conf: don't fail umount2()

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

diff --git a/src/lxc/conf.c b/src/lxc/conf.c
index bbce6404996917b2a1b6ac218a3413c1afe4b5f7..ce98c6163083ad2c13829ef1ba72ea4ef2f1461e 100644 (file)
--- a/src/lxc/conf.c
+++ b/src/lxc/conf.c
@@ -1851,7 +1851,8 @@ static int lxc_finish_devpts_child(struct lxc_handler *handler)
                return syserror("Failed to create path");
 
        close_prot_errno_disarm(conf->devpts_fd);
-       return umount2(rootfs->buf, MNT_DETACH);
+       (void)umount2(rootfs->buf, MNT_DETACH);
+       return 0;
 }
 
 static int lxc_send_devpts_to_parent(struct lxc_handler *handler)