Re: [PATCH v4 09/11] smack: namespace groundwork

[Hillf Danton]

> 
> +static inline void smack_userns_free(struct user_namespace *ns)
> +{
> +	struct smack_ns *snsp = ns->security;
> +	struct smack_known *skp;
> +	struct smack_known_ns *sknp, *n;
> +
> +	list_for_each_entry_safe(sknp, n, &snsp->smk_mapped, smk_list_ns) {
> +		skp = sknp->smk_unmapped;
> +
> +		mutex_lock(&skp->smk_mapped_lock);
> +		list_del_rcu(&sknp->smk_list_known);
> +		if (sknp->smk_allocated)
> +			kfree(sknp->smk_mapped);
> +		kfree(sknp);

sknp is released,
> +		mutex_unlock(&skp->smk_mapped_lock);
> +
> +		list_del(&sknp->smk_list_ns);

but it is used again! typo?
> +	}
> +
> +	kfree(snsp);
> +}
> +
> 


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