[PATCH v3 2/4] perf tools: Fill in a lacking part no checking NULL after zalloc() in parse-events.c

[Taeung Song]

Signed-off-by: Taeung Song <treeze.tae...@gmail.com>
---
 tools/perf/util/parse-events.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c
index 5d90fe7..0c3b81a 100644
--- a/tools/perf/util/parse-events.c
+++ b/tools/perf/util/parse-events.c
@@ -211,6 +211,8 @@ struct tracepoint_path *tracepoint_id_to_path(u64 config)
                                closedir(evt_dir);
                                closedir(sys_dir);
                                path = zalloc(sizeof(*path));
+                               if (!path)
+                                       return NULL;
                                path->system = malloc(MAX_EVENT_LENGTH);
                                if (!path->system) {
                                        free(path);
-- 
2.7.4