[PATCH v2 3/5] perf config: Modify perf_config_set__delete() using global variable 'config_set'

[Taeung Song]

This function deleted allocated config set but
the global variable 'config_set' is used all around
so this directly remove 'config_set' instead of using local variable 'set'.

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/builtin-config.c | 2 +-
 tools/perf/util/config.c    | 8 ++++----
 tools/perf/util/config.h    | 2 +-
 3 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/tools/perf/builtin-config.c b/tools/perf/builtin-config.c
index fe1b77f..8eef3fb 100644
--- a/tools/perf/builtin-config.c
+++ b/tools/perf/builtin-config.c
@@ -106,7 +106,7 @@ int cmd_config(int argc, const char **argv, const char *prefix __maybe_unused)
 		usage_with_options(config_usage, config_options);
 	}
 
-	perf_config_set__delete(set);
+	perf_config_set__delete();
 out_err:
 	return ret;
 }
diff --git a/tools/perf/util/config.c b/tools/perf/util/config.c
index 487d390..abfe1b2 100644
--- a/tools/perf/util/config.c
+++ b/tools/perf/util/config.c
@@ -594,7 +594,7 @@ static int collect_config(const char *var, const char *value,
 
 out_free:
 	free(key);
-	perf_config_set__delete(set);
+	perf_config_set__delete();
 	return -1;
 }
 
@@ -741,10 +741,10 @@ static void perf_config_set__purge(struct perf_config_set *set)
 	}
 }
 
-void perf_config_set__delete(struct perf_config_set *set)
+void perf_config_set__delete(void)
 {
-	perf_config_set__purge(set);
-	free(set);
+	perf_config_set__purge(config_set);
+	zfree(&config_set);
 }
 
 /*
diff --git a/tools/perf/util/config.h b/tools/perf/util/config.h
index 22ec626..be4e603 100644
--- a/tools/perf/util/config.h
+++ b/tools/perf/util/config.h
@@ -21,6 +21,6 @@ struct perf_config_set {
 };
 
 struct perf_config_set *perf_config_set__new(void);
-void perf_config_set__delete(struct perf_config_set *set);
+void perf_config_set__delete(void);
 
 #endif /* __PERF_CONFIG_H */
-- 
2.5.0