linux-kernel - Re: [PATCH] kernel: auditfilter: looping issue, memory leak if has 2 or more AUDIT

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Message-ID: <797985275.12108128.1365625781813.JavaMail.root@redhat.com>
Date:	Wed, 10 Apr 2013 16:29:41 -0400 (EDT)
From:	Eric Paris <eparis@...hat.com>
To:	Chen Gang <gang.chen@...anux.com>
Cc:	Al Viro <viro@...iv.linux.org.uk>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] kernel: auditfilter: looping issue, memory leak if has
 2 or more AUDIT_FILTERKEYs

----- Original Message -----
> 
> 
> in another function: audit_data_to_entry:
> 
>   a. has the same issue for case AUDIT_WATCH.

You are saying if there were 2 of them it will leak the old one?  No.  If you have 2 AUDIT_WATCH entries the first one will set entry->rule->watch and the second will bomb with EINVAL in audit_to_watch()
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