Overwrite fix

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
diff --git a/filesetup.c b/filesetup.c
index a85c08f..48b034a 100644
--- a/filesetup.c
+++ b/filesetup.c
@@ -115,7 +115,7 @@
 		for_each_file(td, f, i) {
 			int file_there = !file_ok(td, f);
 
-			if (file_there && td_write(td) && !can_extend) {
+			if (file_there && td_write(td) && !td->overwrite) {
 				unlink(f->file_name);
 				file_there = 0;
 			}