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-rw-r--r--tools/perf/util/map.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/tools/perf/util/map.c b/tools/perf/util/map.c
index fbc40a2c17d4..8af693d9678c 100644
--- a/tools/perf/util/map.c
+++ b/tools/perf/util/map.c
@@ -840,15 +840,18 @@ out:
int maps__clone(struct thread *thread, struct maps *parent)
{
struct maps *maps = thread->maps;
- int err = -ENOMEM;
+ int err;
struct map *map;
down_read(&parent->lock);
maps__for_each_entry(parent, map) {
struct map *new = map__clone(map);
- if (new == NULL)
+
+ if (new == NULL) {
+ err = -ENOMEM;
goto out_unlock;
+ }
err = unwind__prepare_access(maps, new, NULL);
if (err)