ACPI: EC: Drop unneeded result variable from ec_write()

Return the acpi_ec_write() return value directly instead of storing it
in another redundant variable.

Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: ye xingchen <ye.xingchen@zte.com.cn>
[ rjw: Subject and changelog edits ]
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c
index c95e535035a04adaed3d88b954655dbf23859dd2..9b42628cf21b328963285e2c04b1e92d912fbb1a 100644 (file)
--- a/drivers/acpi/ec.c
+++ b/drivers/acpi/ec.c
@@ -917,14 +917,10 @@ EXPORT_SYMBOL(ec_read);
 
 int ec_write(u8 addr, u8 val)
 {
-       int err;
-
        if (!first_ec)
                return -ENODEV;
 
-       err = acpi_ec_write(first_ec, addr, val);
-
-       return err;
+       return acpi_ec_write(first_ec, addr, val);
 }
 EXPORT_SYMBOL(ec_write);