--- fs/cifs/file.c.orig	2006-05-23 16:44:19.048295000 +0200
+++ fs/cifs/file.c	2006-05-23 16:45:03.039044250 +0200
@@ -82,6 +82,8 @@
 		return FILE_CREATE;
 	else if ((flags & (O_CREAT | O_TRUNC)) == (O_CREAT | O_TRUNC))
 		return FILE_OVERWRITE_IF;
+	else if ((flags & (O_TRUNC)) == (O_TRUNC))
+		return FILE_OVERWRITE;
 	else if ((flags & O_CREAT) == O_CREAT)
 		return FILE_OPEN_IF;
 	else