From: Josip Rodin <joy@entuzijast.net>
To: Milton Miller <miltonm@bga.com>
Cc: Grant Likely <grant.likely@secretlab.ca>,
David Miller <davem@davemloft.net>,
devicetree-discuss@lists.ozlabs.org,
linux-kernel@vger.kernel.org, sparclinux@vger.kernel.org
Subject: Re: [PATCH] of: fix race when matching drivers
Date: Wed, 18 May 2011 17:45:17 +0200 [thread overview]
Message-ID: <20110518154517.GA26070@entuzijast.net> (raw)
In-Reply-To: <1305732459_6563@mail4.comsite.net>
On Wed, May 18, 2011 at 10:27:39AM -0500, Milton Miller wrote:
> --- work.git.orig/include/linux/of_device.h 2011-05-18 09:57:01.014386816 -0500
> +++ work.git/include/linux/of_device.h 2011-05-18 09:58:27.537431575 -0500
> @@ -21,8 +21,15 @@ extern void of_device_make_bus_id(struct
> static inline int of_driver_match_device(struct device *dev,
> const struct device_driver *drv)
> {
> - dev->of_match = of_match_device(drv->of_match_table, dev);
> - return dev->of_match != NULL;
> + const struct of_device_id *match;
> +
> + match = of_match_device(drv->of_match_table, dev);
> + if (match) {
> + dev->of_match = of_match_device(drv->of_match_table, dev);
> + return 1;
> + }
> +
> + return 0;
> }
Err, is there some reason to avoid simply assigning the existing result:
dev->of_match = match; ?
--
2. That which causes joy or happiness.
next prev parent reply other threads:[~2011-05-18 16:28 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <alpine.SOC.1.00.1105021259220.6200@math.ut.ee>
2011-05-17 20:43 ` SBus devices sometimes detected, sometimes not David Miller
2011-05-18 4:29 ` Grant Likely
2011-05-18 13:59 ` mroos
2011-05-18 15:27 ` [PATCH] of: fix race when matching drivers Milton Miller
2011-05-18 15:41 ` Grant Likely
2011-05-18 15:47 ` Grant Likely
2011-05-18 15:45 ` Josip Rodin [this message]
2011-05-18 16:21 ` Grant Likely
2011-05-18 17:03 ` Milton Miller
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