linux-kernel - [PATCH linux-next] ACPI: bus: Remove the unneeded result variable

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Message-Id: <20220824075306.221472-1-ye.xingchen@zte.com.cn>
Date:   Wed, 24 Aug 2022 07:53:06 +0000
From:   cgel.zte@...il.com
To:     rafael@...nel.org
Cc:     lenb@...nel.org, linux-acpi@...r.kernel.org,
        linux-kernel@...r.kernel.org, ye xingchen <ye.xingchen@....com.cn>,
        Zeal Robot <zealci@....com.cn>
Subject: [PATCH linux-next] ACPI: bus: Remove the unneeded result variable

From: ye xingchen <ye.xingchen@....com.cn>

Return the value from driver_register() directly instead of storing it
 in another redundant variable.

Reported-by: Zeal Robot <zealci@....com.cn>
Signed-off-by: ye xingchen <ye.xingchen@....com.cn>
---
 drivers/acpi/bus.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c
index c0d20d997891..661a63ea3248 100644
--- a/drivers/acpi/bus.c
+++ b/drivers/acpi/bus.c
@@ -973,16 +973,13 @@ EXPORT_SYMBOL_GPL(acpi_driver_match_device);
  */
 int acpi_bus_register_driver(struct acpi_driver *driver)
 {
-	int ret;
-
 	if (acpi_disabled)
 		return -ENODEV;
 	driver->drv.name = driver->name;
 	driver->drv.bus = &acpi_bus_type;
 	driver->drv.owner = driver->owner;
 
-	ret = driver_register(&driver->drv);
-	return ret;
+	return driver_register(&driver->drv);
 }
 
 EXPORT_SYMBOL(acpi_bus_register_driver);
-- 
2.25.1