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give static var initial value, fixes #13517 

git-svn-id: http://svn.automattic.com/wordpress/trunk@14867 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
wpmuguru 2010-05-25 00:31:07 +00:00
parent a4e59b62eb
commit 569642dd32
1 changed files with 3 additions and 3 deletions
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6
wp-includes/ms-functions.php
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@ -1210,14 +1210,14 @@ function fix_import_form_size( $size ) {
*/
function global_terms( $term_id, $deprecated = '' ) {
global $wpdb;
static $global_terms_recurse;
static $global_terms_recurse = null;
if ( !global_terms_enabled() )
return $term_id;
// prevent a race condition
$recurse_start = false;
if ( !isset( $global_terms_recurse ) ) {
if ( $global_terms_recurse === null ) {
$recurse_start = true;
$global_terms_recurse = 1;
} elseif ( 10 < $global_terms_recurse++ ) {
@ -1258,7 +1258,7 @@ function global_terms( $term_id, $deprecated = '' ) {
clean_term_cache($term_id);
}
if( $recurse_start )
unset( $global_terms_recurse );
$global_terms_recurse = null;
return $global_id;
}