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authorLi Zefan <lizf@cn.fujitsu.com>2008-04-18 16:27:29 -0400
committerLen Brown <len.brown@intel.com>2008-04-29 10:10:03 -0400
commita815ab8b5891f3d2515316655729272f68269e3b (patch)
tree3554f9425dcd3bcb29e1ec279a44f1fff8e84c27 /drivers/acpi/power.c
parent2a241d77cfdab08544a78057a4b24c9a98dc79d0 (diff)
ACPI: check a return value correctly in acpi_power_get_context()
We should check *resource != NULL rather than resource != NULL, which will be always true. Signed-off-by: Li Zefan <lizf@cn.fujitsu.com> Acked-by: Zhao Yakui <yakui.zhao@intel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers/acpi/power.c')
-rw-r--r--drivers/acpi/power.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/acpi/power.c b/drivers/acpi/power.c
index 76bf6d90c700..f2a76acecfcd 100644
--- a/drivers/acpi/power.c
+++ b/drivers/acpi/power.c
@@ -121,7 +121,7 @@ acpi_power_get_context(acpi_handle handle,
121 } 121 }
122 122
123 *resource = acpi_driver_data(device); 123 *resource = acpi_driver_data(device);
124 if (!resource) 124 if (!*resource)
125 return -ENODEV; 125 return -ENODEV;
126 126
127 return 0; 127 return 0;