From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752387AbcEKX5y (ORCPT ); Wed, 11 May 2016 19:57:54 -0400 Received: from mail.kernel.org ([198.145.29.136]:58615 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751605AbcEKX5w (ORCPT ); Wed, 11 May 2016 19:57:52 -0400 From: Andy Lutomirski To: Peter Jones , Jean-Christophe Plagniol-Villard Cc: Andy Lutomirski , Tomi Valkeinen , linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] efifb: Don't show the mapping VA Date: Wed, 11 May 2016 16:57:47 -0700 Message-Id: X-Mailer: git-send-email 2.5.5 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The framebuffer mapping virtual address leaks information about the kernel memory layout. Stop logging it. Cc: Peter Jones Cc: Jean-Christophe Plagniol-Villard Cc: Tomi Valkeinen Cc: linux-fbdev@vger.kernel.org Cc: linux-kernel@vger.kernel.org Signed-off-by: Andy Lutomirski --- drivers/video/fbdev/efifb.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/drivers/video/fbdev/efifb.c b/drivers/video/fbdev/efifb.c index 95d293b7445a..3dcaf4e82885 100644 --- a/drivers/video/fbdev/efifb.c +++ b/drivers/video/fbdev/efifb.c @@ -247,10 +247,8 @@ static int efifb_probe(struct platform_device *dev) goto err_release_fb; } - printk(KERN_INFO "efifb: framebuffer at 0x%lx, mapped to 0x%p, " - "using %dk, total %dk\n", - efifb_fix.smem_start, info->screen_base, - size_remap/1024, size_total/1024); + printk(KERN_INFO "efifb: framebuffer at 0x%lx, using %dk, total %dk\n", + efifb_fix.smem_start, size_remap/1024, size_total/1024); printk(KERN_INFO "efifb: mode is %dx%dx%d, linelength=%d, pages=%d\n", efifb_defined.xres, efifb_defined.yres, efifb_defined.bits_per_pixel, efifb_fix.line_length, -- 2.5.5