diff --git a/drivers/video/console/vgacon.c b/drivers/video/console/vgacon.c
index 4509d0547087aac24e19f29251cb07c88945dc36..b0bf4e9e17f57f6223cf76b7bda0a51fef52a953 100644
--- a/drivers/video/console/vgacon.c
+++ b/drivers/video/console/vgacon.c
@@ -1194,7 +1194,7 @@ static bool vgacon_scroll(struct vc_data *c, unsigned int t, unsigned int b,
 				     c->vc_screenbuf_size - delta);
 			c->vc_origin = vga_vram_end - c->vc_screenbuf_size;
 			vga_rolled_over = 0;
-		} else
+		} else if (oldo - delta >= (unsigned long)c->vc_screenbuf)
 			c->vc_origin -= delta;
 		c->vc_scr_end = c->vc_origin + c->vc_screenbuf_size;
 		scr_memsetw((u16 *) (c->vc_origin), c->vc_video_erase_char,