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-rw-r--r--modules/book.module2
1 files changed, 1 insertions, 1 deletions
diff --git a/modules/book.module b/modules/book.module
index 979a614bf..d5802fb33 100644
--- a/modules/book.module
+++ b/modules/book.module
@@ -228,7 +228,7 @@ function book_validate(&$node) {
/**
* Implementation of hook_form().
*/
-function book_form(&$node, &$error) {
+function book_form(&$node) {
global $user;
$op = $_POST['op'];