diff options
| author | Paul Mundt <lethal@linux-sh.org> | 2010-12-22 12:56:10 +0900 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2010-12-22 12:56:10 +0900 |
| commit | 7ccbefe07ea0a3570e44d1ec13a307552ee4dadd (patch) | |
| tree | ba0299694a9f3940f289b6a29cadab853906e3d2 /drivers/acpi/power.c | |
| parent | 623eb15647fc35c5a8cd38985d5958240eb072c1 (diff) | |
| parent | 90a8a73c06cc32b609a880d48449d7083327e11a (diff) | |
| download | talos-op-linux-7ccbefe07ea0a3570e44d1ec13a307552ee4dadd.tar.gz talos-op-linux-7ccbefe07ea0a3570e44d1ec13a307552ee4dadd.zip | |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'drivers/acpi/power.c')
| -rw-r--r-- | drivers/acpi/power.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/acpi/power.c b/drivers/acpi/power.c index 67dedeed144c..4c9c2fb5d98f 100644 --- a/drivers/acpi/power.c +++ b/drivers/acpi/power.c @@ -213,11 +213,13 @@ static int acpi_power_on(acpi_handle handle) resource->name)); } else { result = __acpi_power_on(resource); + if (result) + resource->ref_count--; } mutex_unlock(&resource->resource_lock); - return 0; + return result; } static int acpi_power_off_device(acpi_handle handle) @@ -465,10 +467,12 @@ int acpi_power_transition(struct acpi_device *device, int state) struct acpi_handle_list *tl = NULL; /* Target Resources */ int i = 0; - if (!device || (state < ACPI_STATE_D0) || (state > ACPI_STATE_D3)) return -EINVAL; + if (device->power.state == state) + return 0; + if ((device->power.state < ACPI_STATE_D0) || (device->power.state > ACPI_STATE_D3)) return -ENODEV; @@ -488,10 +492,6 @@ int acpi_power_transition(struct acpi_device *device, int state) goto end; } - if (device->power.state == state) { - goto end; - } - /* * Then we dereference all power resources used in the current list. */ |
