From 714d77deddd72cd6efa2af024af0a0340e616816 Mon Sep 17 00:00:00 2001
From: OBattler <oubattler@gmail.com>
Date: Wed, 15 Jan 2020 02:46:16 +0100
Subject: [PATCH] Fixed a double free in the FDI2RAW code.

---
 src/floppy/fdi2raw.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/floppy/fdi2raw.c b/src/floppy/fdi2raw.c
index 5cbbd9a0c..03ddf460f 100644
--- a/src/floppy/fdi2raw.c
+++ b/src/floppy/fdi2raw.c
@@ -326,7 +326,9 @@ static void fdi_decode (uae_u8 *stream, int size, uae_u8 *out)
 			((uae_u32*)out)[i] = v;
 		}
 		free_nodes (root.left);
+		root.left = 0;
 		free_nodes (root.right);
+		root.right = 0;
 	}
 }