SDL: testmouse: avoid use-after-free

SDL Commits
1 
From 8f21fe4994b49d84d2bceb585061f31b5bd3ff97 Mon Sep 17 00:00:00 2001
From: Anonymous Maarten <[EMAIL REDACTED]>
Date: Tue, 18 Nov 2025 08:35:56 +0100
Subject: [PATCH] testmouse: avoid use-after-free

Bug was introduced in 17a891daa86d226e071a17ff34dc90c146c5d307
---
 test/testmouse.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/test/testmouse.c b/test/testmouse.c
index 094b763ddf8e5..7ddecce222855 100644
--- a/test/testmouse.c
+++ b/test/testmouse.c
@@ -347,7 +347,7 @@ int main(int argc, char *argv[])
 
     while (active) {
         Object *next = active->next;
-        SDL_free(next);
+        SDL_free(active);
         active = next;
     }
     SDL_DestroyRenderer(loop_data.renderer);