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| author | Chen Gang <gang.chen@asianux.com> | 2013-04-08 06:06:44 +0200 |
|---|---|---|
| committer | Steven Rostedt <rostedt@goodmis.org> | 2013-04-09 17:25:08 +0200 |
| commit | 9607a869ee59594f3f7b9f3ac43a11d92bf3f960 (patch) | |
| tree | 18dcec81e889275f3003535f9f2e96cdb7f50298 /kernel/trace/trace.c | |
| parent | tracing: Update debugfs README file (diff) | |
| download | linux-9607a869ee59594f3f7b9f3ac43a11d92bf3f960.tar.xz linux-9607a869ee59594f3f7b9f3ac43a11d92bf3f960.zip | |
kernel: tracing: Use strlcpy instead of strncpy
Use strlcpy() instead of strncpy() as it will always add a '\0'
to the end of the string even if the buffer is smaller than what
is being copied.
Link: http://lkml.kernel.org/r/51624254.30301@asianux.com
Signed-off-by: Chen Gang <gang.chen@asianux.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Diffstat (limited to 'kernel/trace/trace.c')
| -rw-r--r-- | kernel/trace/trace.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c index 829b2bee24e8..07860b995752 100644 --- a/kernel/trace/trace.c +++ b/kernel/trace/trace.c @@ -125,7 +125,7 @@ static bool allocate_snapshot; static int __init set_cmdline_ftrace(char *str) { - strncpy(bootup_tracer_buf, str, MAX_TRACER_SIZE); + strlcpy(bootup_tracer_buf, str, MAX_TRACER_SIZE); default_bootup_tracer = bootup_tracer_buf; /* We are using ftrace early, expand it */ ring_buffer_expanded = true; @@ -164,7 +164,7 @@ static char *trace_boot_options __initdata; static int __init set_trace_boot_options(char *str) { - strncpy(trace_boot_options_buf, str, MAX_TRACER_SIZE); + strlcpy(trace_boot_options_buf, str, MAX_TRACER_SIZE); trace_boot_options = trace_boot_options_buf; return 0; } |