[tip:perf/core] perf probe: Remove unused tracing_dir variable

tip-bot for Masami Hiramatsu
2016-09-05T13:20:13Z

Commit-ID: 04e11960aa9a5edbe612dd8623190e341aedab35
Gitweb: http://git.kernel.org/tip/04e11960aa9a5edbe612dd8623190e341aedab35
Author: Masami Hiramatsu <mhiramat@kernel.org>
AuthorDate: Wed, 24 Aug 2016 14:57:58 +0900
Committer: Arnaldo Carvalho de Melo <acme@redhat.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@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>
---
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)