leandrof/linux
1
0
Fork 0
forked from Minki/linux
Code Issues Pull Requests Packages Projects Releases Wiki Activity

fbdev: da8xx: use display information in info not in var for panning

Browse Source 
We must not use any information in the passed var besides xoffset,
yoffset and vmode as otherwise applications might abuse it.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Cc: Sudhakar Rajashekhara <sudhakar.raj@ti.com>
Cc: Martin Ambrose <martin@ti.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Laurent Pinchart 2011-06-14 09:24:45 +00:00 committed by Paul Mundt
parent 3478b1cd43
commit e6c4d3d43d
1 changed files with 2 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/video/da8xx-fb.c
View File

@ -877,8 +877,8 @@ static int da8xx_pan_display(struct fb_var_screeninfo *var,
start = fix->smem_start +
new_var.yoffset * fix->line_length +
new_var.xoffset * var->bits_per_pixel / 8;
end = start + var->yres * fix->line_length - 1;
new_var.xoffset * fbi->var.bits_per_pixel / 8;
end = start + fbi->var.yres * fix->line_length - 1;
par->dma_start = start;
par->dma_end = end;
}