Messages in this thread Patch in this message | | | Date | Mon, 8 Apr 2013 08:30:37 -0700 | From | tip-bot for Chen Gang <> | Subject | [tip:perf/urgent] perf: Fix strncpy() use, use strlcpy() instead of strncpy() |
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Commit-ID: 67012ab1d2ce871afea4ee55408f233f97d09d07 Gitweb: http://git.kernel.org/tip/67012ab1d2ce871afea4ee55408f233f97d09d07 Author: Chen Gang <gang.chen@asianux.com> AuthorDate: Mon, 8 Apr 2013 12:06:44 +0800 Committer: Ingo Molnar <mingo@kernel.org> CommitDate: Mon, 8 Apr 2013 13:26:56 +0200
perf: Fix strncpy() use, use strlcpy() instead of strncpy()
For NUL terminated string we always need to set '\0' at the end.
Signed-off-by: Chen Gang <gang.chen@asianux.com> Cc: rostedt@goodmis.org Cc: Frederic Weisbecker <fweisbec@gmail.com> Link: http://lkml.kernel.org/r/51624254.30301@asianux.com Signed-off-by: Ingo Molnar <mingo@kernel.org> --- kernel/trace/trace.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c index 4f1dade..3f5046a 100644 --- a/kernel/trace/trace.c +++ b/kernel/trace/trace.c @@ -132,7 +132,7 @@ static char *default_bootup_tracer; 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 = 1; @@ -162,7 +162,7 @@ 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; }
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