preserve inherited fds for stop hook

When preserving fds for the stop hook, make sure to also save any fds we've inherited. Signed-off-by: Serge Hallyn <serge.hallyn@ubuntu.com>

preserve inherited fds for stop hook
f444130e · Serge Hallyn · Stéphane Graber · d06c1c95 · f444130e
Commit f444130e authored Jan 11, 2016 by Serge Hallyn Committed by Stéphane Graber Nov 17, 2016
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start.c src/lxc/start.c +1 -1

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--- a/src/lxc/start.c
+++ b/src/lxc/start.c
@@ -933,7 +933,7 @@ static int lxc_spawn(struct lxc_handler *handler)
 		goto out_delete_net;
 	}
-	if (!preserve_ns(handler->nsfd, handler->clone_flags, handler->pid, &errmsg)) {
+	if (!preserve_ns(handler->nsfd, handler->clone_flags | preserve_mask, handler->pid, &errmsg)) {
 		INFO("Failed to store namespace references for stop hook: %s",
 			errmsg ? errmsg : "(Out of memory)");
 		free(errmsg);