[tip:perf/core] perf tools: Reset output/sort order to default

[tip-bot for Namhyung Kim <tipbot@zytor.com>]

Commit-ID:  d69b2962a0aebd431cdda939f4418dd606e2f77e
Gitweb:     http://git.kernel.org/tip/d69b2962a0aebd431cdda939f4418dd606e2f77e
Author:     Namhyung Kim <namhyung@kernel.org>
AuthorDate: Fri, 23 May 2014 10:59:01 +0900
Committer:  Jiri Olsa <jolsa@kernel.org>
CommitDate: Sun, 1 Jun 2014 14:35:10 +0200

perf tools: Reset output/sort order to default

When reset_output_field() is called, also reset field/sort order to
NULL so that it can have the default values.  It's needed for testing.

Signed-off-by: Namhyung Kim <namhyung@kernel.org>
CC: Arun Sharma <asharma@fb.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Link: http://lkml.kernel.org/r/1401335910-16832-26-git-send-email-namhyung@kernel.org
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
---
 tools/perf/util/sort.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/tools/perf/util/sort.c b/tools/perf/util/sort.c
index 9da8931..254f583 100644
--- a/tools/perf/util/sort.c
+++ b/tools/perf/util/sort.c
@@ -1582,6 +1582,9 @@ void reset_output_field(void)
 	sort__has_sym = 0;
 	sort__has_dso = 0;
 
+	field_order = NULL;
+	sort_order = NULL;
+
 	reset_dimensions();
 	perf_hpp__reset_output_field();
 }