From: Mark Brown <broonie@opensource.wolfsonmicro.com>
To: Jean Delvare <khali@linux-fr.org>
Cc: Hans Verkuil <hverkuil@xs4all.nl>,
Wolfram Sang <w.sang@pengutronix.de>,
kernel-janitors@vger.kernel.org, linux-i2c@vger.kernel.org,
linux-kernel@vger.kernel.org,
Mauro Carvalho Chehab <mchehab@infradead.org>,
linux-media@vger.kernel.org
Subject: Re: [PATCH 12/24] media/video: fix dangling pointers
Date: Mon, 22 Mar 2010 21:51:18 +0000 [thread overview]
Message-ID: <20100322215118.GC17533@sirena.org.uk> (raw)
In-Reply-To: <20100322213358.31e50b3c@hyperion.delvare>
On Mon, Mar 22, 2010 at 09:33:58PM +0100, Jean Delvare wrote:
> On Sun, 21 Mar 2010 17:09:56 +0100, Hans Verkuil wrote:
> > On Sunday 21 March 2010 15:14:17 Mark Brown wrote:
> > > I agree with this. There are also some use cases where the device data
> > > is actually static (eg, a generic description of the device or a
> > > reference to some other shared resource rather than per device allocated
> > > data).
> From a technical perspective, there is little rationale to have the
> client data pointed to static data. If you could reach it from probe(),
> it has to be a global, and if it is a global, you can reach it again
> directly from the rest of your code.
The use case I can think of there is bus type specific stuff for devices
that support multiple buses.
next prev parent reply other threads:[~2010-03-22 21:51 UTC|newest]
Thread overview: 67+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-20 14:12 i2c-drivers: Remove " Wolfram Sang
2010-03-20 14:12 ` [PATCH 01/24] mtd/maps/pismo: remove dangling pointer and a leak Wolfram Sang
2010-03-20 14:57 ` Russell King
2010-03-20 15:31 ` Wolfram Sang
2010-03-20 15:41 ` Russell King
2010-03-21 8:30 ` David Woodhouse
2010-03-30 12:26 ` Wolfram Sang
2010-03-20 14:12 ` [PATCH 02/24] power/ds2782: really clear i2c_clientdata on exit Wolfram Sang
2010-03-20 21:53 ` Ryan Mallon
2010-03-22 17:08 ` Anton Vorontsov
2010-03-30 12:28 ` Wolfram Sang
2010-03-20 14:12 ` [PATCH 03/24] usb/otg/isp1301_omap: Fix dangling pointer Wolfram Sang
2010-03-20 20:09 ` Felipe Balbi
2010-03-30 12:30 ` Wolfram Sang
2010-03-20 14:12 ` [PATCH 04/24] gpio: fix dangling pointers Wolfram Sang
2010-03-30 12:31 ` Wolfram Sang
2010-03-20 14:12 ` [PATCH 05/24] hwmon: " Wolfram Sang
2010-03-29 14:30 ` Jean Delvare
2010-03-20 14:12 ` [PATCH 06/24] input/keyboard: " Wolfram Sang
2010-03-20 19:20 ` Dmitry Torokhov
2010-03-21 1:59 ` Wolfram Sang
2010-03-30 12:35 ` Wolfram Sang
2010-03-20 14:12 ` [PATCH 07/24] input/touchscreen: " Wolfram Sang
2010-03-20 14:12 ` [PATCH 08/24] leds: " Wolfram Sang
2010-03-30 12:36 ` Wolfram Sang
2010-03-20 14:12 ` [PATCH 09/24] macintosh: " Wolfram Sang
2010-03-20 14:12 ` [PATCH 10/24] media/radio: " Wolfram Sang
2010-03-20 14:12 ` [PATCH 11/24] media/radio/si470x: " Wolfram Sang
2010-03-20 14:12 ` [PATCH 12/24] media/video: " Wolfram Sang
2010-03-20 22:02 ` Hans Verkuil
2010-03-21 11:31 ` Wolfram Sang
2010-03-21 13:46 ` Jean Delvare
2010-03-21 14:14 ` Mark Brown
2010-03-21 16:09 ` Hans Verkuil
2010-03-22 20:33 ` Jean Delvare
2010-03-22 21:51 ` Mark Brown [this message]
2010-03-23 0:35 ` Wolfram Sang
2010-03-30 12:39 ` Wolfram Sang
2010-04-01 8:32 ` Hans Verkuil
2010-03-22 20:36 ` Jean Delvare
2010-03-20 14:12 ` [PATCH 13/24] mfd: " Wolfram Sang
2010-03-20 17:22 ` Mark Brown
2010-03-20 20:25 ` Jean Delvare
2010-03-21 2:09 ` Wolfram Sang
2010-03-25 10:41 ` Samuel Ortiz
2010-03-30 12:41 ` Wolfram Sang
2010-03-20 14:12 ` [PATCH 14/24] misc: " Wolfram Sang
2010-03-30 12:44 ` Wolfram Sang
2010-03-20 14:12 ` [PATCH 15/24] misc/eeprom: " Wolfram Sang
2010-03-20 14:12 ` [PATCH 16/24] power: " Wolfram Sang
2010-03-20 14:12 ` [PATCH 17/24] regulator: " Wolfram Sang
2010-03-20 17:23 ` Mark Brown
2010-03-22 19:49 ` Liam Girdwood
2010-03-30 12:47 ` Wolfram Sang
2010-03-20 14:12 ` [PATCH 18/24] rtc: " Wolfram Sang
2010-03-30 12:49 ` Wolfram Sang
2010-03-20 14:13 ` [PATCH 19/24] staging/dream: " Wolfram Sang
2010-03-20 14:13 ` [PATCH 20/24] staging/go7007: " Wolfram Sang
2010-03-20 14:13 ` [PATCH 21/24] staging/iio/adc: " Wolfram Sang
2010-03-22 12:41 ` Jonathan Cameron
2010-03-20 14:13 ` [PATCH 22/24] staging/iio/light: " Wolfram Sang
2010-03-22 12:41 ` Jonathan Cameron
2010-03-20 14:13 ` [PATCH 23/24] video/matrox: " Wolfram Sang
2010-04-05 14:04 ` James Simmons
2010-03-20 14:13 ` [PATCH 24/24] w1/masters: " Wolfram Sang
2010-04-05 22:59 ` i2c-drivers: Remove " Ben Dooks
2010-04-06 0:06 ` Wolfram Sang
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