From: Dan Carpenter <dan.carpenter@oracle.com>
To: Brian Masney <masneyb@onstation.org>
Cc: jic23@kernel.org, devel@driverdev.osuosl.org, lars@metafoo.de,
linux-iio@vger.kernel.org, gregkh@linuxfoundation.org,
linux-kernel@vger.kernel.org, pmeerw@pmeerw.net, knaack.h@gmx.de
Subject: Re: [PATCH 2/7] iio: light: tsl2583: change functions to only have a single exit point
Date: Wed, 19 Oct 2016 14:08:59 +0300 [thread overview]
Message-ID: <20161019110859.GG4469@mwanda> (raw)
In-Reply-To: <1476873130-24926-2-git-send-email-masneyb@onstation.org>
On Wed, Oct 19, 2016 at 06:32:05AM -0400, Brian Masney wrote:
> Change the following functions to only have a single exit point:
> taos_i2c_read(), taos_als_calibrate(), taos_chip_on(),
> taos_gain_store(), taos_gain_available_show(), taos_luxtable_store()
> and taos_probe().
>
What's the point of this? This style of code just makes things more
complicated and leads to "forgot the error code" bugs. People think
that it future proofs the code in case we add locking but I have looked
into this and it has minimal if any impact at preventing locking bugs.
regards,
dan carpenter
next prev parent reply other threads:[~2016-10-19 14:56 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-10-19 10:32 [PATCH 1/7] iio: light: tsl2583: return proper error code Brian Masney
2016-10-19 10:32 ` [PATCH 2/7] iio: light: tsl2583: change functions to only have a single exit point Brian Masney
2016-10-19 11:08 ` Dan Carpenter [this message]
2016-10-19 12:38 ` Brian Masney
2016-10-19 12:51 ` Dan Carpenter
2016-10-19 10:32 ` [PATCH 3/7] iio: light: tsl2583: use DEVICE_ATTR_{RO, RW, WO} macros Brian Masney
2016-10-19 10:47 ` Peter Meerwald-Stadler
2016-10-19 13:04 ` Brian Masney
2016-10-19 11:26 ` Dan Carpenter
2016-10-19 13:08 ` Brian Masney
2016-10-19 13:11 ` Dan Carpenter
2016-10-22 17:25 ` Jonathan Cameron
2016-10-19 16:30 ` Jonathan Cameron
2016-10-19 10:32 ` [PATCH 4/7] iio: light: tsl2583: return proper error code in sysfs store functions Brian Masney
2016-10-19 10:32 ` [PATCH 5/7] iio: light: tsl2583: check return values from taos_chip_{on,off} Brian Masney
2016-10-19 11:22 ` [PATCH 5/7] iio: light: tsl2583: check return values from taos_chip_{on, off} Dan Carpenter
2016-10-19 12:48 ` Brian Masney
2016-10-19 12:54 ` Dan Carpenter
2016-10-19 12:57 ` Dan Carpenter
2016-10-19 10:32 ` [PATCH 6/7] iio: light: tsl2583: add locking to sysfs *_store() functions Brian Masney
2016-10-19 11:33 ` Dan Carpenter
2016-10-19 11:37 ` Dan Carpenter
2016-10-22 17:29 ` Jonathan Cameron
2016-10-24 9:35 ` Dan Carpenter
2016-10-19 10:32 ` [PATCH 7/7] iio: light: tsl2583: fix concurrency issue in taos_get_lux() Brian Masney
2016-10-22 17:32 ` Jonathan Cameron
2016-10-22 17:18 ` [PATCH 1/7] iio: light: tsl2583: return proper error code Jonathan Cameron
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