[PATCH] kernel: trace: ftrace: strncpy, using strlcpy instead ofstrncpy

From: Chen Gang
Date: Mon Apr 08 2013 - 00:13:18 EST



for NUL terminated string, need always set '\0' at the end.

Signed-off-by: Chen Gang <gang.chen@xxxxxxxxxxx>
---
kernel/trace/ftrace.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
index dfd33f0..fa984b7 100644
--- a/kernel/trace/ftrace.c
+++ b/kernel/trace/ftrace.c
@@ -3492,14 +3492,14 @@ static char ftrace_filter_buf[FTRACE_FILTER_SIZE] __initdata;

static int __init set_ftrace_notrace(char *str)
{
- strncpy(ftrace_notrace_buf, str, FTRACE_FILTER_SIZE);
+ strlcpy(ftrace_notrace_buf, str, FTRACE_FILTER_SIZE);
return 1;
}
__setup("ftrace_notrace=", set_ftrace_notrace);

static int __init set_ftrace_filter(char *str)
{
- strncpy(ftrace_filter_buf, str, FTRACE_FILTER_SIZE);
+ strlcpy(ftrace_filter_buf, str, FTRACE_FILTER_SIZE);
return 1;
}
__setup("ftrace_filter=", set_ftrace_filter);
--
1.7.7.6
--
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