[PATCH 1/1] perf diff: fix error return value in __cmd_diff()

[Zhen Lei]

An appropriate return value should be set on the failed path.

Reported-by: Hulk Robot <hul...@huawei.com>
Signed-off-by: Zhen Lei <thunder.leiz...@huawei.com>
---
 tools/perf/builtin-diff.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/tools/perf/builtin-diff.c b/tools/perf/builtin-diff.c
index 584e2e1a3793..cefc71506409 100644
--- a/tools/perf/builtin-diff.c
+++ b/tools/perf/builtin-diff.c
@@ -1222,8 +1222,10 @@ static int __cmd_diff(void)
                if (compute == COMPUTE_STREAM) {
                        d->evlist_streams = evlist__create_streams(
                                                d->session->evlist, 5);
-                       if (!d->evlist_streams)
+                       if (!d->evlist_streams) {
+                               ret = -ENOMEM;
                                goto out_delete;
+                       }
                }
        }
 
-- 
2.26.0.106.g9fadedd