linux-kernel - [tip:perf/core] perf probe: Remove unused tracing

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Message-ID: <tip-04e11960aa9a5edbe612dd8623190e341aedab35@git.kernel.org>
Date:   Mon, 5 Sep 2016 06:19:28 -0700
From:   tip-bot for Masami Hiramatsu <tipbot@...or.com>
To:     linux-tip-commits@...r.kernel.org
Cc:     jolsa@...hat.com, tglx@...utronix.de, peterz@...radead.org,
        acme@...hat.com, hpa@...or.com, mhiramat@...nel.org,
        linux-kernel@...r.kernel.org, mingo@...nel.org
Subject: [tip:perf/core] perf probe: Remove unused tracing_dir variable

Commit-ID:  04e11960aa9a5edbe612dd8623190e341aedab35
Gitweb:     http://git.kernel.org/tip/04e11960aa9a5edbe612dd8623190e341aedab35
Author:     Masami Hiramatsu <mhiramat@...nel.org>
AuthorDate: Wed, 24 Aug 2016 14:57:58 +0900
Committer:  Arnaldo Carvalho de Melo <acme@...hat.com>
CommitDate: Wed, 24 Aug 2016 09:41:56 -0300

perf probe: Remove unused tracing_dir variable

Remove unused tracing_dir variable from open_probe_events().

Signed-off-by: Masami Hiramatsu <mhiramat@...nel.org>
Cc: Jiri Olsa <jolsa@...hat.com>
Cc: Peter Zijlstra <peterz@...radead.org>
Link: http://lkml.kernel.org/r/147201827792.5713.4165387506020511920.stgit@devbox
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 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)