linux-kernel - [PATCH] video: fbdev: intelfb: remove impossible condition

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Date:   Wed, 31 Aug 2016 21:14:29 +0530
From:   Sudip Mukherjee <sudipm.mukherjee@...il.com>
To:     Maik Broemme <mbroemme@...sserver.de>,
        Jean-Christophe Plagniol-Villard <plagnioj@...osoft.com>,
        Tomi Valkeinen <tomi.valkeinen@...com>
Cc:     linux-kernel@...r.kernel.org, linux-fbdev@...r.kernel.org,
        Sudip Mukherjee <sudipm.mukherjee@...il.com>
Subject: [PATCH] video: fbdev: intelfb: remove impossible condition

xoffset and yoffset of struct fb_var_screeninfo are unsigned and so
they can never be less than 0.

Signed-off-by: Sudip Mukherjee <sudip.mukherjee@...ethink.co.uk>
---
 drivers/video/fbdev/intelfb/intelfbdrv.c | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/drivers/video/fbdev/intelfb/intelfbdrv.c b/drivers/video/fbdev/intelfb/intelfbdrv.c
index bf20744..ff2a5d2 100644
--- a/drivers/video/fbdev/intelfb/intelfbdrv.c
+++ b/drivers/video/fbdev/intelfb/intelfbdrv.c
@@ -1301,11 +1301,6 @@ static int intelfb_check_var(struct fb_var_screeninfo *var,
 		break;
 	}
 
-	if (v.xoffset < 0)
-		v.xoffset = 0;
-	if (v.yoffset < 0)
-		v.yoffset = 0;
-
 	if (v.xoffset > v.xres_virtual - v.xres)
 		v.xoffset = v.xres_virtual - v.xres;
 	if (v.yoffset > v.yres_virtual - v.yres)
-- 
1.9.1