start: don't close inherited namespace fds

Otherwise we can never share namespaces. Signed-off-by: LiFeng <lifeng68@huawei.com> Acked-by: Christian Brauner <christian.brauner@ubuntu.com>

start: don't close inherited namespace fds
b1eee4e4 · LiFeng · Stéphane Graber · 9bd02221 · b1eee4e4
Unverified Commit b1eee4e4 authored Sep 29, 2017 by LiFeng Committed by Stéphane Graber Oct 04, 2017
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start.c src/lxc/start.c +9 -0

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--- a/src/lxc/start.c
+++ b/src/lxc/start.c
@@ -236,6 +236,15 @@ restart:
 		    (i < len_fds && fd == fds_to_ignore[i]))
 			continue;
+		if (conf) {
+			for (i = 0; i < LXC_NS_MAX; i++)
+				if (conf->inherit_ns_fd[i] == fd)
+					break;
+			if (i < LXC_NS_MAX)
+				continue;
+		}
 		if (current_config && fd == current_config->logfd)
 			continue;