Messages in this thread Patch in this message | | | Date | Mon, 08 Apr 2013 12:06:44 +0800 | From | Chen Gang <> | Subject | [PATCH] kernel: trace: strncpy, using strlcpy instead of strncpy |
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for NUL terminated string, need always set '\0' at the end.
Signed-off-by: Chen Gang <gang.chen@asianux.com> --- 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 829b2be..07860b9 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; } -- 1.7.7.6
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