From d46ad9843489777e45a10676308b234fee6b0cb5 Mon Sep 17 00:00:00 2001
From: Christian Helmuth <christian.helmuth@genode-labs.com>
Date: Tue, 24 Nov 2015 14:15:48 +0100
Subject: [PATCH] clipboard: check validity of import rom before usage

The attached ROM dataspace may be not yet valid on the first update (or
at any time beyond this explicit test case).
---
 repos/os/src/test/clipboard/main.cc | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/repos/os/src/test/clipboard/main.cc b/repos/os/src/test/clipboard/main.cc
index d893193e3..6a2332528 100644
--- a/repos/os/src/test/clipboard/main.cc
+++ b/repos/os/src/test/clipboard/main.cc
@@ -114,6 +114,10 @@ class Subsystem
 			PLOG("\n%s: import new content:", _name.string());
 
 			_import_rom.update();
+
+			if (!_import_rom.is_valid())
+				return;
+
 			_import_content = _import_rom.local_addr<char>();
 			_log_lines(_import_content, _import_rom.size());