Commit e6c4d3d4 authored by Laurent Pinchart's avatar Laurent Pinchart Committed by Paul Mundt
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fbdev: da8xx: use display information in info not in var for panning 



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

Signed-off-by: default avatarLaurent Pinchart <laurent.pinchart@ideasonboard.com>
Cc: Sudhakar Rajashekhara <sudhakar.raj@ti.com>
Cc: Martin Ambrose <martin@ti.com>
Signed-off-by: default avatarPaul Mundt <lethal@linux-sh.org>
parent 3478b1cd

drivers/video/da8xx-fb.c

+2 −2
Original line number Diff line number Diff line
@@ -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;

		}