From: Antonino A. Daplas <adaplas@gmail.com>
Date: Tue, 10 Jan 2006 04:53:17 +0000 (-0800)
Subject: [PATCH] vesafb: Trim vesafb_pan_display
X-Git-Tag: firefly_0821_release~39276
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=f845fbac4e68573351965d9aaf626a63cc4151c7;p=firefly-linux-kernel-4.4.55.git

[PATCH] vesafb: Trim vesafb_pan_display

Remove error checking from vesafb_pan_display.  This is guaranteed to be done
by the core layer.

Signed-off-by: Antonino Daplas <adaplas@pol.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---

diff --git a/drivers/video/vesafb.c b/drivers/video/vesafb.c
index 55e28ba57b43..e6e56b8df2db 100644
--- a/drivers/video/vesafb.c
+++ b/drivers/video/vesafb.c
@@ -66,15 +66,6 @@ static int vesafb_pan_display(struct fb_var_screeninfo *var,
 #ifdef __i386__
 	int offset;
 
-	if (!ypan)
-		return -EINVAL;
-	if (var->xoffset)
-		return -EINVAL;
-	if (var->yoffset > var->yres_virtual)
-		return -EINVAL;
-	if ((ypan==1) && var->yoffset+var->yres > var->yres_virtual)
-		return -EINVAL;
-
 	offset = (var->yoffset * info->fix.line_length + var->xoffset) / 4;
 
         __asm__ __volatile__(