From: "Gustavo A. R. Silva" <gustavo@embeddedor.com>
To: Marc Kleine-Budde <mkl@pengutronix.de>,
Wolfgang Grandegger <wg@grandegger.com>,
"David S. Miller" <davem@davemloft.net>
Cc: linux-can@vger.kernel.org, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH net-next] can: kvaser_usb: Use struct_size() in alloc_candev()
Date: Thu, 28 Mar 2019 12:58:48 -0500 [thread overview]
Message-ID: <5760e0a4-101d-9ff4-b5e8-046b7dd38d1b@embeddedor.com> (raw)
In-Reply-To: <b736a7b3-819a-a471-c767-2997354e70e4@pengutronix.de>
Hi Marc,
On 2/26/19 1:52 AM, Marc Kleine-Budde wrote:
> On 2/8/19 4:10 AM, Gustavo A. R. Silva wrote:
>> One of the more common cases of allocation size calculations is finding
>> the size of a structure that has a zero-sized array at the end, along
>> with memory for some number of elements for that array. For example:
>>
>> struct foo {
>> int stuff;
>> void *entry[];
>> };
>>
>> instance = alloc(sizeof(struct foo) + count * sizeof(void *));
>>
>> Instead of leaving these open-coded and prone to type mistakes, we can
>> now use the new struct_size() helper:
>>
>> instance = alloc(struct_size(instance, entry, count));
>>
>> This code was detected with the help of Coccinelle.
>>
>> Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
>
> Applied to linux-can-next.
>
I noticed this patch is not in linux-next.
I wonder if you actually applied it to your tree.
Thanks
--
Gustavo
prev parent reply other threads:[~2019-03-28 17:58 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-02-08 3:10 [PATCH net-next] can: kvaser_usb: Use struct_size() in alloc_candev() Gustavo A. R. Silva
2019-02-26 0:48 ` Gustavo A. R. Silva
2019-05-01 17:42 ` Gustavo A. R. Silva
2019-02-26 7:52 ` Marc Kleine-Budde
2019-03-28 17:58 ` Gustavo A. R. Silva [this message]
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