Correct syntax error in stack.sh
for baremtal dhcp-option
Change-Id: I0e29bf2e429b65065fdcd9e38b16a7ab6c04d917
diff --git a/stack.sh b/stack.sh
index 0f009fc..c9ca43f 100755
--- a/stack.sh
+++ b/stack.sh
@@ -1266,7 +1266,7 @@
sudo dnsmasq --conf-file= --port=0 --enable-tftp --tftp-root=/tftpboot \
--dhcp-boot=pxelinux.0 --bind-interfaces --pid-file=/var/run/dnsmasq.pid \
--interface=$BM_DNSMASQ_IFACE --dhcp-range=$BM_DNSMASQ_RANGE \
- ${$BM_DNSMASQ_DNS:+--dhcp-option=option:dns-server,$BM_DNSMASQ_DNS}
+ ${BM_DNSMASQ_DNS:+--dhcp-option=option:dns-server,$BM_DNSMASQ_DNS}
# ensure callback daemon is running
sudo pkill nova-baremetal-deploy-helper || true
screen_it baremetal "nova-baremetal-deploy-helper"