From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
Date: Wed, 24 Jun 2015 13:33:47 +0200
The acpi_ds_delete_walk_state() function tests whether its argument is NULL
and then returns immediately. Thus the test around the call is not needed.
This issue was detected by using the Coccinelle software.
Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
---
drivers/acpi/acpica/dsmethod.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)
diff --git a/drivers/acpi/acpica/dsmethod.c b/drivers/acpi/acpica/dsmethod.c
index 85bb951..188b254 100644
--- a/drivers/acpi/acpica/dsmethod.c
+++ b/drivers/acpi/acpica/dsmethod.c
@@ -574,10 +574,7 @@ cleanup:
/* On error, we must terminate the method properly */
acpi_ds_terminate_control_method(obj_desc, next_walk_state);
- if (next_walk_state) {
- acpi_ds_delete_walk_state(next_walk_state);
- }
-
+ acpi_ds_delete_walk_state(next_walk_state);
return_ACPI_STATUS(status);
}
--
2.4.4
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