Messages in this thread |  | | Date | Thu, 13 Feb 2014 18:51:18 -0800 | From | Guenter Roeck <> | Subject | Re: [PATCH] hwmon: (ntc_thermistor): Avoid overflow |
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On 02/13/2014 02:39 PM, Doug Anderson wrote: > The ntc thermistor code was doing math whose temporary result might > have overflowed 32-bits. We need some casts in there to make it safe. > > In one example I found: > - pullup_uV: 1800000 > - result of iio_read_channel_raw: 3226 > - 1800000 * 3226 => 0x15a1cbc80 > > Signed-off-by: Doug Anderson <dianders@chromium.org>
Nice catch. Applied.
Thanks, Guenter
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