// $Header$
// Kernel Version:
//  VERSION = 2
//  PATCHLEVEL = 6
//  SUBLEVEL = 5
//  EXTRAVERSION = -mm3
--- 2.6/ipc/compat_mq.c	2004-04-10 09:59:40.000000000 +0200
+++ build-2.6/ipc/compat_mq.c	2004-04-10 13:15:40.414231437 +0200
@@ -139,6 +139,7 @@
 {
 	mm_segment_t oldfs;
 	struct sigevent notification;
+	char cookie[NOTIFY_COOKIE_LEN];
 	long ret;
 
 	if (!u_notification)
@@ -147,6 +148,14 @@
 	if (get_compat_sigevent(&notification, u_notification))
 		return -EFAULT;
 
+	if (notification.sigev_notify == SIGEV_THREAD) {
+		if (copy_from_user(cookie, u_notification.sigev_value.sival_ptr,
+					NOTIFY_COOKIE_LEN)) {
+			return -EFAULT;
+		}
+		notification.sigev_value.sival_ptr = cookie;
+	}
+
 	oldfs = get_fs();
 	set_fs(KERNEL_DS);
 	ret = sys_mq_notify(mqdes, &notification);