From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
Date: Thu, 5 Nov 2015 16:12:32 +0100
The acpi_ut_strupr() 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/dbcmds.c | 9 ++-------
drivers/acpi/acpica/dbinput.c | 5 +----
2 files changed, 3 insertions(+), 11 deletions(-)
diff --git a/drivers/acpi/acpica/dbcmds.c b/drivers/acpi/acpica/dbcmds.c
index 30414b3..7dcc95a 100644
--- a/drivers/acpi/acpica/dbcmds.c
+++ b/drivers/acpi/acpica/dbcmds.c
@@ -1131,13 +1131,8 @@ void acpi_db_trace(char *enable_arg, char *method_arg, char *once_arg)
u32 debug_layer = 0;
u32 flags = 0;
- if (enable_arg) {
- acpi_ut_strupr(enable_arg);
- }
-
- if (once_arg) {
- acpi_ut_strupr(once_arg);
- }
+ acpi_ut_strupr(enable_arg);
+ acpi_ut_strupr(once_arg);
if (method_arg) {
if (acpi_db_trace_method_name) {
diff --git a/drivers/acpi/acpica/dbinput.c b/drivers/acpi/acpica/dbinput.c
index 0480254..aa1dcee 100644
--- a/drivers/acpi/acpica/dbinput.c
+++ b/drivers/acpi/acpica/dbinput.c
@@ -622,10 +622,7 @@ static u32 acpi_db_get_line(char *input_buffer)
}
/* Uppercase the actual command */
-
- if (acpi_gbl_db_args[0]) {
- acpi_ut_strupr(acpi_gbl_db_args[0]);
- }
+ acpi_ut_strupr(acpi_gbl_db_args[0]);
count = i;
if (count) {
--
2.6.2
--
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