From: Konstantin Karasyov <[EMAIL PROTECTED]>
http://bugzilla.kernel.org/show_bug.cgi?id=7570#c14
Signed-off-by: Konstantin Karasyov <[EMAIL PROTECTED]>
Signed-off-by: Len Brown <[EMAIL PROTECTED]>
---
drivers/acpi/power.c | 13 +++++++------
1 files changed, 7 insertions(+), 6 deletions(-)
diff --git a/drivers/acpi/power.c b/drivers/acpi/power.c
index 1ef3385..547eee7 100644
--- a/drivers/acpi/power.c
+++ b/drivers/acpi/power.c
@@ -436,8 +436,6 @@ int acpi_power_transition(struct acpi_device *device, int
state)
cl = &device->power.states[device->power.state].resources;
tl = &device->power.states[state].resources;
- device->power.state = ACPI_STATE_UNKNOWN;
-
if (!cl->count && !tl->count) {
result = -ENODEV;
goto end;
@@ -468,12 +466,15 @@ int acpi_power_transition(struct acpi_device *device, int
state)
goto end;
}
- /* We shouldn't change the state till all above operations succeed */
- device->power.state = state;
- end:
- if (result)
+ end:
+ if (result) {
+ device->power.state = ACPI_STATE_UNKNOWN;
printk(KERN_WARNING PREFIX "Transitioning device [%s] to D%d\n",
device->pnp.bus_id, state);
+ } else {
+ /* We shouldn't change the state till all above operations succeed */
+ device->power.state = state;
+ }
return result;
}
--
1.5.0.3.310.g05ef5
-
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