Fix a notice related to subsearches, a=chris

Author Chris Pollett <chris@pollett.org>
Author date 2019-07-13 00:Jul:th
Author local date 2019-07-12 17:Jul:th -0700
Committer Chris Pollett <chris@pollett.org>
Committer date 2019-07-13 00:Jul:th
Committer local date 2019-07-12 17:Jul:th -0700
Commit 4711ee777226997e645f540bd3e6a6cd431dc835
Tree 8fda139c52d9f3db4226345ae5a7c7612e41214b
Parent 975d8fd2114dcebe068b5ca28ae0d8f9a534e5f3
Fix a notice related to subsearches, a=chris
Affected files:
src/controllers/SearchController.php
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