From ab05be3c9ccb0252051abbcde64d5445374848b6 Mon Sep 17 00:00:00 2001
From: Jia Zhang <lans.zhang2008@gmail.com>
Date: Sun, 20 Aug 2017 22:42:32 +0800
Subject: [PATCH] signing-keys: fix the race condition when concurrent import
 operations occur

Signed-off-by: Jia Zhang <lans.zhang2008@gmail.com>
---
 meta-integrity/recipes-core/meta/signing-keys.bbappend | 1 +
 1 file changed, 1 insertion(+)

diff --git a/meta-integrity/recipes-core/meta/signing-keys.bbappend b/meta-integrity/recipes-core/meta/signing-keys.bbappend
index 607438a..058d050 100644
--- a/meta-integrity/recipes-core/meta/signing-keys.bbappend
+++ b/meta-integrity/recipes-core/meta/signing-keys.bbappend
@@ -20,4 +20,5 @@ python check_public_keys () {
         raise bb.build.FuncFailed('Failed to import gpg key (%s): %s' %
                                   (gpg_key, output))
 }
+check_public_keys[lockfiles] = "${TMPDIR}/check_public_keys.lock"
 do_get_public_keys[prefuncs] += "check_public_keys"