From: Markus Elfring <Markus.Elfring@web.de>
To: Wen Yang <yellowriver2010@hotmail.com>,
Julia Lawall <Julia.Lawall@lip6.fr>,
Gilles Muller <Gilles.Muller@lip6.fr>,
Nicolas Palix <nicolas.palix@imag.fr>,
Michal Marek <michal.lkml@markovi.net>
Cc: cocci@systeme.lip6.fr, linux-kernel@vger.kernel.org,
kernel-janitors@vger.kernel.org, Wen Yang <wen.yang99@zte.com.cn>,
Cheng Shengyu <cheng.shengyu@zte.com.cn>,
Masahiro Yamada <yamada.masahiro@socionext.com>
Subject: Re: [v6] coccinelle: semantic code search for missing put_device()
Date: Sat, 16 Feb 2019 19:39:56 +0100 [thread overview]
Message-ID: <52c3fdf6-0d04-eed5-da57-ef7d1008c291@web.de> (raw)
In-Reply-To: <HK0PR02MB36344E2B29CEB195892F6420B2610@HK0PR02MB3634.apcprd02.prod.outlook.com>
> In a function, for a local variable obtained by of_find_device_by_node(),
I got a software understanding where such a variable can not be obtained
from this function call.
The return value (like a pointer in this use case) can be stored there.
> v6:
> - to be double sure, replace &id->dev with (T)(&id->dev).
The support for data type casts is another interesting extension for
this source code analysis approach.
Further adjustments might become possible at other places of the presented SmPL script
after specific clarifications of previously mentioned implementation details.
Regards,
Markus
next prev parent reply other threads:[~2019-02-16 18:40 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <HK0PR02MB36344E2B29CEB195892F6420B2610@HK0PR02MB3634.apcprd02.prod.outlook.com>
2019-02-16 16:33 ` [PATCH v6] coccinelle: semantic code search for missing put_device() Julia Lawall
2019-02-16 18:39 ` Markus Elfring [this message]
[not found] ` <HK0PR02MB3634E4B3441651D4F7737399B2620@HK0PR02MB3634.apcprd02.prod.outlook.com>
2019-02-17 7:42 ` 答复: [v6] " Markus Elfring
2019-02-17 9:50 ` [PATCH v6] " Markus Elfring
2019-02-17 11:37 ` Julia Lawall
2019-02-17 11:42 ` Markus Elfring
2019-02-17 11:48 ` Julia Lawall
2019-02-17 12:00 ` [v6] " Markus Elfring
2019-02-17 12:05 ` Julia Lawall
2019-02-17 12:20 ` Markus Elfring
2019-02-17 12:52 ` Julia Lawall
2019-02-17 13:14 ` Markus Elfring
[not found] <201902181122502228026@zte.com.cn>
2019-02-18 6:43 ` Julia Lawall
2019-02-18 8:19 ` Markus Elfring
2019-02-18 21:40 ` Markus Elfring
[not found] <201902191014156680299@zte.com.cn>
2019-02-19 7:04 ` Julia Lawall
2019-02-19 8:12 ` Markus Elfring
2019-02-19 8:29 ` Markus Elfring
2019-03-06 11:18 ` Markus Elfring
[not found] <201902191709341581016@zte.com.cn>
2019-02-19 9:30 ` Markus Elfring
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