[BUGFIX][PATCH v5 2/9] perf config: Finally free a config set after collect_config() worked

[Taeung Song]

Current colllect_config() free a config set on failure.
But it is needed to finally free it at perf_config_set__new()
after collect_config() worked.

Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Masami Hiramatsu <mhiramat@xxxxxxxxxx>
Cc: Alexander Shishkin <alexander.shishkin@xxxxxxxxxxxxxxx>
Signed-off-by: Taeung Song <treeze.taeung@xxxxxxxxx>
---
 tools/perf/util/config.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/tools/perf/util/config.c b/tools/perf/util/config.c
index b500737..d013f90 100644
--- a/tools/perf/util/config.c
+++ b/tools/perf/util/config.c
@@ -639,7 +639,6 @@ static int collect_config(const char *var, const char *value,
 
 out_free:
 	free(key);
-	perf_config_set__delete(set);
 	return -1;
 }
 
@@ -649,7 +648,8 @@ struct perf_config_set *perf_config_set__new(void)
 
 	if (set) {
 		INIT_LIST_HEAD(&set->sections);
-		perf_config(collect_config, set);
+		if (perf_config(collect_config, set) < 0)
+			perf_config_set__delete(set);
 	}
 
 	return set;
-- 
2.5.0