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-rw-r--r--includes/module.inc4
1 files changed, 3 insertions, 1 deletions
diff --git a/includes/module.inc b/includes/module.inc
index 475fe8370..38deae940 100644
--- a/includes/module.inc
+++ b/includes/module.inc
@@ -13,7 +13,9 @@ function module_iterate($function, $argument = "") {
// invoke hook $hook of module $name with optional arguments:
function module_invoke($name, $hook, $a1 = 0, $a2 = 0) {
$function = $name ."_". $hook;
- return function_exists($function) ? $function($a1, $a2) : 0;
+ if (function_exists($function)) {
+ return $function($a1, $a2);
+ }
}
// return array of module names (includes lazy module loading):