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| author | Ingo Molnar <mingo@elte.hu> | 2010-12-22 11:53:20 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2010-12-22 11:53:23 +0100 |
| commit | 6c529a266bdc590a870ee2d2092ff6527eff427b (patch) | |
| tree | 7be65fa2578820a1258b5a1e8e063a509a5d6176 /drivers/acpi/battery.c | |
| parent | 7639dae0ca11038286bbbcda05f2bef601c1eb8d (diff) | |
| parent | 90a8a73c06cc32b609a880d48449d7083327e11a (diff) | |
Merge commit 'v2.6.37-rc7' into perf/core
Merge reason: Pick up the latest -rc.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'drivers/acpi/battery.c')
| -rw-r--r-- | drivers/acpi/battery.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c index 95649d373071..9fb9d5ac939d 100644 --- a/drivers/acpi/battery.c +++ b/drivers/acpi/battery.c @@ -130,6 +130,8 @@ struct acpi_battery { unsigned long flags; }; +static int acpi_battery_update(struct acpi_battery *battery); + #define to_acpi_battery(x) container_of(x, struct acpi_battery, bat); inline int acpi_battery_present(struct acpi_battery *battery) @@ -184,6 +186,9 @@ static int acpi_battery_get_property(struct power_supply *psy, int ret = 0; struct acpi_battery *battery = to_acpi_battery(psy); + if (acpi_battery_update(battery)) + return -ENODEV; + if (acpi_battery_present(battery)) { /* run battery update only if it is present */ acpi_battery_get_state(battery); |