SDL: wayland: fixed memory leak at shutdown

SDL Commits
1 
From 802686699449289109f58b9ec4e6200f061e9dd2 Mon Sep 17 00:00:00 2001
From: Sam Lantinga <[EMAIL REDACTED]>
Date: Sat, 2 Nov 2024 22:55:49 -0700
Subject: [PATCH] wayland: fixed memory leak at shutdown

---
 src/video/wayland/SDL_waylandevents.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/video/wayland/SDL_waylandevents.c b/src/video/wayland/SDL_waylandevents.c
index 1de96fbf2efcc..7696c5e15e88b 100644
--- a/src/video/wayland/SDL_waylandevents.c
+++ b/src/video/wayland/SDL_waylandevents.c
@@ -2864,6 +2864,8 @@ void Wayland_input_init_tablet_support(struct SDL_WaylandInput *input, struct zw
     tablet_input->seat = zwp_tablet_manager_v2_get_tablet_seat(tablet_manager, input->seat);
 
     zwp_tablet_seat_v2_add_listener(tablet_input->seat, &tablet_seat_listener, tablet_input);
+
+    input->tablet_input = tablet_input;
 }
 
 static void Wayland_remove_all_pens_callback(SDL_PenID instance_id, void *handle, void *userdata)