1 files changed, 5 insertions, 0 deletions

diff --git a/kernel/perf_event.c b/kernel/perf_event.c
index aede71245e9f..7961b27aceea 100644
--- a/kernel/perf_event.c
+++ b/kernel/perf_event.c
@@ -6099,6 +6099,11 @@ inherit_event(struct perf_event *parent_event,
         child_event->overflow_handler = parent_event->overflow_handler;
 
         /*
+         * Precalculate sample_data sizes
+         */
+        perf_event__header_size(child_event);
+
+        /*
          * Link it up in the child's context:
          */
         raw_spin_lock_irqsave(&child_ctx->lock, flags);