vagrant_up: fix bash legacy syntax

This commit rewrites the deprecated syntax used in vagrant_up.sh

Signed-off-by: Guillaume Abrioux <gabrioux@redhat.com>

diff --git a/tests/scripts/vagrant_up.sh b/tests/scripts/vagrant_up.sh
index 819ff46c8b28f6228cbf897cfbcb254d271cbeac..b400c0da7bbd64886e33120de4255e7d5b82e7c3 100644 (file)
--- a/tests/scripts/vagrant_up.sh
+++ b/tests/scripts/vagrant_up.sh
@@ -8,7 +8,7 @@ until [ $retries -ge 5 ]
 do
   echo "Attempting to start VMs. Attempts: $retries"
   timeout 10m time vagrant up "$@" && break
-  retries=$[$retries+1]
+  retries=$((retries+1))
   sleep 5
 done