perf probe: Remove unused tracing_dir variable
Remove unused tracing_dir variable from open_probe_events(). Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Peter Zijlstra <peterz@infradead.org> Link: http://lkml.kernel.org/r/147201827792.5713.4165387506020511920.stgit@devbox Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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@ -73,11 +73,10 @@ static void print_both_open_warning(int kerr, int uerr)
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static int open_probe_events(const char *trace_file, bool readwrite)
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{
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char buf[PATH_MAX];
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const char *tracing_dir = "";
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int ret;
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ret = e_snprintf(buf, PATH_MAX, "%s/%s%s",
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tracing_path, tracing_dir, trace_file);
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ret = e_snprintf(buf, PATH_MAX, "%s/%s",
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tracing_path, trace_file);
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if (ret >= 0) {
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pr_debug("Opening %s write=%d\n", buf, readwrite);
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if (readwrite && !probe_event_dry_run)
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