From e6739a22a8caba0e9eb073cde43b3b44f091a472 Mon Sep 17 00:00:00 2001
From: Michael Marineau <michael.marineau@coreos.com>
Date: Mon, 10 Feb 2014 21:56:59 -0800
Subject: [PATCH] fix(common): Fix dumb typo in bash alternate-value expansion

Missing a :
Perhaps I'm getting to clever with my shell for my own good.
---
 common.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/common.sh b/common.sh
index 051db8d713..61c7ce7cda 100644
--- a/common.sh
+++ b/common.sh
@@ -322,7 +322,7 @@ fi
 
 # Full version string.
 COREOS_VERSION_ID="${COREOS_BUILD}.${COREOS_BRANCH}.${COREOS_PATCH}"
-COREOS_VERSION_STRING="${COREOS_VERSION_ID}${COREOS_BUILD_ID++}${COREOS_BUILD_ID}"
+COREOS_VERSION_STRING="${COREOS_VERSION_ID}${COREOS_BUILD_ID:++}${COREOS_BUILD_ID}"
 
 # Calculate what today's build version should be, used by release
 # scripts to provide a reasonable default value. The value is the number