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video: fbdev: fsl-diu-fb: remove impossible condition 

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

Cc: Tomi Valkeinen <tomi.valkeinen@ti.com>
Cc: sachiniiitm@gmail.com
Cc: ravikant.s2@samsung.com
Cc: p.shailesh@samsung.com
Cc: ashish.kalra@samsung.com
Cc: vidushi.koul@samsung.com
Signed-off-by: Sachin Shukla <sachin.s5@samsung.com>
Acked-by: Timur Tabi <timur@tabi.org>
[b.zolnierkie: split from the bigger patch]
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
This commit is contained in:
Sachin Shukla 2017-02-08 16:44:00 +01:00 committed by Bartlomiej Zolnierkiewicz
parent 8018ce3f20
commit 0704916a4b
1 changed files with 1 additions and 8 deletions
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9
drivers/video/fbdev/fsl-diu-fb.c
View File

@ -703,12 +703,6 @@ static int fsl_diu_check_var(struct fb_var_screeninfo *var,
if (var->yres_virtual < var->yres)
var->yres_virtual = var->yres;
if (var->xoffset < 0)
var->xoffset = 0;
if (var->yoffset < 0)
var->yoffset = 0;
if (var->xoffset + info->var.xres > info->var.xres_virtual)
var->xoffset = info->var.xres_virtual - info->var.xres;
@ -1254,8 +1248,7 @@ static int fsl_diu_pan_display(struct fb_var_screeninfo *var,
(info->var.yoffset == var->yoffset))
return 0; /* No change, do nothing */
if (var->xoffset < 0 || var->yoffset < 0
|| var->xoffset + info->var.xres > info->var.xres_virtual
if (var->xoffset + info->var.xres > info->var.xres_virtual
|| var->yoffset + info->var.yres > info->var.yres_virtual)
return -EINVAL;