linux-kernel - [PATCH v2 2/9] ACPI-video: Return directly after a failed device query

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Date:   Wed, 9 Aug 2017 17:36:34 +0200
From:   SF Markus Elfring <elfring@...rs.sourceforge.net>
To:     linux-acpi@...r.kernel.org, Len Brown <lenb@...nel.org>,
        "Rafael J. Wysocki" <rjw@...ysocki.net>,
        Zhang Rui <rui.zhang@...el.com>
Cc:     Hans de Goede <hdegoede@...hat.com>,
        LKML <linux-kernel@...r.kernel.org>,
        kernel-janitors@...r.kernel.org
Subject: [PATCH v2 2/9] ACPI-video: Return directly after a failed device
 query

From: Markus Elfring <elfring@...rs.sourceforge.net>
Date: Wed, 9 Aug 2017 15:00:45 +0200

Return directly after a function call "acpi_video_device_lcd_query_levels"
failed at the beginning.

Signed-off-by: Markus Elfring <elfring@...rs.sourceforge.net>
---
 drivers/acpi/acpi_video.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/acpi/acpi_video.c b/drivers/acpi/acpi_video.c
index 1aaf2b591ca8..7a9cda6c0a6b 100644
--- a/drivers/acpi/acpi_video.c
+++ b/drivers/acpi/acpi_video.c
@@ -811,8 +811,7 @@ int acpi_video_get_levels(struct acpi_device *device,
 								&obj))) {
 		ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Could not query available "
 						"LCD brightness level\n"));
-		result = -ENODEV;
-		goto out;
+		return -ENODEV;
 	}
 
 	if (obj->package.count < ACPI_VIDEO_FIRST_LEVEL) {
-- 
2.13.4