Hello Krzysztof,
On Mon, Jun 8, 2015 at 3:35 AM, Krzysztof Kozlowski
<k.kozlowski@xxxxxxxxxxx> wrote:
> During probe the regulator (if present) was enabled but not disabled in
> case of failure. So an unsuccessful probe lead to enabling the
> regulator which was actually not needed because the device was not
> enabled.
>
> Additionally each deferred probe lead to increase of regulator enable
> count so it would not be effectively disabled during removal of the
> device.
>
> Signed-off-by: Krzysztof Kozlowski <k.kozlowski@xxxxxxxxxxx>
> Fixes: 498d22f616f6 ("thermal: exynos: Support for TMU regulator defined at device tree")
> Cc: <stable@xxxxxxxxxxxxxxx>
>
Reviewed-by: Javier Martinez Canillas <javier.martinez@xxxxxxxxxxxxxxx>
> ---
>
> I am not entirely convinced that this should go to stable. Leaving a
> regulator enabled in case of probe failure (no exynos TMU device) or
> after deferred probe (regulator won't be disabled during device removal)
> is not a critical issue, just leaks power.
Yes, as you said leaving the regulator enabled is not critical but
OTOH is a very small patch and is fixing a very evident bug so I think
it's OK.
Best regards,
Javier
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