[PATCH 15/20] perf diff: Add missing setup_output_field()

[Namhyung Kim]

The perf diff command itself doesn't make use of the --fields option,
it still needs to call the function since the output only work with
that way.

Signed-off-by: Namhyung Kim <namhyung@xxxxxxxxxx>
---
 tools/perf/builtin-diff.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/tools/perf/builtin-diff.c b/tools/perf/builtin-diff.c
index f3b10dcf6838..670d191bec31 100644
--- a/tools/perf/builtin-diff.c
+++ b/tools/perf/builtin-diff.c
@@ -1155,6 +1155,9 @@ int cmd_diff(int argc, const char **argv, const char *prefix __maybe_unused)
 	if (setup_sorting() < 0)
 		usage_with_options(diff_usage, options);
 
+	if (setup_output_field() < 0)
+		usage_with_options(diff_usage, options);
+
 	setup_pager();
 
 	sort__setup_elide(NULL);
-- 
1.9.2

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