conf: allow xdev when setting up /dev

Fixes: #3838 Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>

conf: allow xdev when setting up /dev
89606dfb · Christian Brauner · 3bd21f4e · 89606dfb
Unverified Commit 89606dfb authored May 12, 2021 by Christian Brauner
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conf.c src/lxc/conf.c +3 -1

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--- a/src/lxc/conf.c
+++ b/src/lxc/conf.c
@@ -1206,7 +1206,9 @@ static int mount_autodev(const char *name, const struct lxc_rootfs *rootfs,
 		if (ret < 0)
 			return log_error_errno(-errno, errno, "Failed to mount tmpfs onto %d(dev)", fd_fs);
-		ret = fs_attach(fd_fs, rootfs->dfd_mnt, "dev", PROTECT_OPATH_DIRECTORY, PROTECT_LOOKUP_BENEATH, 0);
+		ret = fs_attach(fd_fs, rootfs->dfd_mnt, "dev",
+				PROTECT_OPATH_DIRECTORY,
+				PROTECT_LOOKUP_BENEATH_XDEV, 0);
 	} else {
 		__do_free char *fallback_path = NULL;