From 1e47790c8d2aac850aacc751f169f4ef0456521e Mon Sep 17 00:00:00 2001
From: Ozkan Sezer <sezeroz@gmail.com>
Date: Mon, 26 Aug 2019 18:41:40 +0300
Subject: [PATCH] RPI_FreeCursor: set global_cursor to NULL to prevent
 double-free (bug 4769)

---
 src/video/raspberry/SDL_rpimouse.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/video/raspberry/SDL_rpimouse.c b/src/video/raspberry/SDL_rpimouse.c
index 0a51a40e6..134ebf6b7 100644
--- a/src/video/raspberry/SDL_rpimouse.c
+++ b/src/video/raspberry/SDL_rpimouse.c
@@ -226,6 +226,9 @@ RPI_FreeCursor(SDL_Cursor * cursor)
             SDL_free(cursor->driverdata);
         }
         SDL_free(cursor);
+        if (cursor == global_cursor) {
+            global_cursor = NULL;
+        }
     }
 }