linux-kernel - [PATCH v2 1/5] staging: fbtft: remove unused bl_ops from fbtft_unregister

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Message-Id: <1441257194-19493-2-git-send-email-mike.rapoport@gmail.com>
Date:	Thu,  3 Sep 2015 08:13:10 +0300
From:	Mike Rapoport <mike.rapoport@...il.com>
To:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:	Mike Rapoport <mike.rapoport@...il.com>,
	Noralf Trønnes <noralf@...nnes.org>,
	Thomas Petazzoni <thomas.petazzoni@...e-electrons.com>,
	LKML <linux-kernel@...r.kernel.org>
Subject: [PATCH v2 1/5] staging: fbtft: remove unused bl_ops from fbtft_unregister_backlight

The only usage of bl_ops variable in fbtft_unregister_backlight function
was assigment of a value to that variable, therefore the assignment and
the variable itself can be safely removed

Signed-off-by: Mike Rapoport <mike.rapoport@...il.com>
---
 drivers/staging/fbtft/fbtft-core.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/drivers/staging/fbtft/fbtft-core.c b/drivers/staging/fbtft/fbtft-core.c
index 23392eb..bbc394a 100644
--- a/drivers/staging/fbtft/fbtft-core.c
+++ b/drivers/staging/fbtft/fbtft-core.c
@@ -270,14 +270,11 @@ static int fbtft_backlight_get_brightness(struct backlight_device *bd)
 
 void fbtft_unregister_backlight(struct fbtft_par *par)
 {
-	const struct backlight_ops *bl_ops;
-
 	fbtft_par_dbg(DEBUG_BACKLIGHT, par, "%s()\n", __func__);
 
 	if (par->info->bl_dev) {
 		par->info->bl_dev->props.power = FB_BLANK_POWERDOWN;
 		backlight_update_status(par->info->bl_dev);
-		bl_ops = par->info->bl_dev->ops;
 		backlight_device_unregister(par->info->bl_dev);
 		par->info->bl_dev = NULL;
 	}
-- 
2.1.0

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