Messages in this thread Patch in this message | | | From | Tom Zanussi <> | Subject | [PATCH v12 01/16] tracing: Use str_has_prefix() in synth_event_create() | Date | Tue, 15 Jan 2019 16:05:45 -0600 |
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From: Tom Zanussi <tom.zanussi@linux.intel.com>
Since we now have a str_has_prefix() that returns the length, we can use that instead of explicitly calculating it.
Signed-off-by: Tom Zanussi <tom.zanussi@linux.intel.com> --- kernel/trace/trace_events_hist.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/kernel/trace/trace_events_hist.c b/kernel/trace/trace_events_hist.c index 449d90cfa151..625725ae262f 100644 --- a/kernel/trace/trace_events_hist.c +++ b/kernel/trace/trace_events_hist.c @@ -1200,8 +1200,7 @@ static int synth_event_create(int argc, const char **argv) /* This interface accepts group name prefix */ if (strchr(name, '/')) { - len = sizeof(SYNTH_SYSTEM "/") - 1; - if (strncmp(name, SYNTH_SYSTEM "/", len)) + if ((len = str_has_prefix(name, SYNTH_SYSTEM "/")) == 0) return -EINVAL; name += len; } -- 2.14.1
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