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MINOR Defensive coding in MigrateSiteTreeLinkingTask
git-svn-id: svn://svn.silverstripe.com/silverstripe/open/modules/sapphire/branches/2.4@104594 467b73ca-7a2a-4603-9d3b-597d59a354a9
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@ -24,7 +24,7 @@ class MigrateSiteTreeLinkingTask extends BuildTask {
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// Databases like MSSQL will give duplicate results - remove them
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// This would normally be fixed by using SELECT DISTINCT, but DataObject::get() doesn't support it
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$linkedPages->removeDuplicates();
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if($linkedPages) $linkedPages->removeDuplicates();
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if($linkedPages) foreach($linkedPages as $page) {
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$tracking = DB::query(sprintf (
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