1 files changed, 1 insertions, 1 deletions

diff --git a/kernel/perf_event.c b/kernel/perf_event.c
index 9425c9600c89..accfd7bfe387 100644
--- a/kernel/perf_event.c
+++ b/kernel/perf_event.c
@@ -1831,7 +1831,7 @@ static int perf_event_read_group(struct perf_event *event,
 
                 size = n * sizeof(u64);
 
-                if (copy_to_user(buf + size, values, size)) {
+                if (copy_to_user(buf + ret, values, size)) {
                         ret = -EFAULT;
                         goto unlock;
                 }