From: Greg KH <gregkh@suse.de>
To: anish <anish198519851985@gmail.com>
Cc: jic23@cam.ac.uk, manuel.stahl@iis.fraunhofer.de,
lucas.demarchi@profusion.mobi, arnd@arndb.de,
devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/2] staging: iio replaced kmalloc with local variables.
Date: Mon, 6 Jun 2011 14:55:49 -0700 [thread overview]
Message-ID: <20110606215549.GA7543@suse.de> (raw)
In-Reply-To: <1307387257.4327.12.camel@anish-desktop>
On Tue, Jun 07, 2011 at 12:37:37AM +0530, anish wrote:
> From: anish kumar <anish198519851985@gmail.com>
>
> Replace kmalloc with local variables as it was un-necessary and
> also removed the redudant code after this change.
No, it was necessary, you just broke this driver on ARM-based systems,
which isn't nice at all :(
SPI data, like USB data, has to come from kmalloced data, not from the
stack, or bad things can, and will, happen.
So I can't accept this patch, sorry.
greg k-h
next prev parent reply other threads:[~2011-06-06 21:56 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-06-06 19:07 [PATCH 1/2] staging: iio replaced kmalloc with local variables anish
2011-06-06 19:13 ` Geert Uytterhoeven
2011-06-06 19:49 ` Dan Carpenter
2011-06-06 19:20 ` Peter Hüwe
2011-06-06 21:55 ` Greg KH [this message]
2011-06-06 22:10 ` Joe Perches
2011-06-06 22:21 ` Greg KH
2011-06-06 22:28 ` Joe Perches
2011-06-06 22:41 ` Greg KH
2011-06-06 22:49 ` Joe Perches
[not found] ` <BANLkTimZP1=tOdsn9eNiERr0Up0xHrr=3g@mail.gmail.com>
2011-06-07 9:43 ` Jonathan Cameron
2011-06-07 10:32 ` anish kumar
2011-06-07 11:23 ` Jonathan Cameron
2011-06-07 9:35 ` Jonathan Cameron
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