ACPI: check a return value correctly in acpi_power_get_context()

From: Li Zefan
Date: Fri Apr 18 2008 - 16:27:29 EST


We should check *resource != NULL rather than resource != NULL, which will be
always true.

Signed-off-by: Li Zefan <lizf@xxxxxxxxxxxxxx>
Acked-by: Zhao Yakui <yakui.zhao@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Len Brown <len.brown@xxxxxxxxx>
---
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;
--
1.5.3.8

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