From: David Miller <davem@davemloft.net>
To: tim.c.chen@linux.intel.com
Cc: eric.dumazet@gmail.com, viro@zeniv.linux.org.uk,
ebiederm@xmission.com, ak@linux.intel.com,
matt.fleming@linux.intel.com, linux-kernel@vger.kernel.org,
netdev@vger.kernel.org
Subject: Re: [Patch] Scm: Remove unnecessary pid & credential references in Unix socket's send and receive path
Date: Thu, 18 Aug 2011 22:04:32 -0700 (PDT) [thread overview]
Message-ID: <20110818.220432.1711182086933489213.davem@davemloft.net> (raw)
In-Reply-To: <1313625374.2576.2908.camel@schen9-DESK>
From: Tim Chen <tim.c.chen@linux.intel.com>
Date: Wed, 17 Aug 2011 16:56:14 -0700
> +static __inline__ void scm_release(struct scm_cookie *scm)
> +{
> + /* keep ref on pid and cred */
> + scm->pid = NULL;
> + scm->cred = NULL;
> + if (scm && scm->fp)
> + __scm_destroy(scm);
> +}
After dereferencing scm-> already, it seems a big redundant to test
it subsequently against NULL.
next prev parent reply other threads:[~2011-08-19 5:04 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-08-17 23:56 [Patch] Scm: Remove unnecessary pid & credential references in Unix socket's send and receive path Tim Chen
2011-08-19 5:04 ` David Miller [this message]
2011-08-19 16:44 ` Tim Chen
2011-08-23 0:40 ` David Miller
2011-08-23 0:57 ` Tim Chen
2011-08-25 2:43 ` David Miller
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