2017-11-25 19:39:02 -05:00

28 lines
895 B
Diff

From 45e5a5e1b85f23843b90f3cddcfc26fa862ff80c Mon Sep 17 00:00:00 2001
From: Nick Desaulniers <ndesaulniers@google.com>
Date: Fri, 3 Mar 2017 15:40:12 -0800
Subject: [PATCH] tracing: do not leak kernel addresses
This likely breaks tracing tools like trace-cmd. It logs in the same
format but now addresses are all 0x0.
Bug: 34277115
Change-Id: Ifb0d4d2a184bf0d95726de05b1acee0287a375d9
---
kernel/trace/trace_printk.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/kernel/trace/trace_printk.c b/kernel/trace/trace_printk.c
index fdb23e84b011b..f423e8d551c0a 100644
--- a/kernel/trace/trace_printk.c
+++ b/kernel/trace/trace_printk.c
@@ -275,7 +275,7 @@ static int t_show(struct seq_file *m, void *v)
if (!*fmt)
return 0;
- seq_printf(m, "0x%lx : \"", *(unsigned long *)fmt);
+ seq_printf(m, "0x%lx : \"", 0L);
/*
* Tabs and new lines need to be converted.