From b6d57a492bed3534b3fdc4a76955edddf7609089 Mon Sep 17 00:00:00 2001
From: ameba23 <ameba23@systemli.org>
Date: Tue, 23 Mar 2021 08:25:09 +0100
Subject: [PATCH] only allow choosing a threshold with > 3 custodians

---
 .../android/socialbackup/DistributedBackupActivity.java      | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/briar-android/src/main/java/org/briarproject/briar/android/socialbackup/DistributedBackupActivity.java b/briar-android/src/main/java/org/briarproject/briar/android/socialbackup/DistributedBackupActivity.java
index 4f8b29ea8..27f0e1b51 100644
--- a/briar-android/src/main/java/org/briarproject/briar/android/socialbackup/DistributedBackupActivity.java
+++ b/briar-android/src/main/java/org/briarproject/briar/android/socialbackup/DistributedBackupActivity.java
@@ -64,6 +64,11 @@ public class DistributedBackupActivity extends BriarActivity implements
 				String.format("selected %d contacts", contacts.size()),
 				Toast.LENGTH_SHORT).show();
 		custodians = contacts;
+		if (contacts.size() < 4) {
+			// For 2 or 3 contacts, there is no choice of threshold
+			thresholdDefined(2);
+			return;
+		}
 		ThresholdSelectorFragment fragment =
 				ThresholdSelectorFragment.newInstance(contacts.size());
 		showNextFragment(fragment);