coverity#1240252 Unchecked return value

Change-Id: I472f9fc9cb7b5d2e7030cc4272e29b955931ee88
coverity#1231670 Unchecked return value

Change-Id: I29a751b2d44e86ccf115015b0ede8bae2e702eea
coverity#1231669 Unchecked return value

Change-Id: I60b7c8267c81b0545c2bcc367ad6cac43aefad64
coverity#1223085 Unchecked return value

Change-Id: I4149684a6f704893e130bd1776850634fdb67ceb
coverity#1209004 Unchecked return value

Change-Id: I8749a5d6f176406e181312d94a1e643974d87617
coverity#1208996 Unchecked return value

Change-Id: I02e79ddeefa3961ab7adeb71fbc57bfd0cbe02a8