From fe47a0a1f7c8efa02547c668e0268d9f28611462 Mon Sep 17 00:00:00 2001
From: Peter Hutterer <peter.hutterer@who-t.net>
Date: Fri, 12 Dec 2025 16:17:50 +1000
Subject: [PATCH] Unref frame events when discarding an empty frame

Otherwise we leak that frame event.

Part-of: <https://gitlab.freedesktop.org/libinput/libei/-/merge_requests/366>
---
 src/libei.c  | 4 +++-
 src/libeis.c | 4 +++-
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/libei.c b/src/libei.c
index 76d4587..7fe9a62 100644
--- a/src/libei.c
+++ b/src/libei.c
@@ -285,8 +285,10 @@ queue_event(struct ei *ei, struct ei_event *event)
 		break;
 	case EI_EVENT_FRAME:
 		/* silently discard empty frames */
-		if (list_empty(&device->pending_event_queue))
+		if (list_empty(&device->pending_event_queue)) {
+			ei_event_unref(event);
 			return;
+		}
 
 		struct ei_event *pending;
 		list_for_each_safe(pending, &device->pending_event_queue, link) {
diff --git a/src/libeis.c b/src/libeis.c
index a83d465..002ee7b 100644
--- a/src/libeis.c
+++ b/src/libeis.c
@@ -216,8 +216,10 @@ eis_queue_event(struct eis_event *event)
 		break;
 	case EIS_EVENT_FRAME: {
 		/* silently discard empty frames */
-		if (list_empty(&device->pending_event_queue))
+		if (list_empty(&device->pending_event_queue)) {
+			eis_event_unref(event);
 			return;
+		}
 
 		struct eis_event *pending;
 		list_for_each_safe(pending, &device->pending_event_queue, link) {