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From: Dmitry Torokhov <dmitry.torokhov@gmail.com>
To: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: "Rafael J. Wysocki" <rjw@rjwysocki.net>,
	Joe Perches <joe@perches.com>,
	"Rafael J. Wysocki" <rafael.j.wysocki@intel.com>,
	linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org,
	Mika Westerberg <mika.westerberg@linux.intel.com>,
	Hans de Goede <hdegoede@redhat.com>,
	Wolfram Sang <wsa@the-dreams.de>
Subject: Re: [PATCH v4 3/4] device property: constify property arrays values
Date: Thu, 2 Feb 2017 10:38:31 -0800	[thread overview]
Message-ID: <20170202183831.GA32759@dtor-ws> (raw)
In-Reply-To: <1486057978.2133.369.camel@linux.intel.com>

On Thu, Feb 02, 2017 at 07:52:58PM +0200, Andy Shevchenko wrote:
> On Thu, 2017-02-02 at 09:07 -0800, Dmitry Torokhov wrote:
> > On February 2, 2017 8:48:30 AM PST, Andy Shevchenko <andriy.shevchenko
> > @linux.intel.com> wrote:
> > > On Thu, 2017-02-02 at 08:39 -0800, Dmitry Torokhov wrote:
> > > > From: Dmitry Torokhov <dmitry.torokhov@gmail.com>
> > > > 
> > > > Data that is fed into property arrays should not be modified, so
> > > 
> > > let's
> > > > mark
> > > > relevant pointers as const. This will allow us making source
> > > > arrays
> > > 
> > > as
> > > > const/__initconst.
> > > > 
> > > > Also fix memory leaks on errors in property_entry_copy().
> > > 
> > > While the code looks okay, I'm not sure what memory leaks you are
> > > referring to. The idea as far as I remember was to run *free()
> > > function
> > > if *copy() fails.
> > 
> > That could have been OK for internal function, but will not work for
> > public API, as it goes against normal pattern.
> > 
> > You will be old and grey and still correcting patches that would be
> > getting it wrong :)
> 
> Yes, which sounds not exactly as "we have memory leaks and here we are
> fixing them". So, my comment regarding to phrasing of the commit
> message. Someone might mistakenly think that it needs to be ported as
> earlier as this had been introduced.

OK, I'll leave it up to Rafael to massage the commit message as he sees
fit.

Thanks.

-- 
Dmitry

  reply	other threads:[~2017-02-02 18:50 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-02-01 17:31 [PATCH v3 0/4] Export APIs to copy device properties & more Dmitry Torokhov
2017-02-01 17:31 ` [PATCH v3 1/4] device property: export code duplicating array of property entries Dmitry Torokhov
2017-02-01 17:31 ` [PATCH v3 2/4] device property: allow to constify properties Dmitry Torokhov
2017-02-01 17:31 ` [PATCH v3 3/4] driver property: constify property arrays values Dmitry Torokhov
2017-02-01 23:30   ` Joe Perches
2017-02-02 11:24     ` Rafael J. Wysocki
2017-02-02 16:39       ` [PATCH v4 3/4] device " Dmitry Torokhov
2017-02-02 16:48         ` Andy Shevchenko
2017-02-02 17:07           ` Dmitry Torokhov
2017-02-02 17:52             ` Andy Shevchenko
2017-02-02 18:38               ` Dmitry Torokhov [this message]
2017-02-02 23:16                 ` Rafael J. Wysocki
2017-02-03  0:16                   ` Dmitry Torokhov
2017-02-03  0:37                     ` Rafael J. Wysocki
2017-02-03  1:06                       ` Dmitry Torokhov
2017-02-02 10:08   ` [PATCH v3 3/4] driver " Mika Westerberg
2017-02-01 17:31 ` [PATCH v3 4/4] i2c: allow specify device properties in i2c_board_info Dmitry Torokhov
2017-02-02 10:08   ` Mika Westerberg
2017-02-01 22:56 ` [PATCH v3 0/4] Export APIs to copy device properties & more Dmitry Torokhov

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