[PATCH] efifb: Don't show the mapping VA
flat view
STALE3799d
From: Andy Lutomirski <luto@kernel.org>
Date: 2016-05-11 23:57:54
Also in:
lkml
Subsystem:
efifb framebuffer driver, framebuffer layer, the rest · Maintainers:
Peter Jones, Helge Deller, Linus Torvalds
The framebuffer mapping virtual address leaks information about the kernel memory layout. Stop logging it. Cc: Peter Jones <pjones@redhat.com> Cc: Jean-Christophe Plagniol-Villard <redacted> Cc: Tomi Valkeinen <redacted> Cc: linux-fbdev@vger.kernel.org Cc: linux-kernel@vger.kernel.org Signed-off-by: Andy Lutomirski <luto@kernel.org> --- 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,
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2.5.5