[PATCH openbmc] Add workaround to avoid disabling serial console

[OpenBMC Patches]

From: Adriana Kobylak <anoo at us.ibm.com>

This is a workaround for issue:
https://github.com/openbmc/openbmc/issues/152
Once the issue is resolved, this workaround can be removed.
---
 meta-phosphor/common/recipes-core/systemd/systemd_%.bbappend | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/meta-phosphor/common/recipes-core/systemd/systemd_%.bbappend b/meta-phosphor/common/recipes-core/systemd/systemd_%.bbappend
index 680595c..8b3b25d 100644
--- a/meta-phosphor/common/recipes-core/systemd/systemd_%.bbappend
+++ b/meta-phosphor/common/recipes-core/systemd/systemd_%.bbappend
@@ -6,4 +6,8 @@ FILES_${PN} += "${libdir}/systemd/network/default.network"
 
 do_install_append() {
         install -m 644 ${WORKDIR}/default.network ${D}${libdir}/systemd/network/
+
+        #TODO Remove after this issue is resolved
+        #https://github.com/openbmc/openbmc/issues/152
+        ln -s /dev/null ${D}/etc/systemd/system/systemd-hwdb-update.service
 }
-- 
2.6.4