Fix Undefined variable: result at tags.php#231

Fix app":"PHP","message":"Undefined variable: result at \/var\/www\/owncloud\/lib\/private\/tags.php#231" by moving the function call into the respective loop

Adjust indentation

Do it right - indentation

sorry, this is my first one

lib/private/tags.php

@@ -227,10 +227,10 @@ class Tags implements \OCP\ITags {
 					}
 					$entry = $entries[$objId][] = $row['category'];
 				}
-			}
-			if (\OCP\DB::isError($result)) {
-				\OCP\Util::writeLog('core', __METHOD__. 'DB error: ' . \OCP\DB::getErrorMessage($result), \OCP\Util::ERROR);
-				return false;
+				if (\OCP\DB::isError($result)) {
+					\OCP\Util::writeLog('core', __METHOD__. 'DB error: ' . \OCP\DB::getErrorMessage($result), \OCP\Util::ERROR);
+					return false;
+				}
 			}
 		} catch(\Exception $e) {
 			\OCP\Util::writeLog('core', __METHOD__.', exception: '.$e->getMessage(),