From e268c30959b81850ce85124aafc57398d2cb47c6 Mon Sep 17 00:00:00 2001
From: Andrei Karas <akaras@inbox.ru>
Date: Tue, 27 Feb 2018 03:43:29 +0300
Subject: Ignore invalid pincode.

---
 src/char/pincode.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/char/pincode.c b/src/char/pincode.c
index fc1a4c037..b1d41bc2d 100644
--- a/src/char/pincode.c
+++ b/src/char/pincode.c
@@ -172,8 +172,11 @@ void pincode_decrypt(unsigned int userSeed, char* pin) {
 		}
 	}
 
-	for( i = 0; i < 4; i++ ){
-		pin[i] = tab[pin[i] - '0'];
+	for (i = 0; i < 4; i++ ) {
+		if (pin[i] < '0' || pin[i] > '9')
+			pin[i] = '0';
+		else
+			pin[i] = tab[pin[i] - '0'];
 	}
 
 	sprintf(pin, "%d%d%d%d", pin[0], pin[1], pin[2], pin[3]);
-- 
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