From 2da577bc948bfb30966e361607b9f9d691b55e60 Mon Sep 17 00:00:00 2001
From: Philipp Crocoll <philipp@crocoll.net>
Date: Wed, 4 Oct 2017 22:30:11 +0200
Subject: [PATCH] avoid multiple initialization of fingerprint as described in
 #3

---
 src/keepass2android/QuickUnlock.cs | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/keepass2android/QuickUnlock.cs b/src/keepass2android/QuickUnlock.cs
index d9c78fa6..8ba3d556 100644
--- a/src/keepass2android/QuickUnlock.cs
+++ b/src/keepass2android/QuickUnlock.cs
@@ -224,6 +224,13 @@ namespace keepass2android
 		{
 			Kp2aLog.Log("InitFingerprintUnlock");
 
+			if (_fingerprintIdentifier != null)
+			{
+				Kp2aLog.Log("Already listening for fingerprint!");
+				return true;
+			}
+
+
 			var btn = FindViewById<ImageButton>(Resource.Id.fingerprintbtn);
 			try
 			{