On Sat, Mar 16, 2013 at 04:15:24AM +0000, Ben Hutchings wrote:
> On Tue, 2013-03-12 at 15:44 -0700, Greg Kroah-Hartman wrote:
> > 3.0-stable review patch. If anyone has any objections, please let me know.
> >
> > ------------------
> >
> > From: Mark Brown <broo...@opensource.wolfsonmicro.com>
> >
> > commit 3e78080f81481aa8340374d5a37ae033c1cf4272 upstream.
> >
> > Not having power is a pretty serious error so check that we are able to
> > enable the supply and error out if we can't.
> >
> > Signed-off-by: Mark Brown <broo...@opensource.wolfsonmicro.com>
> > Signed-off-by: Guenter Roeck <li...@roeck-us.net>
>
> > ---
> > drivers/hwmon/sht15.c | 8 +++++++-
> > 1 file changed, 7 insertions(+), 1 deletion(-)
> >
> > --- a/drivers/hwmon/sht15.c
> > +++ b/drivers/hwmon/sht15.c
> > @@ -926,7 +926,13 @@ static int __devinit sht15_probe(struct
> > if (voltage)
> > data->supply_uV = voltage;
> >
> > - regulator_enable(data->reg);
> > + ret = regulator_enable(data->reg);
> > + if (ret != 0) {
> > + dev_err(&pdev->dev,
> > + "failed to enable regulator: %d\n", ret);
> > + return ret;
> > + }
> > +
> > /*
> > * Setup a notifier block to update this if another device
> > * causes the voltage to change
>
> Since this has now been released, I think you need this follow-up fix in
> 3.0.y and 3.4.y:
>
Excellent catch. I submitted your patch to -stable.
Thanks,
Guenter
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