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From: Dan Carpenter <dan.carpenter@oracle.com>
To: Dan Robertson <dan@dlrobertson.com>
Cc: Jonathan Cameron <Jonathan.Cameron@huawei.com>,
	Hartmut Knaack <knaack.h@gmx.de>,
	Lars-Peter Clausen <lars@metafoo.de>,
	Peter Meerwald-Stadler <pmeerw@pmeerw.net>,
	Linus Walleij <linus.walleij@linaro.org>,
	Andy Shevchenko <andy.shevchenko@gmail.com>,
	linux-iio@vger.kernel.org, kernel-janitors@vger.kernel.org
Subject: Re: [PATCH] iio: accel: bma400: integer underflow setting accel scale
Date: Wed, 15 Jan 2020 21:09:01 +0300
Message-ID: <20200115180518.GF9562@kadam> (raw)
In-Reply-To: <20200115174324.GA29555@nessie>

On Wed, Jan 15, 2020 at 05:43:24PM +0000, Dan Robertson wrote:
> Thanks for taking a look at the code and your feedback on the driver!
> 
> On Wed, Jan 15, 2020 at 08:45:31PM +0300, Dan Carpenter wrote:
> > We put an upper bound on "val2" but we also need to prevent negative
> > values.
> 
> "val" is not used past the invalid value check. We only use "val" to make sure
> that it is in fact 0. AFAIK there is no "upper bound" on "val", it should be
> zero or we return -EINVAL. Am I missing something?

This patch affects "val2" not "val".  ;)

regards,
dan carpenter


  reply index

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-01-15 17:45 Dan Carpenter
2020-01-15 17:43 ` Dan Robertson
2020-01-15 18:09   ` Dan Carpenter [this message]
2020-01-15 17:58     ` Dan Robertson
2020-01-15 18:17 ` Dan Robertson
2020-01-16  6:24   ` Dan Carpenter
2020-01-16 10:08   ` [PATCH v2] iio: accel: bma400: prevent setting accel scale too low Dan Carpenter
2020-01-18 13:34     ` Jonathan Cameron

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