From 5259e9449e479069f3b2cb4a1919b46d189ee847 Mon Sep 17 00:00:00 2001
From: Erich Eckner <git@eckner.net>
Date: Mon, 23 Oct 2017 09:17:57 +0200
Subject: bin/return-assignment: look, that the client actually got the
 assignment (not only that there is an assignment at all)

---
 bin/return-assignment | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/bin/return-assignment b/bin/return-assignment
index ac642a5..27404df 100755
--- a/bin/return-assignment
+++ b/bin/return-assignment
@@ -46,6 +46,12 @@ if [ "$5" = 'ERROR' ]; then
     exit 0
   fi
 
+  # shellcheck disable=SC2154
+  if ! grep -xF "${slave}" "${work_dir}/package-states/$1.$2.$3.$4.locked"; then
+    # whoops, this package is built by someone else
+    exit 0
+  fi
+
   # save sent build logs
   tar -x \
     -C "${build_log_directory}/error" \
-- 
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