernel/cpu_pm.c | 3 +++
 1 file changed, 3 insertions(+)
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Patch

diff --git a/kernel/cpu_pm.c b/kernel/cpu_pm.c
index 67b02e138a47..03bcc0751a51 100644
--- a/kernel/cpu_pm.c
+++ b/kernel/cpu_pm.c
@@ -186,6 +186,9 @@  static int cpu_pm_suspend(void)
 		return ret;
 
 	ret = cpu_cluster_pm_enter();
+	if (ret)
+		cpu_pm_exit();
+
 	return ret;
 }