We should check *resource != NULL rather than resource != NULL, which will be always true. Signed-off-by: Li Zefan <lizf@xxxxxxxxxxxxxx> --- drivers/acpi/power.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/acpi/power.c b/drivers/acpi/power.c index 76bf6d9..f2a76ac 100644 --- a/drivers/acpi/power.c +++ b/drivers/acpi/power.c @@ -121,7 +121,7 @@ acpi_power_get_context(acpi_handle handle, } *resource = acpi_driver_data(device); - if (!resource) + if (!*resource) return -ENODEV; return 0; -- 1.5.4.rc3 -- To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html