qxl: Add missing '\n' to qxl_io_log() call

The message has to be terminated by a newline as it's not going to get
added automatically.

Signed-off-by: Christophe Fergeau <cfergeau@redhat.com>
Acked-by: Frediano Ziglio <fziglio@redhat.com>
Message-id: 20161108091209.25568-4-cfergeau@redhat.com
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>

drivers/gpu/drm/qxl/qxl_fb.c

@@ -197,7 +197,7 @@ static int qxlfb_framebuffer_dirty(struct drm_framebuffer *fb,
 	/*
 	 * we are using a shadow draw buffer, at qdev->surface0_shadow
 	 */
-	qxl_io_log(qdev, "dirty x[%d, %d], y[%d, %d]", clips->x1, clips->x2,
+	qxl_io_log(qdev, "dirty x[%d, %d], y[%d, %d]\n", clips->x1, clips->x2,
 		   clips->y1, clips->y2);
 	image->dx = clips->x1;
 	image->dy = clips->y1;