diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c index 89bb6d36c0a7..d39b59cf8a08 100644 --- a/security/selinux/hooks.c +++ b/security/selinux/hooks.c @@ -760,13 +760,13 @@ static void selinux_sb_clone_mnt_opts(const struct super_block *oldsb, * this early in the boot process. */ BUG_ON(!ss_initialized); - /* this might go away sometime down the line if there is a new user - * of clone, but for now, nfs better not get here... */ - BUG_ON(newsbsec->initialized); - /* how can we clone if the old one wasn't set up?? */ BUG_ON(!oldsbsec->initialized); + /* if fs is reusing a sb, just let its options stand... */ + if (newsbsec->initialized) + return; + mutex_lock(&newsbsec->lock); newsbsec->flags = oldsbsec->flags;