diff --git a/drivers/video/fbsysfs.c b/drivers/video/fbsysfs.c
index 323bdf6..818fb09 100644
--- a/drivers/video/fbsysfs.c
+++ b/drivers/video/fbsysfs.c
@@ -175,7 +175,7 @@
 
 	acquire_console_sem();
 	list_splice(&fb_info->modelist, &old_list);
-	fb_videomode_to_modelist((struct fb_videomode *)buf, i,
+	fb_videomode_to_modelist((const struct fb_videomode *)buf, i,
 				 &fb_info->modelist);
 	if (fb_new_modelist(fb_info)) {
 		fb_destroy_modelist(&fb_info->modelist);