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From: Wolfram Sang <wsa-z923LK4zBo2bacvFa/9K2g@public.gmane.org>
To: Doug Anderson <dianders-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>
Cc: Stephen Warren <swarren-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>,
	Peter Korsgaard
	<peter.korsgaard-ob4gmnvZ1/cAvxtiuMwx3w@public.gmane.org>,
	"Ben Dooks (embedded platforms)"
	<ben-linux-elnMNo+KYs3YtjvyW6yDsg@public.gmane.org>,
	linux-i2c-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH] i2c: mux: Remove unneeded platform_set_drvdata to NULL in remove
Date: Fri, 15 Feb 2013 20:37:36 +0100	[thread overview]
Message-ID: <20130215193736.GD4351@the-dreams.de> (raw)
In-Reply-To: <1360953682-25066-1-git-send-email-dianders-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>

On Fri, Feb 15, 2013 at 10:41:22AM -0800, Doug Anderson wrote:
> Stephen Warren pointed out as part of a code review of another mux
> driver that there should be no need to have
> "platform_set_drvdata(pdev, NULL)" in the remove function.  Get rid of
> it in the i2c-mux-gpio driver.
> 
> See Stephen's comment at:
>   http://www.gossamer-threads.com/lists/linux/kernel/1678627?do=post_view_threaded#1678627
> 
> Signed-off-by: Doug Anderson <dianders-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>

I think we should do this at least I2C subsystem wide (51 occasions of
setting some *_drvdata to NULL), even better kernel-wide. Patching
individual drivers won't cut the confusion around this issue, I am
afraid.

Thanks,

   Wolfram

  parent reply	other threads:[~2013-02-15 19:37 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-02-15 18:41 [PATCH] i2c: mux: Remove unneeded platform_set_drvdata to NULL in remove Doug Anderson
     [not found] ` <1360953682-25066-1-git-send-email-dianders-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>
2013-02-15 19:37   ` Wolfram Sang [this message]
     [not found]     ` <20130215193736.GD4351-z923LK4zBo2bacvFa/9K2g@public.gmane.org>
2013-02-15 19:43       ` Doug Anderson
2013-02-15 19:53         ` Wolfram Sang
     [not found]           ` <20130215195347.GF4351-z923LK4zBo2bacvFa/9K2g@public.gmane.org>
2013-02-15 23:17             ` Doug Anderson
2013-02-15 23:18 ` [PATCH] i2c: Remove unneeded xxx_set_drvdata(..., NULL) calls Doug Anderson
2013-02-17 15:12   ` Peter Korsgaard
2013-02-18 10:35   ` Mika Westerberg
2013-02-18 12:17   ` Marek Vasut
     [not found]   ` <1360970315-32116-1-git-send-email-dianders-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>
2013-02-16 19:52     ` Jean Delvare
2013-02-21 10:48     ` Wolfram Sang

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