linux-kernel - [PATCH 12/21] ACPI-video: Delete unnecessary if statement in acpi_video_switch

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Date:   Mon, 5 Sep 2016 18:59:07 +0200
From:   SF Markus Elfring <elfring@...rs.sourceforge.net>
To:     linux-acpi@...r.kernel.org, Hans de Goede <hdegoede@...hat.com>,
        Len Brown <lenb@...nel.org>,
        "Rafael J. Wysocki" <rjw@...ysocki.net>,
        Zhang Rui <rui.zhang@...el.com>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        kernel-janitors@...r.kernel.org,
        Julia Lawall <julia.lawall@...6.fr>,
        Paolo Bonzini <pbonzini@...hat.com>
Subject: [PATCH 12/21] ACPI-video: Delete unnecessary if statement in
 acpi_video_switch_brightness()

From: Markus Elfring <elfring@...rs.sourceforge.net>
Date: Mon, 5 Sep 2016 16:10:40 +0200

Move a function call into an else branch for successful function execution.
Omit a duplicate check for the local variable "result" then at the end.

Signed-off-by: Markus Elfring <elfring@...rs.sourceforge.net>
---
 drivers/acpi/acpi_video.c | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/drivers/acpi/acpi_video.c b/drivers/acpi/acpi_video.c
index fe9b40e..0362a43 100644
--- a/drivers/acpi/acpi_video.c
+++ b/drivers/acpi/acpi_video.c
@@ -1372,14 +1372,12 @@ acpi_video_switch_brightness(struct work_struct *work)
 	level_next = acpi_video_get_next_level(device, level_current, event);
 
 	result = acpi_video_device_lcd_set_level(device, level_next);
-
-	if (!result)
-		backlight_force_update(device->backlight,
-				       BACKLIGHT_UPDATE_HOTKEY);
-
 out:
 	if (result)
 		printk(KERN_ERR PREFIX "Failed to switch the brightness\n");
+	else
+		backlight_force_update(device->backlight,
+				       BACKLIGHT_UPDATE_HOTKEY);
 }
 
 int acpi_video_get_edid(struct acpi_device *device, int type, int device_id,
-- 
2.10.0