[FIXED JENKINS-10812] Used the shorter fix recommended by aharder, and found another place where actions on null objects are attempted.
[FIXED JENKINS-10812]
Used the shorter fix recommended by aharder, and found another place where
actions on null objects are attempted.

jenkinsci/email-ext-plugin,jenkinsci/email-ext-plugin,jenkinsci/email-ext-plugin,jenkinsci/email-ext-plugin