* load_program() (and probably others) could call delete_image() with a NULL

pointer - which it now handles gracefully.
* This also fixes starting the runtime loader directly: it no longer crashes
  but will just return an error.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@22409 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/system/runtime_loader/elf.cpp

@@ -370,6 +370,9 @@ delete_image_struct(image_t *image)
 static void
 delete_image(image_t *image)
 {
+	if (image == NULL)
+		return;
+
 	_kern_unregister_image(image->id);
 		// registered in load_container()