linux-kernel - [PATCH] staging: panel: Remove unused variable

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Date:	Wed,  3 Dec 2014 19:53:47 +0100
From:	Mariusz Gorski <marius.gorski@...il.com>
To:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Willy Tarreau <w@....eu>
Cc:	devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org
Subject: [PATCH] staging: panel: Remove unused variable

Remove lcd.left_shift because it is only written to at some places but
never read from.

Signed-off-by: Mariusz Gorski <marius.gorski@...il.com>
---
 drivers/staging/panel/panel.c | 6 ------
 1 file changed, 6 deletions(-)

diff --git a/drivers/staging/panel/panel.c b/drivers/staging/panel/panel.c
index 98325b7..b68a9c3 100644
--- a/drivers/staging/panel/panel.c
+++ b/drivers/staging/panel/panel.c
@@ -228,9 +228,6 @@ static struct {
 	bool initialized;
 	bool must_clear;
 
-	/* TODO: use bool here? */
-	char left_shift;
-
 	int height;
 	int width;
 	int bwidth;
@@ -1135,12 +1132,10 @@ static inline int handle_lcd_special_code(void)
 		processed = 1;
 		break;
 	case 'L':	/* shift display left */
-		lcd.left_shift++;
 		lcd_write_cmd(0x18);
 		processed = 1;
 		break;
 	case 'R':	/* shift display right */
-		lcd.left_shift--;
 		lcd_write_cmd(0x1C);
 		processed = 1;
 		break;
@@ -1157,7 +1152,6 @@ static inline int handle_lcd_special_code(void)
 	}
 	case 'I':	/* reinitialize display */
 		lcd_init_display();
-		lcd.left_shift = 0;
 		processed = 1;
 		break;
 	case 'G': {
-- 
2.1.3

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