From 518aeb38b94c3a88d2bfca67747888cdd1e1b4d9 Mon Sep 17 00:00:00 2001
From: akwizgran <michael@briarproject.org>
Date: Tue, 21 Feb 2023 13:29:35 +0000
Subject: [PATCH] Check that BluetoothSocket's input and output streams aren't
 null.

---
 .../bluetooth/AndroidBluetoothTransportConnection.java | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/bramble-android/src/main/java/org/briarproject/bramble/plugin/bluetooth/AndroidBluetoothTransportConnection.java b/bramble-android/src/main/java/org/briarproject/bramble/plugin/bluetooth/AndroidBluetoothTransportConnection.java
index accc2ea5d..297c11021 100644
--- a/bramble-android/src/main/java/org/briarproject/bramble/plugin/bluetooth/AndroidBluetoothTransportConnection.java
+++ b/bramble-android/src/main/java/org/briarproject/bramble/plugin/bluetooth/AndroidBluetoothTransportConnection.java
@@ -33,8 +33,10 @@ class AndroidBluetoothTransportConnection
 		super(plugin);
 		this.connectionLimiter = connectionLimiter;
 		this.socket = socket;
-		in = timeoutMonitor.createTimeoutInputStream(
-				socket.getInputStream(), plugin.getMaxIdleTime() * 2);
+		InputStream socketIn = socket.getInputStream();
+		if (socketIn == null) throw new IOException();
+		in = timeoutMonitor.createTimeoutInputStream(socketIn,
+				plugin.getMaxIdleTime() * 2L);
 		wakeLock = wakeLockManager.createWakeLock("BluetoothConnection");
 		wakeLock.acquire();
 		String address = socket.getRemoteDevice().getAddress();
@@ -48,7 +50,9 @@ class AndroidBluetoothTransportConnection
 
 	@Override
 	protected OutputStream getOutputStream() throws IOException {
-		return socket.getOutputStream();
+		OutputStream socketOut = socket.getOutputStream();
+		if (socketOut == null) throw new IOException();
+		return socketOut;
 	}
 
 	@Override