Automatic merge from submit-queue (batch tested with PRs 47619, 47951, 46260, 48277) iSCSi plugin: Remove redundant nil check **What this PR does / why we need it**: This patch is for cleanup of redundant nil check in iSCSI plugin. This was mentioned at the code review on origin github thread. https://github.com/openshift/origin/pull/14565 **Which issue this PR fixes** **Special notes for your reviewer**: **Release note**: ``` NONE ```