From: Connor H <cmdkhh@gmail.com>
To: Andre Bartke <andre.bartke@googlemail.com>
Cc: Michal Nazarewicz <mina86@mina86.com>,
gregkh@suse.de, linux-usb@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] drivers/usb/gadget: add missing kfree calls
Date: Sat, 4 Jun 2011 18:35:35 -0700 [thread overview]
Message-ID: <BANLkTi=G3gxT0WHham9Yi6SecysGoov68A@mail.gmail.com> (raw)
In-Reply-To: <20110604235449.6a00218c@kvasir>
On Sat, Jun 4, 2011 at 2:54 PM, Andre Bartke
<andre.bartke@googlemail.com> wrote:
> On Sat, 04 Jun 2011 23:35:16 +0200
> "Michal Nazarewicz" <mina86@mina86.com> wrote:
>
>> On Sat, 04 Jun 2011 21:34:54 +0200, Andre Bartke
>> <andre.bartke@googlemail.com> wrote:
>> > diff --git a/drivers/usb/gadget/rndis.c b/drivers/usb/gadget/rndis.c
>> > @@ -700,6 +701,7 @@ static int rndis_reset_response(int configNr,
>> > rndis_reset_msg_type *buf)
>> > resp->AddressingReset = cpu_to_le32(1);
>> > params->resp_avail(params->v);
>> > + kfree(r);
>> > return 0;
>> > }
>>
>> Have you tested this? It does not look right to me.
>> rndis_add_response() allocates memory and puts the request on a
>> list. It is later freed in rndis_free_response().
>>
>
> Nope, the only way I can test this is a build - which it does.
> You might be right though.
building != correct
r is being added to a list in rndis_add_response
Andre is right, rndis_free_response handles list removal
982 if (r && r->buf == buf) {
983 list_del(&r->list);
984 kfree(r);
985 }
in fact all of the kfree calls I believe are incorrect.
Connor
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next prev parent reply other threads:[~2011-06-05 1:35 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-06-04 19:34 [PATCH] drivers/usb/gadget: add missing kfree calls Andre Bartke
2011-06-04 21:35 ` Michal Nazarewicz
2011-06-04 21:54 ` Andre Bartke
2011-06-05 1:35 ` Connor H [this message]
2011-06-05 9:50 ` Andre Bartke
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