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Date:   Sun, 2 Apr 2017 16:56:13 +0200
From:   Linus Walleij <>
To:     Jonathan Cameron <>,
        Matt Ranostay <>
Cc:     Andreas Klinger <>,
        Hartmut Knaack <>,
        Lars-Peter Clausen <>,
        Peter Meerwald <>,,
        Akinobu Mita <>,
        Wei Yongjun <>,
        Aniroop Mathur <>,
        "" <>,
        "" <>
Subject: Re: [PATCH] IIO: bmp280-core.c: fix error in humidity calculation

On Sun, Apr 2, 2017 at 11:32 AM, Jonathan Cameron <> wrote:
> On 27/03/17 11:06, Andreas Klinger wrote:
>> While calculating the compensation of the humidity there are negative
>> values interpreted as unsigned because of unsigned variables used.
>> These values need to be casted to signed as indicated by the documentation
>> of the sensor.
>> Signed-off-by: Andreas Klinger <>
> Looks superficially right to me, but would like an Ack from Linus Walleij.

I didn't work on these calculations, only infrastructure for the driver
but FWIW:
Acked-by: Linus Walleij <>

Matt Ranostay @Intel is the person you probably want to ACK it though,
he added the humidity calculations :)

Linus Walleij

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