From b2cbbb63c6c90d6d37d201a86536b25709cfcb4f Mon Sep 17 00:00:00 2001
From: toasterbabe <rollerorbital@gmail.com>
Date: Sat, 29 Apr 2017 16:40:07 +0100
Subject: [PATCH] Prevent holding down one of the string change keys being free
 lag generation.

---
 src/m_menu.c | 17 ++++++++++++-----
 1 file changed, 12 insertions(+), 5 deletions(-)

diff --git a/src/m_menu.c b/src/m_menu.c
index 8688080ce..f57059dfb 100644
--- a/src/m_menu.c
+++ b/src/m_menu.c
@@ -4703,12 +4703,19 @@ static boolean M_ChangeStringAddons(INT32 choice)
 	switch (choice)
 	{
 		case KEY_DEL:
-			len = menusearch[1] = 0;
-			return true;
+			if (len)
+			{
+				len = menusearch[1] = 0;
+				return true;
+			}
+			break;
 		case KEY_BACKSPACE:
-			if (len > 0)
+			if (len)
+			{
 				menusearch[1+--len] = 0;
-			return true;
+				return true;
+			}
+			break;
 		default:
 			if (choice >= 32 && choice <= 127)
 			{
@@ -4716,8 +4723,8 @@ static boolean M_ChangeStringAddons(INT32 choice)
 				{
 					menusearch[1+len++] = (char)choice;
 					menusearch[1+len] = 0;
+					return true;
 				}
-				return true;
 			}
 			break;
 	}