[RFC PATCH 1/4] perf-probe: Remove unused tracing_dir variable

From: Masami Hiramatsu
Date: Wed Aug 24 2016 - 01:58:12 EST


Remove unused tracing_dir variable from open_probe_events().

Signed-off-by: Masami Hiramatsu <mhiramat@xxxxxxxxxx>
---
tools/perf/util/probe-file.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/tools/perf/util/probe-file.c b/tools/perf/util/probe-file.c
index 697ef66..6f931e4 100644
--- a/tools/perf/util/probe-file.c
+++ b/tools/perf/util/probe-file.c
@@ -73,11 +73,10 @@ static void print_both_open_warning(int kerr, int uerr)
static int open_probe_events(const char *trace_file, bool readwrite)
{
char buf[PATH_MAX];
- const char *tracing_dir = "";
int ret;

- ret = e_snprintf(buf, PATH_MAX, "%s/%s%s",
- tracing_path, tracing_dir, trace_file);
+ ret = e_snprintf(buf, PATH_MAX, "%s/%s",
+ tracing_path, trace_file);
if (ret >= 0) {
pr_debug("Opening %s write=%d\n", buf, readwrite);
if (readwrite && !probe_event_dry_run)