From e144cd713f28af1d525f62bcf379925f10aa7a61 Mon Sep 17 00:00:00 2001
From: David Holm <dholmster@gmail.com>
Date: Sat, 29 Dec 2018 12:15:39 +0100
Subject: [PATCH] menu: Initialize variables before use

Initialize `rdb` and `m` to zero at the top of `HandleUI` before they
are accessed.
---
 menu.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/menu.cpp b/menu.cpp
index ed79b8b..0f84160 100644
--- a/menu.cpp
+++ b/menu.cpp
@@ -678,12 +678,12 @@ void HandleUI(void)
 		return;
 	}
 	
-	struct RigidDiskBlock *rdb;
+	struct RigidDiskBlock *rdb = nullptr;
 
 	static char opensave;
 	char *p;
 	char s[40];
-	unsigned char m, up, down, select, menu, right, left, plus, minus;
+	unsigned char m = 0, up, down, select, menu, right, left, plus, minus;
 	uint8_t mod;
 	unsigned long len;
 	char enable;